<h2>Overview</h2>About ERMCO​ERMCO (Electric Research and Manufacturing Cooperative, Inc.) is a leading U.S. manufacturer of distribution transformers and engineered electrical solutions serving electric utilities, OEMs, and industrial customers across North America. Headquartered in Dyersburg, Tennessee, ERMCO delivers reliable, high-quality products that power homes, businesses, and communities every day. With a commitment to safety, operational excellence, and continuous improvement, ERMCO is at the forefront of supporting grid modernization and the energy transition. Our vertically integrated operations, customer-focused culture, and investment in people and technology make ERMCO a trusted partner in delivering resilient, sustainable power infrastructure for the future. About GridBridgeGridBridge is transforming power delivery for critical applications by combining advanced hardware with embedded software that enables distributed energy resources, enhances grid reliability, and improves efficiency. Founded in 2012, GridBridge has secured contracts with major customers and federal agencies including the NSF, DOE, and NASA. Now a wholly owned subsidiary of ERMCO, we operate with the agility of a startup and the backing of an industry leader. Job SummaryThe Senior Electrical System Engineer is responsible for the design, integration, and validation of grid-connected and standalone power conversion systems that support the company’s Smart Grid and microgrid product lines. This role applies advanced engineering principles to develop and refine high-performance power electronics systems while ensuring reliability, safety, and regulatory compliance. The successful candidate will lead system-level architecture development, testing, compliance validation, and multi-domain integration with embedded controls and mechanical systems, contributing to the development of next-generation of Smart Grid products.<h2>Responsibilities</h2><ul> <li>Technical leader for architecture, requirements development and system engineering for new product developments of grid-connected power electronics systems.</li> <li>Develop and document system-level functional specifications, requirements, and integration plans across electrical, software, and mechanical domains.</li> <li>Develop and execute system and subsystem/converter test plans to validate functionality, performance, reliability, thermal, EMC, and safety compliance testing, and analyze test data for compliance and performance.</li> <li>Collaborate with team members and compliance and certification experts to ensure adherence to UL, IEEE, CSA, and EMC standards.</li> <li>Support or perform the selection, design, and validation of key power components (magnetics, semiconductor devices, gate drivers, circuit protection, and sensors).</li> <li>Develop requirements for, source, and validate custom or semi-custom components, typically inductors or transformers, for power electronics systems, employing electromagnetic and/or thermal modeling tools, analysis, and hand calculations.</li> <li>Apply modeling and simulation tools to predict performance, optimize efficiency, and validate design decisions.</li> <li>Lead integration of subsystems into complete systems.</li> <li>Work hands-on in lab environments to debug and characterize hardware and system interactions, ensuring safe conditions in high-voltage high-power environments.</li> <li>Support field validation testing and customer evaluations of new products.</li> <li>Collaborate closely with software, firmware, and mechanical engineers to ensure cohesive system design and manufacturability.</li> <li>Mentor and provide technical leadership to more junior engineers</li> <li>Participate in continuous improvement efforts, driving quality, reliability, and efficiency across product lines.</li></ul><h2>Qualifications</h2><ul> <li>Bachelor’s degree (BSEE) required; Master’s degree (MSEE) preferred, with a focus in power electronics, electrical engineering, or a related field.</li> <li>10+ years of experience in electrical engineering projects in the field of power electronics and/or power systems.</li> <li>Knowledge of buck/boost, multi-phase/interleaved, DAB, LLC, and H-bridge topologies, and working experience with some of these topologies.</li> <li>High-voltage (&gt;400V AC or DC) and high-power (&gt;10kVA) applications, including safety isolation, gate drives, current sensors, magnetic components, and isolated communications.</li> <li>Experience with communications protocols such as ethernet, CAN, I2C and RS-232. </li> <li>Product development experience for complex power electronics systems, i.e., containing multiple power converters and circuit boards, and embedded control software.</li> <li>Experience developing systems with multiple embedded MCU, DSP, FPGA or CPU devices.</li> <li>Experience with grid-connected systems.</li> <li>Hands-on experience performing system- and subsystem-level validation testing, including thermal, EMI/EMC, and performance verification.</li> <li>Knowledge of UL, IEEE, CSA, and EMC compliance standards and validation testing methods.</li> <li>Proficiency with electrical modeling and simulation tools</li> <li>Familiarity with Design for Manufacturability (DFM), Design for Test (DFT), and reliability engineering practices.</li> <li>Experience working on team projects including collaboration with software and mechanical engineering functions.</li> <li>Strong leadership skills, with the ability to guide and mentor junior engineers. </li> <li>Excellent problem-solving abilities, capable of addressing complex technical challenges independently. </li> <li>Effective communication and interpersonal skills, with the ability to collaborate with cross-functional teams and manage stakeholders. </li> <li>Highly organized, with the ability to manage multiple complex projects and priorities. </li> <li>Experience conducting failure analysis and implementing corrective actions for design-related issues.</li></ul>Preferred Experience<ul> <li>Exposure to energy storage systems, DC microgrids, DER integration, or EV charging infrastructure.</li> <li>Experience with DSPs and control integration for power converter applications.</li> <li>Knowledge of electrical distribution systems and grid interconnection standards.</li> <li>Exposure to environmentally hardened Industrial rated product development</li> <li>Experience with kilovolt-level systems, circuits, and components.</li> <li>Working experience with power semiconductor devices, especially GaN FETs and SiC FETs.</li></ul> Join ERMCO and TRANSFORM your career.

Pioneer Transformers, an ERMCO, Inc. company, designs and manufactures liquid-filled transformers for your unique application. Our experts leverage decades of electrical and mechanical engineering, resourceful design, and proven precision to customize high-quality solutions for your operation&rsquo;s ongoing success.

Senior Electrical System Engineer

<h2>Overview</h2>About ERMCO​ERMCO (Electric Research and Manufacturing Cooperative, Inc.) is a leading U.S. manufacturer of distribution transformers and engineered electrical solutions serving electric utilities, OEMs, and industrial customers across North America. Headquartered in Dyersburg, Tennessee, ERMCO delivers reliable, high-quality products that power homes, businesses, and communities every day.&nbsp;With a commitment to safety, operational excellence, and continuous improvement, ERMCO is at the forefront of supporting grid modernization and the energy transition. Our vertically integrated operations, customer-focused culture, and investment in people and technology make ERMCO a trusted partner in delivering resilient, sustainable power infrastructure for the future.&nbsp;About GridBridgeGridBridge is transforming power delivery for critical applications by combining advanced hardware with embedded software that enables distributed energy resources, enhances grid reliability, and improves efficiency. Founded in 2012, GridBridge has secured contracts with major customers and federal agencies including the NSF, DOE, and NASA. Now a wholly owned subsidiary of ERMCO, we operate with the agility of a startup and the backing of an industry leader.&nbsp;Job SummaryThe Senior Electrical System Engineer is responsible for the design, integration, and validation of grid-connected and standalone power conversion systems that support the company’s Smart Grid and microgrid product lines. This role applies advanced engineering principles to develop and refine high-performance power electronics systems while ensuring reliability, safety, and regulatory compliance.&nbsp;The successful candidate will lead system-level architecture development, testing, compliance validation, and multi-domain integration with embedded controls and mechanical systems, contributing to the development of next-generation of Smart Grid products.<h2>Responsibilities</h2><ul> <li>Technical leader for architecture, requirements development and system engineering for new product developments of grid-connected power electronics systems.</li> <li>Develop and document system-level functional specifications, requirements, and integration plans across electrical, software, and mechanical domains.</li> <li>Develop and execute system and subsystem/converter test plans to validate functionality, performance, reliability, thermal, EMC, and safety compliance testing, and analyze test data for compliance and performance.</li> <li>Collaborate with team members and compliance and certification experts to ensure adherence to UL, IEEE, CSA, and EMC standards.</li> <li>Support or perform the selection, design, and validation of key power components (magnetics, semiconductor devices, gate drivers, circuit protection, and sensors).</li> <li>Develop requirements for, source, and validate custom or semi-custom components, typically inductors or transformers, for power electronics systems, employing electromagnetic and/or thermal modeling tools, analysis, and hand calculations.</li> <li>Apply modeling and simulation tools to predict performance, optimize efficiency, and validate design decisions.</li> <li>Lead integration of subsystems into complete systems.</li> <li>Work hands-on in lab environments to debug and characterize hardware and system interactions, ensuring safe conditions in high-voltage high-power environments.</li> <li>Support field validation testing and customer evaluations of new products.</li> <li>Collaborate closely with software, firmware, and mechanical engineers to ensure cohesive system design and manufacturability.</li> <li>Mentor and provide technical leadership to more junior engineers</li> <li>Participate in continuous improvement efforts, driving quality, reliability, and efficiency across product lines.</li></ul><h2>Qualifications</h2><ul> <li>Bachelor’s degree (BSEE) required; Master’s degree (MSEE) preferred, with a focus in power electronics, electrical engineering, or a related field.</li> <li>10+ years of experience in electrical engineering projects in the field of power electronics and/or power systems.</li> <li>Knowledge of buck/boost, multi-phase/interleaved, DAB, LLC, and H-bridge topologies, and working experience with some of these topologies.</li> <li>High-voltage (&gt;400V AC or DC) and high-power (&gt;10kVA) applications, including safety isolation, gate drives, current sensors, magnetic components, and isolated communications.</li> <li>Experience with communications protocols such as ethernet, CAN, I2C and RS-232.&nbsp;</li> <li>Product development experience for complex power electronics systems, i.e., containing multiple power converters and circuit boards, and embedded control software.</li> <li>Experience developing systems with multiple embedded MCU, DSP, FPGA or CPU devices.</li> <li>Experience with grid-connected systems.</li> <li>Hands-on experience performing system- and subsystem-level validation testing, including thermal, EMI/EMC, and performance verification.</li> <li>Knowledge of UL, IEEE, CSA, and EMC compliance standards and validation testing methods.</li> <li>Proficiency with electrical modeling and simulation tools</li> <li>Familiarity with Design for Manufacturability (DFM), Design for Test (DFT), and reliability engineering practices.</li> <li>Experience working on team projects including collaboration with software and mechanical engineering functions.</li> <li>Strong leadership skills, with the ability to guide and mentor junior engineers.&nbsp;</li> <li>Excellent problem-solving abilities, capable of addressing complex technical challenges independently.&nbsp;</li> <li>Effective communication and interpersonal skills, with the ability to collaborate with cross-functional teams and manage stakeholders.&nbsp;</li> <li>Highly organized, with the ability to manage multiple complex projects and priorities.&nbsp;</li> <li>Experience conducting failure analysis and implementing corrective actions for design-related issues.</li></ul>Preferred Experience<ul> <li>Exposure to energy storage systems, DC microgrids, DER integration, or EV charging infrastructure.</li> <li>Experience with DSPs and control integration for power converter applications.</li> <li>Knowledge of electrical distribution systems and grid interconnection standards.</li> <li>Exposure to environmentally hardened Industrial rated product development</li> <li>Experience with kilovolt-level systems, circuits, and components.</li> <li>Working experience with power semiconductor devices, especially GaN FETs and SiC FETs.</li></ul>&nbsp;Join ERMCO and TRANSFORM your career.&nbsp;

Senior Electrical System Engineer

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Pioneer Transformers

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