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Engineering Full-Time
Castelion

Senior Power Electronics Engineer (US)

Castelion • Torrance, CA

Company

Castelion

Annual salary

$150k – $200k/yr

Location

Torrance, CA

Listed

53d ago

Experience:
3 to 15 years
Workplace:
5 days in-office in Torrance, CA
Equity:
Competitive equity

On-site in Torrance, CA.

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About this Role

We are looking for a Senior Power Electronics Engineer with 3+ years of experience to design and own power systems and power electronics boards for hypersonic flight vehicles. You'll join a small, elite avionics team where engineers personally make hardware work, not just manage requirements or provide oversight. This is a high-impact role where you'll own meaningful subsystems on the vehicle, from initial design through bring-up, debug, validation, and integration into production. Defense experience is not required, we value hands-on circuit design talent from aerospace, automotive, robotics, or any hardware-rich environment.

What will you be doing?

  • Designing power electronics PCBAs including motor controllers, DC-DC converters, inverters, power switches, and power distribution systems for current and future flight vehicles

  • Owning the full lifecycle of your hardware, from schematic design through bring-up, debug, validation, and production integration

  • Defining your own requirements and figuring out the overall power system story in a system context (no separate systems engineers, you own it end-to-end)

  • Working on high voltage and high current power systems for actuators, power filtering, and power bus sizing for mission-critical avionics

  • Potentially supporting ground systems power electronics alongside flight hardware development

Frequently Asked Questions

How do I apply for the Senior Power Electronics Engineer (US) role at Castelion? +

Use the Apply for a referral button on this page to send us your LinkedIn and CV. If your experience fits, we'll introduce you to the recruiter filling this role. They'll email you to check you're interested, then put you forward for this job or others that suit you better. It's free.

What does this Castelion role pay? +

The listing gives $150k – $200k/yr.

Is this role remote? +

The listing gives the location as Torrance, CA. 5 days in-office in Torrance, CA.

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