Senior Electrical Engineer - Power Electronics
Hermeus· Engineering – Avionics Hardware
Los Angeles, CA$138.6k - $187.5kFull-timePosted 1w ago
About the role
Senior Power Electronics Electrical Engineer responsible for development of electrical power architectures and components for next-generation supersonic and hypersonic aircraft, with end-to-end ownership of flight hardware and ground support systems, mentoring, and standards development in a fast-paced, prototyping-driven environment.
Responsibilities
- Own the electrical power architecture and components for new vehicle development from concept through implementation and testing.
- Design and develop power electronics systems for supersonic and hypersonic aircraft applications.
- Collaborate with cross-functional mechanical and electrical engineering teams to architect integrated vehicle power systems.
- Support systems providing electrical, fluid, and mechanical power to critical aircraft components.
- Serve as a technical bridge between electrical and mechanical engineering disciplines.
- Design flight hardware as well as required ground support and test equipment.
- Evaluate, select, and integrate commercial off-the-shelf (COTS) and custom hardware solutions.
- Work directly with vendors and suppliers to identify and develop suitable components and systems.
- Mentor junior engineers and help establish engineering standards, tools, and best practices across the team.
- Support hands-on hardware assembly, integration, troubleshooting, and testing activities.
- Participate in rapid prototyping, iterative development, and fast-paced build/test cycles.
- Contribute to advancing propulsion and power system capabilities for next-generation hypersonic transport vehicles.
Qualifications
- BS Electrical Engineering or Mechanical/Aerospace with significant industry experience working with development of electrical component & systems
- 5+ years of experience in multiple of the following areas: Battery design, motor controller design, harness design and fabrication, design for high EMI environments and appropriate mitigations, power conditioning, communication hubs/busses, bus converters, and PCB layout
Skills
Required:Electrical power architecturePower electronics designCOTS and custom hardware integration
Benefits
- Health & Wellness: 100% employer-paid healthcare and pet insurance
- Financial: Competitive pay, stock options, 401(k) retirement plan, and potential year-end bonuses
- Time Off: Paid parental leave, 12 federal holidays, unlimited PTO for exempt employees, and generous accrued PTO for non-exempt employees
- Office Perks: Weekly paid office lunches and fully stocked breakrooms
Last updated Oct 21, 2026. Interested? Apply on the company site.

About Hermeus
Building the world's fastest aircraft.
Building the world's fastest aircraft.
aerospacehigh-speed aircrafthypersonic aircrafthigh-Mach aircraft
More open roles at Hermeus
- Senior Software Simulation Engineer1w agoLos Angeles, CA · Engineering – Flight Software
- Senior/Principal Mission Software Engineer1w agoHybrid (Atlanta, GA / Los Angeles, CA) · Engineering – Mission Systems
- Senior RF Systems Engineer1w agoATLANTA · Engineering – Avionics Hardware
- Flight Software Engineer – Command & Control1w agoAtlanta, GA · Engineering – Flight Software
- Avionics Electrical Engineer1w agoLos Angeles, CA · Engineering – Avionics Hardware