<p>Solestial exists to deliver abundant energy in space. Our breakthrough technology is a silicon solar cell engineered for space to self-cure radiation damage under sunlight at operating temperatures as low as 65°C. Solestial solar cells are packaged in an ultrathin, low-mass, flexible solar power module designed to withstand up to 10 years in a variety of destinations in space. Our flexible solar power modules can be produced on automated machines resulting in lower costs than traditional III-V multijunction solar products.</p><p>From today’s satellite constellations and research projects to tomorrow’s lunar settlements and services in space, Solestial’s innovative technology represents a paradigm shift for space solar; an affordable, scalable solution to power sustained development. Solestial is a US company manufacturing solar cells and flexible solar power modules in Tempe, Arizona.</p>

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Affordable, durable solar cells revolutionizing space missions, reducing costs, and boosting sustainable power in orbit.

<div><strong>The Company:</strong></div><div> </div><div>Solestial, Inc. is the solar energy company for space.  Solestial’s core technology is a breakthrough ultra-thin silicon solar cell that can self-cure radiation damage at normal operating temperatures in space, packaged in a flexible, lightweight panel designed to achieve minimum degradation for up to 10 years in LEO.  Solestial panels can be mass-produced using automated machines resulting in costs 90% lower than incumbent technologies, with virtually unlimited manufacturing capacity.  From today’s satellite constellations and research projects to tomorrow’s utility-scale energy infrastructure and services in space, Solestial is powering the new space economy.</div><div> </div><div><strong>The Role:</strong></div><div> </div><div>As a <strong>Process Technician (Night Shift) </strong>at Solestial you will be responsible for processing ultra-thin solar cells according to baseline processes. This will include safely operating R&amp;D equipment to run baseline solar cell production lots according to documented procedures, troubleshooting tool failures, and assisting process engineers with transferring R&amp;D processes to large-scale manufacturing tools. For our large-scale manufacturing line, technicians will be performing operational preventative maintenance on the equipment, diagnosing and troubleshooting intermediate-level alarms, running basic quality control procedures, and working with simple hand tools and systems during floor operations.</div><div> </div><div>This is an exciting position as part of a positive, supportive, and passionate team! A competitive compensation package, including equity and full benefits (see below), will be offered.</div><br><br><h3>Specific Responsibilities to Include:</h3><ul><li>Available to work Monday-Friday, 6pm-2am.</li><li>Operate tools and equipment safely to maintain quality and fulfill orders per direction of supervisor. </li><li>Perform assigned job duties in accordance with training, written procedures, and with direction provided by team members and supervisor. </li><li>Interact with equipment to monitor parameters and alarms. ​​</li><li>Characterize partially processed solar cells (Sinton lifetime, photoluminescence, etc.). </li><li>Monitor process data &amp; make decisions based on procedures to maintain process control. Collect process data and maintain a record of work at the direction of the supervisor.</li><li>Recognize conditions that require escalation and provide good communication on issues and recommendations. </li><li>Collaborate with the solar cell engineers on problem solving. </li><li>Provide good communication with team members and leadership during shift changes.</li><li>Work in a R&amp;D manufacturing environment, often without direct supervision. </li><li>Perform mechanical maintenance activities utilizing hand tools and measurement devices in our large-scale manufacturing line. </li><li>Follow safety requirements and prevent accidents. </li><li>Maintain clean work environment. </li><li>Other duties as assigned.</li></ul><h3>Your Background:</h3><ul><li>High school diploma or GED.  </li><li>Associates of Science degree or Certification in a STEM program preferred. </li><li>Ability to work night shifts.</li><li>Ability to work in clean room environment. </li><li>Ability to work in a dynamic environment. </li><li>Ability to comply with all safety standards and procedures.</li><li>Ability to lift heavy objects, and spend the majority of time processing production lots in an environment where sitting/standing is required for extended periods of time. </li><li>Basic troubleshooting and problem-solving skills, clear communication. </li><li>Positive attitude. </li><li><strong>Previous experience working in a clean room environment (production or R&amp;D) as well as experience with in solar cell or electronics manufacturing is a strong plus.</strong></li></ul><h3>Our Benefits: </h3><ul><li>Competitive salary + equity - we want you to grow with us</li><li>Generous, high-quality medical, dental, and vision coverage on day one of employment</li><li>15 vacation days, 5 sick days, and 10 paid holidays annually - with an extended holiday break at year’s end</li><li>401K with employer match up to 4% of salary</li><li>Employer-paid short-term and long-term disability and employer-sponsored life insurance</li><li>Your impact will extend beyond our labs - supporting production of solar technology that literally goes to space.</li></ul><br>

Process Technician - Solar Cell Manufacturing (Night Shift)

<div><strong>The Company:</strong></div><div>Solestial is pioneering the future of space-based solar power by developing advanced solar technologies optimized for the harsh conditions of space. Our innovative, low-cost, and scalable solar arrays are engineered for next-generation satellites, spacecraft, and orbital infrastructure. We are driven by a mission to power the space economy and unlock limitless opportunities in orbit and beyond.</div><div> </div><div><strong>The Role:</strong></div><div>As a <strong>Process Engineer – Solar Cell Module Manufacturing &amp; Integration</strong>, you will develop, optimize, and implement the materials and manufacturing processes used to build Solestial’s solar modules. You will work closely with Product, Manufacturing, Equipment, and Quality teams to translate module designs into reliable, repeatable, and scalable production processes.</div><br><br><h3>Your Mission:</h3><ul><li>Develop, optimize, and implement manufacturing processes for solar cell module assembly and integration.</li><li>Collaborate with design engineering in the evaluation and selection of materials, including polymers, adhesives, thermal interface materials, and electrical insulation materials.</li><li>Translate product and design requirements into practical manufacturing processes, work instructions, and process specifications.</li><li>Plan and execute process trials, experiments, and qualification activities to improve yield, quality, reliability, and manufacturability.</li><li>Coordinate materials characterization, process validation, design verification, and hardware qualification testing.</li><li>Troubleshoot materials, process, and integration issues in partnership with Manufacturing, Product, Equipment, and Quality teams.</li><li>Support the transfer of new module designs and processes from development into production.</li><li>Develop process controls, acceptance criteria, and standard methodologies that ensure consistent, high-quality module production.</li><li>Support supplier selection, material qualification, and ongoing supplier improvement efforts.</li><li>Identify opportunities to improve process capability, cycle time, cost, and scalability as production grows.</li></ul><h3>What You Bring:</h3><ul><li>Bachelor’s degree in Materials Science, Chemical Engineering, Mechanical Engineering, Manufacturing Engineering, or a related field.</li><li>At least 5 years of experience in process engineering, materials engineering, or manufacturing engineering, preferably within the solar, semiconductor, aerospace, or advanced manufacturing industries.</li><li>Hands-on experience developing, optimizing, and implementing manufacturing processes for complex hardware or assemblies.</li><li>Strong knowledge of materials selection, characterization, and testing, particularly polymers, adhesives, thermal interface materials, and electrical insulation materials.</li><li>Experience translating product requirements into manufacturing processes, material specifications, process specifications, and work instructions.</li><li>Experience with process validation, qualification testing, troubleshooting, root-cause analysis, and continuous improvement.</li><li>Ability to use structured process-development tools such as DOE, SPC, process capability analysis, and PFMEA.</li><li>Experience supporting the transfer of new products or processes from development into manufacturing.</li><li>Familiarity with supplier selection, material qualification, supplier development, and ongoing performance evaluation.</li><li>Strong cross-functional communication skills and the ability to work effectively with Product, Manufacturing, Equipment, and Quality teams.</li></ul><h3>What Gives You an Edge:</h3><ul><div><li>Experience with solar cell or solar module manufacturing, assembly, and integration.</li><li>Background in semiconductor, photovoltaic, aerospace, or other high-reliability manufacturing environments.</li><li>Hands-on experience with module integration processes such as bonding, lamination, encapsulation, interconnection, thermal management, or insulation.</li><li>Experience scaling new materials and processes from development through qualification and production.</li><li>Familiarity with spaceflight hardware requirements, environmental testing, and qualification standards.</li><li>A practical, hands-on approach to troubleshooting and a willingness to work directly with equipment, materials, and production teams.</li><li>Comfort operating in a fast-paced environment where processes are still being developed and priorities evolve.</li></div></ul><h3>Our Benefits:</h3><ul><div><li>Competitive salary</li><li>Generous, high-quality medical, dental, and vision coverage on day one of employment</li><li>15 vacation days, 5 sick days, and 10 paid holidays annually - with an extended holiday break at year’s end</li><li>401K with employer match up to 4% of salary</li><li>Employer-paid short-term and long-term disability and employer-sponsored life insurance</li><li>Your work will literally<strong> go to space!</strong></li></div></ul><br>

Process Engineer - Solar Module Manufacturing

<div><strong style="font-size:small;">The Company:</strong></div><div> </div><div>Solestial is pioneering the future of space-based solar power by developing advanced solar technologies optimized for the harsh conditions of space. Our innovative, low-cost, and scalable solar arrays are engineered for next-generation satellites, spacecraft, and orbital infrastructure. We are driven by a mission to power the space economy and unlock limitless opportunities in orbit and beyond.</div><div> </div><p><strong style="font-size:small;">The Role:</strong></p><div><p>As a Supply Chain Specialist, you will support the production of solar cells, modules, and module integration at Solestial. You will be responsible for production scheduling and material procurement to ensure availability based on capacity, lead times, and delivery priorities.</p><p>Your daily responsibilities will include monitoring inventory levels and material expiration, maintaining lot traceability, managing warehouse transactions, procuring materials, and sharing supply chain data with your teammates to support production goals. You will work closely with Production, Process Engineering, and Program Managers to coordinate production runs and support the scaling of Solestial’s manufacturing capacity.</p><p>As Solestial continues to grow and transitions to a new, automated, high-volume manufacturing line, you will have opportunities to grow into broader or more specialized roles within supply chain, logistics, procurement, or planning.</p></div><br><br><h3>Your Mission</h3><ul><li>Prepare weekly schedules for the production teams and monitor production output to the schedule</li><li>Work directly with the operations team in development of production ramping plans</li><li>Prepare raw material inventory reports, monitor kanbans, and update other documentation with the use of multiple systems including MES, MRP, WMS, etc.</li><li>Procure raw materials for production of solar cells and modules, including creation and usage of purchase orders, negotiating for price, lead time, and payment terms.</li><li>Complete all receiving, in alignment with purchase orders for a complete 2-way match</li><li>Expedite orders with suppliers or transportation as required</li><li>Develop innovative methods to reduce the cost of materials and logistics</li><li>Create standard methods for data analysis to communicate material usage and determine scaling with ramp up of production.</li><li>Support continuous improvement of scheduling, warehouse management, procurement, and reporting processes.</li><li>Follow safety requirements and prevent accidents.</li><li>Maintain a clean work environment.</li><li>Work in collaboration with operations to achieve output performance (production capacity, on-time delivery, inventory levels)</li></ul><h3>What You Bring</h3><ul><li>Experience using MES, MRP, and/or WMS systems in a manufacturing or production environment.</li><li>Strong skills in Microsoft Excel, with preferred candidates having experience with Power BI, Tableau, or similar reporting/ analytics tools.</li><li>Ability to work in a class 10,000 clean room environment.</li><li>Ability to work in processing area wearing the necessary PPE.</li><li>Ability to work in a dynamic environment.</li><li>Strong analytical skills, basic data analysis and presentation, clear communication.</li><li>Production planning and scheduling experience, including coordinating build priorities, material readiness and capacity constraints.</li><li>Experience managing  warehouse/ material control activities.</li><li>Ability to generate, analyze, and communicate production and inventory reports from multiple data sources.</li><li>Collaborative, takes ownership, and works well across the team to get things done.</li><li><strong>Preferred candidate:  SQL/ Database experience for pulling, organizing, and validating production or inventory data.</strong></li><li><strong>Previous experience with photovoltaic solar modules or flexible circuits (R&amp;D, manufacturing, reliability) is a strong plus.</strong></li></ul><h3>Other Benefits: </h3><ul><li>Generous, high-quality medical, dental, and vision coverage.</li><li>15 vacation days, 5 sick days, and 10 paid holidays annually - with an extended holiday break at year’s end</li><li>401K with employer match up to 4% of salary</li><li>Employer-paid short-term and long-term disability and employer-sponsored life insurance</li><li>Your work will literally<strong> go to space!</strong></li></ul><br>This is an exciting position as part of a positive, supportive, and passionate team!  A competitive compensation package, including equity and full benefits (see below), will be offered.

Supply Chain Specialist - Buyer/ Planner

<div><strong>The Company</strong></div><div> </div><div>Solestial is pioneering the future of space-based solar power by developing advanced solar technologies optimized for the harsh conditions of space. Our innovative, low-cost, and scalable solar arrays are engineered for next-generation satellites, spacecraft, and orbital infrastructure. We are driven by a mission to power the space economy and unlock limitless opportunities in orbit and beyond. </div><div> </div><div><strong>The Role:</strong></div><div><p>As a <strong>Solar Module Manufacturing Manager</strong>, you will lead the team responsible for production of solar modules at Solestial. You will be accountable for daily operations, meeting production goals, maintaining product quality, and ensuring a safe and professional work environment. Your team will be comprised of 6–15 process engineers and technicians, and your daily duties will include scheduling and running production, leading process improvements related to scaling production, managing inventory movement, procurement of essential materials, and technician training and development.</p><p>You will work in direct collaboration with manufacturing process engineers who are focused on process improvements, yield improvements, and new tool introduction. This collaboration will support transforming processes and products from the R&amp;D teams to the production teams. As the company continues to grow and starts the transition to a new, automated, high-volume manufacturing line, you will transition to leading a team of 10–50 running high-volume production of solar modules.</p></div><br><br><h3>Your Mission</h3><ul><div><li>Plan, execute, and lead baseline processes for pilot production builds</li><li>Optimize process steps to minimize yield loss</li><li>Partner with process engineers to maintain equipment performance</li><li>Develop and maintain standard operating procedures and documentation</li><li>Transition processes to large-scale production tools as they are developed</li><li>Coordinate with material vendors to support production schedules</li><li>Identify and implement cost-reduction opportunities</li><li>Train technicians and future tool operators</li><li>Uphold safety standards and proactively prevent incidents</li><li>Maintain a clean and organized work environment</li><li>Develop a strong understanding of end-to-end solar cell and module processes and design features</li><li>Work in collaboration with other process leads to achieve required performance specifications, including efficiency, cost, and reliability</li><li>Contribute to the development of processes to scale the production of solar modules and the integration of these modules into customer developed packages</li></div></ul><h3>What You Bring</h3><ul><li>Bachelor’s degree in Engineering, Materials Science, Physics, or related fields</li><li>10+ years of proven experience in engineering or manufacturing roles, with a strong technical background</li><li>3+ years of management experience</li><li>Ability to work in a Class 10,000 clean room environment</li><li>Ability to conduct PV cell and module processing while wearing the necessary PPE</li><li>Ability to work in a dynamic environment</li><li>Strong analytical skills, including basic data analysis and presentation, with clear communication</li><li>Strong people leadership, coaching, and communication skills</li><li>Collaborative, solutions-oriented approach to working with others and solving problems</li><li><strong>Previous experience with photovoltaic solar modules or flexible circuits (R&amp;D, manufacturing, reliability) is a strong plus</strong></li></ul><h3>Our Benefits</h3><ul><div><li>Competitive compensation — we want you to grow with us</li><li>Generous, high-quality medical, dental, and vision coverage on day one of employment</li><li>15 vacation days, 5 sick days, and 10 paid holidays annually — with an extended holiday break at year’s end</li><li>401(k) with employer match up to 4% of salary</li><li>Employer-paid short-term and long-term disability and employer-sponsored life insurance</li><li>Your work will literally go to space!</li></div></ul><br>

Solar Module Manufacturing Manager

<div>Solestial is pioneering the future of space-based solar power by developing advanced solar technologies optimized for the harsh conditions of space. Our innovative, low-cost, and scalable solar arrays are engineered for next-generation satellites, spacecraft, and orbital infrastructure. We are driven by a mission to power the space economy and unlock limitless opportunities in orbit and beyond.</div><div> </div><div><p>As a <strong>Chemical Process Engineer</strong>, you will support and develop electroplating and wet chemical processes used in the manufacturing of Solestial's solar cells and modules. This role will be responsible for maintaining existing copper plating operations while leading the development, scale-up, and deployment of new nickel and gold plating processes.</p><p>You will work closely with Manufacturing, Equipment Engineering, Process Engineering, and Product Development teams to improve process capability, yield, throughput, and reliability. This role will also support wastewater treatment systems and help ensure safe, compliant operation of chemical processes across multiple manufacturing areas.</p><p>This is a hands-on engineering role that combines process development, manufacturing support, troubleshooting, and scale-up of new technologies.</p></div><br><br><h3>Your Mission</h3><ul><div><li><p>Support and optimize electroplating processes used in solar cell manufacturing.</p></li><li><p>Develop, characterize, and scale new nickel and gold plating processes for production.</p></li><li><p>Support existing copper plating operations and continuous process improvement efforts.</p></li><li><p>Design and execute experiments to improve process performance, yield, and reliability.</p></li><li><p>Monitor critical process parameters and implement process controls to ensure consistent results.</p></li><li><p>Analyze process data and present findings to technical and manufacturing teams.</p></li><li><p>Troubleshoot process excursions, yield issues, and equipment-related challenges.</p></li><li><p>Partner with Manufacturing and Equipment Engineering teams to improve throughput and operational efficiency.</p></li><li><p>Support installation, qualification, and ramp-up of new plating equipment and process lines.</p></li><li><p>Develop and maintain process documentation, operating procedures, work instructions, and training materials.</p></li><li><p>Support operation and continuous improvement of wastewater treatment systems associated with manufacturing operations.</p></li><li><p>Train operators and manufacturing personnel on process requirements and best practices.</p></li><li><p>Follow safety requirements and contribute to a safe, organized, and compliant manufacturing environment.</p></li></div></ul><h3>What You Bring</h3><ul><div><li><p>Bachelor's, Master's, or PhD in Chemical Engineering, Chemistry, Materials Science, or a related technical field.</p></li><li><p>Experience working with electrochemical, electroplating, wet chemistry, semiconductor, photovoltaic, or related manufacturing processes.</p></li><li><p>Strong understanding of process development, process control, and manufacturing scale-up.</p></li><li><p>Experience troubleshooting complex process and equipment issues.</p></li><li><p>Strong analytical and problem-solving skills.</p></li><li><p>Experience analyzing process data and communicating technical findings.</p></li><li><p>Ability to work effectively in a fast-paced, collaborative environment.</p></li><li><p>Ability to work safely around chemicals and manufacturing equipment.</p></li></div></ul><h3>What Gives You an Edge</h3><ul><div><li><p>Experience with copper, nickel, gold, or other metal plating processes.</p></li><li><p>Experience supporting semiconductor, photovoltaic, PCB, advanced packaging, or electronics manufacturing.</p></li><li><p>Experience with wastewater treatment systems or industrial chemical waste handling.</p></li><li><p>Experience with statistical process control (SPC), design of experiments (DOE), and yield improvement methodologies.</p></li><li><p>Experience transferring processes from development into manufacturing environments.</p></li><li><p>Experience working in cleanroom or high-reliability manufacturing environments.</p></li></div></ul><h3>Our Benefits</h3><ul><div><li>Competitive compensation - we want you to grow with us</li><li>Generous, high-quality medical, dental, and vision coverage on day one of employment</li><li>15 vacation days, 5 sick days, and 10 paid holidays annually - with an extended holiday break at year’s end</li><li>401K with employer match up to 4% of salary</li><li>Employer-paid short-term and long-term disability and employer-sponsored life insurance</li><li>Your work will literally go to space!</li></div></ul><br>

Chemical Process Engineer

<div><p>Solestial is pioneering the future of space-based solar power by developing advanced solar technologies optimized for the harsh conditions of space. Our innovative, low-cost, and scalable solar arrays are engineered for next-generation satellites, spacecraft, and orbital infrastructure. We are driven by a mission to power the space economy and unlock limitless opportunities in orbit and beyond.</p><h3><strong>The Role:</strong></h3><p>As our <strong>Laser Process Engineer</strong>, you'll support the development, optimization, and scaling of laser-based manufacturing processes used to build next-generation solar cells and modules. Working closely with our Principal Laser Engineer, you'll help develop and deploy laser processing technologies while supporting day-to-day process troubleshooting and continuous improvement efforts across development and production environments.</p><p>This is a hands-on role focused on laser process development, equipment troubleshooting, and manufacturing execution. You'll work across laser dicing, polymer ablation, masking, and related manufacturing processes while partnering closely with Engineering, Manufacturing, Tooling, and Automation teams. This role is ideal for someone who enjoys working directly with hardware, solving technical challenges, and helping transition innovative technologies from development into production.</p></div><br><br><h3>Your Mission</h3><ul><div><li>Support development of laser processing techniques for solar cell and module fabrication</li><li>Assist in design, build, and setup of laser tooling and related mechanical systems (fixtures, chucks, alignment setups, etc.)</li><li>Run experiments, collect data, and help refine process settings.</li><li>Develop and improve laser equipment automation scripts used for both R&amp;D and manufacturing</li><li>Work in CAD to support tooling and integration design efforts</li><li>Assist with installation, debugging, and commissioning of laser and related equipment</li><li>Partner with automation and mechanical engineers to integrate laser systems into larger tools</li><li>Help transition processes from R&amp;D/pilot into production environments</li><li>Create manufacturing documentation (SOPs, work instructions, and Process FMEAs) and support operator training</li><li>Contribute to general lab and pilot line activities, including running builds and supporting production lots as needed</li></div></ul><h3>What You Bring</h3><ul><div><li>Bachelor's degree in Mechanical Engineering, Materials Science, Optical Engineering, Physics, Manufacturing Engineering, or a related technical field</li><li>1–4 years of engineering experience (internships, co-ops, research, or industry experience included) in a hands-on technical environment</li><li>Hands-on experience with lasers, optics, photonics, or laser-based materials processing through academic research, internships, or industry experience</li><li>Comfortable working with hardware—building, debugging, troubleshooting, and improving physical systems</li><li>Experience collecting and analyzing data to solve technical problems and improve process performance</li><li>Ability to write basic logic scripts to automate equipment sequences (motion control, laser controls, I/O handling, vision systems, and calibration)</li><li>Basic 2D and 3D CAD experience (AutoCad and SolidWorks or similar)</li><li>Familiarity with laboratory, pilot-line, or manufacturing environments</li><li>Strong problem-solving mindset and ability to work effectively across engineering and operations teams</li></div></ul><h3>What Gives You an Edge</h3><ul><div><li>Experience with laser dicing, ablation, cutting, marking, welding, or other laser-based manufacturing processes</li><li>Experience troubleshooting manufacturing equipment and process issues</li><li>Exposure to automation systems, controls, sensors, motion systems, or machine integration</li><li>Experience in semiconductor, solar, electronics, or other advanced manufacturing environments</li></div></ul><h3>Our Benefits</h3><ul><div><li>Competitive compensation - we want you to grow with us</li><li>Generous, high-quality medical, dental, and vision coverage on day one of employment</li><li>15 vacation days, 5 sick days, and 10 paid holidays annually - with an extended holiday break at year’s end</li><li>401K with employer match up to 4% of salary</li><li>Employer-paid short-term and long-term disability and employer-sponsored life insurance</li><li>Your work will literally go to space!</li></div></ul><br>

Laser Process Engineer

<div><div><strong>The Company:</strong></div><div> </div><div>We’re Solestial, and we are building cutting-edge silicon solar power for space. Our tech is designed to survive the extremes—radiation, vacuum, launch shock—and deliver reliable energy to satellites, lunar missions, and beyond. We are a fast-growing startup backed by strategic, experienced investors in the Space and High Tech sectors, and we’re on a mission to make off-world energy as scalable and dependable as it is here on Earth. As we accelerate the future of space solar, we're looking for a <strong>Senior Technical Program Manager</strong> who thrives on bringing customers, engineering, and operations together to deliver mission-ready solutions. </div><p> </p><p><strong>The Role:</strong></p><p>As <strong>Senior Technical Program Manager</strong>, you will lead customer programs across the full lifecycle, from pre-award planning and proposal development through design, production, test, delivery, and closeout. You will translate customer requirements into initial system concepts through electrical power analysis and technical trade studies, while coordinating closely with engineering, operations, production, and business development. You will own program execution by managing schedules, risks, requirements, technical reviews, customer communications, and internal leadership reporting to ensure that program deliverables are completed on time and meet performance objectives. As Senior Technical Program Manager<strong> </strong>you will actively participate in cutting-edge solar module design and work closely with the growing portfolio of Solestial customers. In addition, you will work closely with technology and business development regarding product roadmap and production scale plans to ensure timely delivery to customers while meeting specified performance parameters.</p></div><br><br><h3>Your Mission</h3><ul><div><li><p>Directly manage accounts within the business portfolio regularly interfacing with customers through the entire program lifecycle including pre-award efforts and project closeout.</p></li><li><p>Regularly communicate with customers providing technical overviews and programmatic updates on progress across engineering &amp; development, schedule execution, risk and mitigation status, production progress, and other key program health indicators.</p></li><li><p>Perform system level trades and electrical power analysis to create initial design concepts devised from customer provided driving requirements and objectives </p></li><li><p>Develop customer specific designs throughout the program lifecycle managing requirements and engineering tasks by working directly with the technology development and production teams.</p></li><li><p>Plan, coordinate, and collaboratively work with the operations team providing inputs to strategic planning such as milestones and key dates, critical schedule and technical dependencies, and mission specific requirements.</p></li><li><p>Contribute to proposal development by providing inputs such as engineering and programmatic scope descriptions, cost estimates for non-recurring and recurring deliverables or tasks, and schedule estimations as an output of detailed planning with stakeholders.</p></li><li><p>Regularly provide upward status to internal company leadership regarding overall program health, risk status, and schedule progress and updates.</p></li><li><p>Lead coordination and execution of major technical reviews such as PDR/CDR including manufacturing and test readiness reviews externally with customers and among internal stakeholders.</p></li><li><p>Assist Business Development and support the sales team in business capture through reviewing and providing programmatic and technical content for SOWs, grants, proposals, and competitive technical solutions.</p></li><li><p>Consistently execute established program management processes ensuring strong follow-through across stakeholders and identify opportunities to improve existing workflows or develop and implement new processes where needed.</p></li></div></ul><h3>What You Bring</h3><ul><div><li><p>Bachelor’s or Master’s degree in a technical field</p></li><li><p>5+ years of relevant experience as a Program Manager or Systems Engineer in the aerospace industry</p></li><li><p>Ability to communicate technical material clearly and professionally</p></li><li><p>Ability to represent the company professionally to external parties</p></li><li><p>Proficiency with developing schedules, managing dependencies, and identifying opportunities and risks </p></li><li><p>Experience with satellite electrical systems and solar arrays or photovoltaic technology</p></li><li><p>Familiarity with common solar cell technologies and qualification procedures</p></li><li><p>Experience using AutoCAD or similar design software</p></li></div></ul><h3>Our Benefits</h3><ul><div><li style="list-style-type:revert;">Competitive compensation - we want you to grow with us</li><li style="list-style-type:revert;">Generous, high-quality medical, dental, and vision coverage on day one of employment</li><li style="list-style-type:revert;">15 vacation days, 5 sick days, and 10 paid holidays annually - with an extended holiday break at year’s end</li><li style="list-style-type:revert;">401K with employer match up to 4% of salary</li><li style="list-style-type:revert;">Employer-paid short-term and long-term disability and employer-sponsored life insurance</li><li style="list-style-type:revert;font-weight:bold;"><strong>Your work will literally go to space!</strong></li></div></ul><br>

Senior Technical Program Manager

<div><strong>The Company:</strong></div><div>We’re Solestial, and we are building cutting-edge silicon solar power for space. Our tech is designed to survive the extremes—radiation, vacuum, launch shock—and deliver reliable energy to satellites, lunar missions, and beyond. We are a fast-growing startup backed by strategic, experienced investors in the Space and High Tech sectors, and we’re on a mission to make off-world energy as scalable and dependable as it is here on Earth. As we scale our manufacturing operations, we’re looking for a <strong>Quality Manager</strong> who thrives at the intersection of precision, innovation, and relentless improvement.</div><div> </div><div><strong>The Role:</strong></div><div>As our <strong>Quality Manager</strong>, you'll be the guardian of reliability across our manufacturing line. You will create and own the quality processes that ensure every solar panel we build is launch-ready and space-worthy. You'll lead inspection protocols, define quality standards, and drive root-cause analysis on mission-critical hardware while ensuring we meet industry quality standards. This is a hands-on role, collaborating cross-functionally with engineering, production, and supply chain teams, and is perfect for someone who loves solving complex problems and doesn't shy away from imperfect systems. You'll help establish the foundation for quality at Solestial by building the systems, standards, and culture that will support our next phase of manufacturing growth and every mission that follows.</div><div> </div><div><strong>This is an on-site role based in Tempe, Arizona.</strong></div><br><br><h3>Your Mission:</h3><ul><li>Develop, implement, and maintain the company’s quality management system (QMS) in line with AS9100 or ISO 9001 standards</li><li>Serve as the key quality representative during customer reviews and regulatory audits</li><li>Define inspection protocols and quality gates across the production line</li><li>Lead root cause analysis and corrective actions - NCRs, CAPAs, etc.</li><li>Collaborate with design teams to make products more manufacturable, inspectable and testable</li><li>Own the document control and configuration management tools and policies</li><li>Manage supplier quality standards and perform supplier audits</li><li>Own quality data - use dashboards to track metrics, spot trends, and push for continuous improvement</li><li>Train and support the team on quality culture and best practices</li></ul><h3>What You Bring:</h3><ul><li>Bachelor’s degree in Engineering, Materials Science, or a related technical field</li><li>5+ years of quality experience in high-reliability manufacturing (aerospace, defense, semiconductors, etc.)</li><li>Strong knowledge of quality standards and certifications (AS9100, ISO 9001, NASA-STD-8739 preferred)</li><li>Hands-on experience with tools such as FMEA/FMECA, SPC, MSA, and RCCA</li><li>Familiarity with manufacturing processes such as soldering, lamination, encapsulation, or thin-film deposition</li><li>Experience leading quality audits (internal and external)</li><li>Excellent communication, leadership, and organizational skills</li><li>Bonus: Experience with environmental testing or space-grade materials and product deliverables</li></ul><h3>Our Benefits:</h3><ul><li>Competitive salary</li><li>Generous, high-quality medical, dental, and vision coverage on day one of employment</li><li>15 vacation days, 5 sick days, and 10 paid holidays annually - with an extended holiday break at year’s end</li><li>401K with employer match up to 4% of salary</li><li>Employer-paid short-term and long-term disability and employer-sponsored life insurance</li><li>Your work will literally<strong> go to space!</strong></li></ul><br>

Quality Manager

<div><div><strong>The Company:</strong></div><div><br>Solestial is pioneering the future of space-based solar power by developing advanced solar technologies optimized for the harsh conditions of space. Our innovative, low-cost, and scalable solar arrays are engineered for next-generation satellites, spacecraft, and orbital infrastructure. We are driven by a mission to power the space economy and unlock limitless opportunities in orbit and beyond.</div></div><div> </div><div><strong>The Role:</strong></div><div><p>As a Process Technician at Solestial, you will play a hands-on role in building our next-generation solar modules by following established manufacturing processes. This includes both manual and automated production, requiring the safe operation of solar module equipment and Solestial's R&amp;D manufacturing line.</p><p>You will also support engineers as we transition our solar module manufacturing processes to a high-volume production environment. In our large-scale manufacturing line, Process Technicians perform operational preventive maintenance, diagnose and troubleshoot intermediate-level equipment alarms, execute basic quality control procedures, and use hand tools and production systems to keep manufacturing running safely and efficiently.</p><p> </p><p>This is an exciting position as part of a positive, supportive, and passionate team! A competitive compensation package, including full benefits, will be offered.</p></div><br><br><h3>Specific Responsibilities to Include:</h3><ul><li>Assemble and build photovoltaic (PV) modules according to established procedures and quality standards.</li><li>Safely operate manufacturing tools and equipment to support production goals and product quality.</li><li>Perform assigned tasks in accordance with training, documented procedures, and supervisor guidance.</li><li>Monitor equipment operation, process parameters, and system alarms.</li><li>Collect and document process data; make decisions based on established procedures to maintain process control.</li><li>Identify abnormal conditions, escalate issues appropriately, and communicate recommendations effectively.</li><li>Collaborate with engineers and cross-functional teams to troubleshoot and resolve manufacturing challenges.</li><li>Communicate production status, issues, and priorities during shift handoffs.</li><li>Perform basic mechanical maintenance using hand tools and measurement equipment on manufacturing systems.</li><li>Adhere to all safety policies and procedures to maintain a safe work environment.</li><li>Maintain a clean and organized work area in accordance with 5S and cleanroom standards.</li><li>Support continuous improvement initiatives and perform other duties as assigned.</li></ul><h3>Your Background:</h3><ul><li>High school diploma or GED required.</li><li>Associate degree or higher in a STEM-related field preferred.</li><li>Minimum of 3 years of relevant industry experience.</li><li>Experience working in an R&amp;D or advanced manufacturing environment.</li><li>Self-motivated with the ability to work independently and demonstrate initiative.</li><li>Hands-on experience assembling small, delicate components with strong manual dexterity.</li><li>Ability to spend extended periods sitting and/or standing while performing detailed assembly work.</li><li>Ability to work in a Class 1,000 cleanroom environment.</li><li>Comfortable working in a fast-paced, dynamic environment with changing priorities.</li><li>Strong commitment to safety and compliance with all company policies and procedures.</li><li>Basic troubleshooting, problem-solving, and communication skills.</li><li>Positive attitude and strong teamwork skills.</li><li>Previous experience in a cleanroom manufacturing environment (production or R&amp;D) is preferred.</li><li>Experience in solar, semiconductor, electronics, aerospace, or related manufacturing industries is highly desirable</li></ul><h3>Our Benefits: </h3><ul><li>Competitive salary </li><li>Generous, high-quality medical, dental, and vision coverage on day one of employment</li><li>15 vacation days, 5 sick days, and 10 paid holidays annually - with an extended holiday break at year’s end</li><li>401K with employer match up to 4% of salary</li><li>Employer-paid short-term and long-term disability and employer-sponsored life insurance</li><li>Your impact will extend beyond our labs - supporting production of solar technology that literally goes to space.</li></ul><br>

Process Technician - Solar Module Manufacturing

<div><strong>The Company:</strong></div><div><br>Solestial is pioneering the future of space-based solar power by developing advanced solar technologies optimized for the harsh conditions of space. Our innovative, low-cost, and scalable solar arrays are engineered for next-generation satellites, spacecraft, and orbital infrastructure. We are driven by a mission to power the space economy and unlock limitless opportunities in orbit and beyond.</div><div> </div><div><strong>The Role:</strong></div><p>As an <strong>Automation Engineer</strong>, you will design, develop, and support automated manufacturing equipment used to produce Solestial's next-generation solar cells and solar panels. You will work closely with Manufacturing, Process Engineering, Equipment Engineering, and Product Development teams to create reliable, scalable automation solutions that improve throughput, quality, and operational efficiency.</p><p>This role will focus on integrating motion systems, sensors, robotics, machine vision, safety systems, and manufacturing equipment into production-ready solutions. You will support both new equipment development and continuous improvement of existing production tools.</p><p>This is an on-site, hands-on role for someone who enjoys solving complex engineering challenges and building automation systems from concept through production deployment.<br><br><strong>Tempe, Arizona</strong></p><p> </p><div> </div><br><br><h3>Your Mission</h3><ul><div><li>Design, develop, integrate, and troubleshoot automated manufacturing equipment and systems.</li><li>Develop machine architectures, control strategies, and automation solutions for solar cell and module manufacturing processes.</li><li>Program, configure, and commission automation hardware including PLCs, motion controllers, sensors, actuators, and machine vision systems.</li><li>Design and implement equipment safety systems and interlocks.</li><li>Support development of robotic handling, alignment, inspection, and material transport systems.</li><li>Collaborate with Process Engineers and Manufacturing teams to improve throughput, yield, reliability, and equipment utilization.</li><li>Diagnose and resolve controls, electrical, mechanical, and software-related equipment issues.</li><li>Participate in equipment design reviews, risk assessments, and root cause investigations.</li><li>Create and maintain engineering documentation including schematics, specifications, operating procedures, and troubleshooting guides.</li><li>Support installation, qualification, and startup of new manufacturing equipment.</li><li>Work with external vendors and integrators to develop and deploy production systems.</li><li>Train technicians and operators on equipment operation and troubleshooting.</li><li>Follow safety requirements and contribute to a safe, organized, and efficient work environment.</li></div></ul><h3>What You Bring</h3><ul><div><li>Bachelor's degree in Mechanical Engineering, Electrical Engineering, Mechatronics, Robotics, Automation Engineering, or a related technical field.</li><li>Experience designing, building, commissioning, or supporting automated manufacturing equipment.</li><li>Experience with motion control systems, sensors, machine vision, robotics, or industrial automation.</li><li>Experience troubleshooting complex electromechanical systems.</li><li>Ability to work across mechanical, electrical, controls, and software disciplines.</li><li>Strong analytical and problem-solving skills.</li><li>Excellent communication and collaboration skills.</li><li>Ability to collaborate across interdisciplinary engineering teams and independently progress equipment projects.</li></div></ul><h3>What Gives You an Edge</h3><ul><li>Hands-on experience with PLC programming and industrial control systems.</li><li>A background in robotics, machine vision, or precision positioning systems.</li><li>Experience developing automation for semiconductor, photovoltaic, electronics, aerospace, or other advanced manufacturing industries.</li><li>The ability to read and interpret electrical schematics and wiring diagrams, with knowledge of industrial safety standards.</li><li>Experience taking equipment from prototype through production deployment.</li><li>Proficiency with CAD software, mechanical design, and PDM/PLM data management systems.</li><li>Experience working in cleanroom manufacturing environments.</li></ul><h3>Our Benefits</h3><ul><div><li>Competitive compensation - we want you to grow with us</li><li>Generous, high-quality medical, dental, and vision coverage on day one of employment</li><li>15 vacation days, 5 sick days, and 10 paid holidays annually - with an extended holiday break at year’s end</li><li>401K with employer match up to 4% of salary</li><li>Employer-paid short-term and long-term disability and employer-sponsored life insurance</li><li>Your work will literally go to space!</li></div></ul><br>

Automation Engineer

<div><strong>The Company:</strong></div><div><br>Solestial is pioneering the future of space-based solar power by developing advanced solar technologies optimized for the harsh conditions of space. Our innovative, low-cost, and scalable solar arrays are engineered for next-generation satellites, spacecraft, and orbital infrastructure. We are driven by a mission to power the space economy and unlock limitless opportunities in orbit and beyond.</div><div> </div><div><strong>The Role:</strong><br>As our <strong>Business Development Manager, Commercial</strong>, you’ll be the owner of commercial sales activities and a key contributor as Solestial continues to scale. You will lead prospecting, qualification and proposals for new business with inbound and outbound sales activities to build the commercial backlog and drive strategic partnerships that position Solestial for success in the expanding commercial market. This is a hands-on role, collaborating cross-functionally with marketing, engineering, product, and leadership — and perfect for someone who loves driving results and making a large impact.</div><br><br><h3>Your Mission</h3><ul><li>Own commercial sales strategy in conjunction with VP of Product, Programs &amp; Sales</li><li>Build and sustain long-term direct relationships with key commercial customer stakeholders</li><li>Quarterback cross-functional proposal efforts, working with product and engineering to deliver robust and competitive proposals on time</li><li>Achieve Commercial Sales targets, aligned to business strategy and growth objectives</li><li>Collaborate with government sales and marketing teams on a unified Go To Market strategy</li><li>Represent Solestial at industry events, conferences, trade shows, and on-site meetings with existing commercial customers and prospects</li><li>Communicate capture progress, pipeline health, and key risks to executive leadership through email, meetings, and regular updating of CRM</li><li>Identify, negotiate, and manage strategic partnerships and teaming agreements that enhance competitiveness</li></ul><h3>What You Bring</h3><ul><li>Bachelor’s degree with a preference for a STEM background</li><li>8+ years of experience in space or aerospace sales or business development</li><li>Knowledge of commercial satellite and space infrastructure market, strategy and key participants</li><li>Existing network of relationships with satellite bus providers</li><li>Experience with all phases of the sales funnel from prospecting and lead generation to negotiations and contracting</li><li>Strong experience with proposal development and business capture</li><li>Proficiency with Hubspot or similar CRM tool</li><li>Excellent written and verbal communication skills</li><li>Ability to travel up to 50% (domestic and international)</li><li>Bonus: Knowledge of solar power generation or satellite power system technologies and competitive landscape</li></ul><h3>Our Benefits</h3><ul><div><li>Competitive compensation - we want you to grow with us</li><li>Generous, high-quality medical, dental, and vision coverage on day one of employment</li><li>15 vacation days, 5 sick days, and 10 paid holidays annually - with an extended holiday break at year’s end</li><li>401K with employer match up to 4% of salary</li><li>Employer-paid short-term and long-term disability and employer-sponsored life insurance</li><li>Your work will literally go to space!</li></div></ul><br>

Business Development Manager, Commercial

<div><p><strong>The Company:</strong></p><p>Solestial, Inc. is the solar energy company for space. Solestial’s core technology is a breakthrough ultra-thin silicon solar cell that can self-cure radiation damage at normal operating temperatures in space, packaged in a flexible, lightweight panel designed to achieve minimum degradation for up to 10 years in LEO. Solestial panels can be mass-produced using automated machines resulting in costs 90% lower than incumbent technologies, with virtually unlimited manufacturing capacity. From today’s satellite constellations and research projects to tomorrow’s utility-scale energy infrastructure and service in space, Solestial is powering the new space economy.</p><p><strong>The Role:</strong></p><p>As a <strong>Facilities &amp; Equipment Technician</strong> at Solestial, you will support the day-to-day operation, maintenance, and improvement of our manufacturing facility and critical building infrastructure.  This spans routine maintenance across electrical, plumbing, mechanical, and building systems, as well as project-level work including facility expansions and manufacturing equipment installations.  This role is essential to maintaining a safe, reliable, and production-ready environment in a fast-moving manufacturing setting. </p><p>You will perform hands-on maintenance and repairs across facility systems, support manufacturing equipment installation and relocation, and partner cross-functionally to execute facility upgrades, expansions, and infrastructure improvements.  This includes coordinating closely with contractors and vendors performing work on-site — helping to schedule, oversee, and verify third-party work is completed safely and to specification.</p><p>This role also requires frequent coordination with production, engineering, and EHS teams to ensure facility work is aligned with operational needs, safety requirements, and project timelines.</p><p>This is a role is ideal for someone who thrives in a hands-on manufacturing environment, can troubleshoot independently, and understands that facility uptime directly supports production success.</p></div><br><br><h3>Your Mission</h3><ul><ul style="margin-top:0in;margin-bottom:0in;"><li>Perform general facility maintenance and repairs across electrical, plumbing, mechanical, and building systems.</li><li>Support facility infrastructure for manufacturing operations, including equipment installation, relocation, and utility connections.</li><li>Assist with equipment commissioning and decommissioning, including electrical tie-ins, compressed air, exhaust/ventilation, and process utility connections.</li><li>Perform preventive maintenance and routine inspections on facility systems to identify and resolve issues before they impact operations.</li><li>Maintain facility systems including HVAC, lighting, electrical distribution, doors, building envelope, and general infrastructure.</li><li>Troubleshoot facility issues quickly and effectively to minimize downtime and disruption to manufacturing operations.</li><li>Coordinate and oversee contractors, vendors, and service providers performing on-site work, ensuring quality and safety compliance.</li><li>Support facility buildouts, layout changes, and infrastructure improvements as production needs evolve.</li><li>Maintain organized maintenance records, work orders, and service logs.</li><li>Read and interpret basic blueprints, schematics, and technical drawings to support facility projects and equipment installs.</li><li>Ensure compliance with safety requirements including lockout/tagout (LOTO), PPE, chemical handling, and hazardous waste procedures.</li><li>Partner closely with Operations, Engineering, and EHS to support facility modifications, continuous improvement initiatives, and operational readiness.</li></ul></ul><h3>What You Bring</h3><ul><li>High school diploma or GED required.</li><li>Vocational training or trade program preferred in an applicable field.</li><li>Certificates for HVAC, electrical, or plumbing preferred.</li><li>3–5 years of hands-on experience in facilities maintenance, preferably in a manufacturing, industrial, semiconductor, or production environment.</li><li>Demonstrated working knowledge of electrical, plumbing, and mechanical systems — you can diagnose and resolve common issues independently without waiting for a specialist.</li><li>Practical experience supporting manufacturing operations, including equipment installation, relocation, or infrastructure modifications on an active production floor.</li><li>Familiarity with industrial utilities such as compressed air, ventilation/ exhaust, electrical distribution, and process utilities.</li><li>Strong troubleshooting and problem-solving skills with the ability to work independently and prioritize effectively.</li><li>Familiarity with industrial safety standards and practices, including LOTO (lockout/tagout), PPE compliance, and hazmat handling procedures.</li><li>Experience working safely around industrial equipment, chemicals, and manufacturing processes.</li><li>Ability to read and interpret technical drawings, equipment schematics, and work orders.</li><li>Ability to coordinate across contractors, vendors, and internal teams to execute facility work efficiently.</li><li>Ability to lift equipment/ materials and work on your feet for extended periods.</li><li>Positive, team-first attitude with the ability to shift priorities quickly as facility and production needs evolve.</li><li>Comfortable working in a fast-paced startup environment where priorities shift and facility needs evolve quickly.</li></ul><h3>Our Benefits</h3><ul><ul style="margin-top:0in;margin-bottom:0in;"><li>Competitive salary + equity - we want you to grow with us</li><li>Generous, high-quality medical, dental, and vision coverage on day one of employment</li><li>15 vacation days, 5 sick days, and 10 paid holidays annually - with an extended holiday break at year’s end</li><li>401K with employer match up to 4% of salary</li><li>Employer-paid short-term and long-term disability and employer-sponsored life insurance</li><li>Your impact will extend beyond our labs - supporting production of solar technology that literally goes to space.</li></ul></ul><br>

Solestial

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