Senior Mechanical Engineer - Thermal

4 months ago
Full time role


SPAN is developing products to enable rapid adoption of renewable energy and deliver an intuitive interface for the home. We ...

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Job Description

Our Mission  

SPAN develops products that accelerate the rapid adoption of renewable energy in the home. The flagship SPAN Smart Panel is the first true evolution for the traditional home electric panel, harnessing enhanced technology for metering, monitoring, and control. An expanded product suite of intelligent, integrated solutions radically lowers the cost and complexity of energy upgrades–including solar, batteries, and EVs–empowering homeowners to be active, resilient, and informed players in the energy market. 

The Role

The SPAN engineering team is made of experienced, passionate people with expertise in electronics, mechanical design, energy systems, and embedded software. We are seeking a passionate mechanical engineer to join the hardware development team of SPAN. As a mechanical engineer, you will rely on your experience in mechanical design, thermal analysis, and hands-on prototyping skills to assist SPAN’s hardware design, testing, and manufacturing efforts.

In this role, you will:

  • Model and design components using a variety of materials (plastic, metal, and glass).
  • Collaborate with internal and external teams.
  • Model heat transfer, structural and electromechanical aspects of our products and perform Computational Fluid Dynamics (CFD) and Finite Element Analysis (FEA)
  • Interpret analysis results, provide physical explanations and drive product solutions.
  • Participate in new product and technology development and proactively guide design directions to meet product performance requirements. You will also use FEA/CFD to augment failure analysis
  • Design and build prototype components and assemblies
  • Develop and perform thermal tests.
  • Create detailed 2D drawings using GD&T when applicable.

About You

Required Qualifications:

  • You would be a great fit for this job if you:
  • Hold a BS or MS in Mechanical Engineering
  • Have 5+ years of experience in static/dynamic structural, modal, and thermal analysis using hand calculations as well as Ansys or similar FEA software. Experience in CFD, electromagnetic and non-linear analysis preferred
  • Take a hands-on approach whether it be building a prototype or performing testing.
  • Have strong problem-solving skills and can manage workload of multiple projects
  • Effectively communicate technical concepts, ideas, and knowledge to other team members, including mentoring junior members of the team
  • Enjoy working on projects with diverse teams under tight timelines.
  • Are proficient in 3D CAD, 2D detailed drawings.
  • Enjoy developing complex products and taking them from prototype to volume production.
  • Are passionate about renewable energy and energy storage.

Bonus Qualifications:

We would love it if you also have:

  • A proven track record of working on complex electro-mechanical design simulations and analysis.
  • 3+ years experience working through the entire product lifecycle from concept to production
  • Knowledge of national and international safety and regulatory requirements such as UL, National Electric Code(NEC), IEC, and ISO.
  • Design experience with products that connect to the electrical grid, NEMA 3R enclosures, and/or complex thermal requirements.

Life at SPAN

SPAN embraces diversity and equal opportunity in a serious way. We are committed to building a team that represents a variety of backgrounds, perspectives, and skills. 

Headquartered in San Francisco’s vibrant SoMa neighborhood, we are an eclectic group of creative thinkers who value open communication, teamwork, and a ‘make it happen’ approach to addressing complex challenges. 

Our CEO, Arch Rao⁠—former head of the Tesla Powerwall team⁠—fosters an energetic and collaborative environment, with a strong emphasis on maintaining work-life-balance across the organization.

We’re hiring talented individuals who are driven by success and are passionate about shaping the future of renewable energy. If that sounds like you, we’d love for you to consider joining the rapidly growing team at SPAN.

The Perks:

⚡ Competitive compensation + equity grants at a well-funded, venture-backed company

⚡ Comprehensive benefits (including medical; dental, vision, life and disability insurance)

⚡ Comfortable, sunny office space located near BART and Caltrain public transit

⚡ Strong focus on teambuilding and company culture (events, meet-ups, clubs)

⚡ Flexible hours and unlimited PTO

Our Mission & Values:

At SPAN, we believe that powering your home with clean energy should be a simple and delightful experience that is at its essence human-centered and technology-forward.

Our core values include:

  • Making home energy more accessible, intuitive, and convenient.
  • Enabling homes and vehicles to be powered by the sun.
  • Building resilient homes with reliable power.
  • All-electric everything.
  • A more flexible & distributed grid.

Interested in joining our team? Submit an application today and we’ll be in touch with next steps! 

SPAN is developing products to enable rapid adoption of renewable energy and deliver an intuitive interface for the home. We ...

View Company Profile