Power Electronics Engineer

Power Electronics Engineer

Position Description

16640 Stagg Street | Van Nuys, CA 91406
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Capstone Energy+, INC. is seeking a Power Electronics Engineer to provide technical expertise for the development of power electronics, inverters, magnetic components, power supplies, and energy storage systems. This role participates in the requirements definition, design, fabrication, and testing of electronic modules used to generate electrical power — directly supporting Capstone’s mission to deliver reliable, on-site clean energy solutions.

Who we strive to be:
We will be the first choice when energy matters. Our bespoke solutions solve the energy trilemma of resiliency, sustainability, and affordability. We push boundaries, challenge norms, and drive change. We’re committed to making the impossible possible in the energy sector. As the premier clean technology company, we provide customers unique, integrated energy solutions that deliver results.

Safety:
Our commitment to safety and security is uncompromised. At the end of each day, we are only successful when all associates can return home to their families in good wellness. Safety and security is at the heart of our advanced engineering that allows us to design, build and operate our units to do no harm.

Technology:
We dare to innovate and are not afraid to fail. Our unique, stable inverter-based technology is at the forefront of the industry creating a seamless integration with our customers’ energy systems. We are a high precision power technology company, featuring an integrated controls platform that drives scalable and redundant flexibility.

Our Team:
An intense zeal for excellence drives us. We are a collaborative team focused on building trust and engaging in healthy conflict to solve difficult problems quickly. Our sense of urgency ensures we meet both our own high standards and the evolving needs of our customers.

• Participate with systems engineering to complete requirements analysis for power electronics subsystems.
• Document technical requirements for power electronics, inverters, magnetic components, power supplies, and energy storage systems.
• Perform computer-aided design of electronics and control electronics subsystems.

• Participate with engineers and technicians to design and test electronic subsystems that provide output electrical power.
• Participate in and direct the fabrication and testing of power electronics hardware where applicable.
• Execute automatic and manual testing of electronics and control electronics subsystems.

• Coordinate with and/or supervise appropriate personnel from Engineering and Manufacturing to ensure electronics and control subsystems meet specifications.
• Collaborate with mechanical, thermal, and systems engineering on design integration and production readiness.

• Bachelor of Science in Electrical Engineering required; MS or PhD preferred.
• 7+ years of hands‑on experience designing and testing power electronic subsystems.
• Specific experience in the design and testing of power electronics for electrical power generation.

• Demonstrated capability to design and test IGBT-based 30 kW–500 kW power inverters.
• Demonstrated capability to design and test high‑voltage DC/DC converters.
• Knowledge and experience designing noise‑immune power and control circuits, including EMI filter design and troubleshooting.
• Proficiency with power electronics simulation tools: PSIM Pro, MATLAB/Simulink, and PSPICE.
• Excellent background in the design of magnetic devices including generators, inductors, and transformers.
• Demonstrated capability in schematic…