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Hermeus·Los Angeles, CA·On-site

Senior Avionics Electrical Engineer

full time·5+ yrs exp·Posted Dec 9, 2025

Job description

Hermeus is a venture-backed defense aviation company reclaiming the lost art of rapid iterative prototyping to build the fastest aircraft in the world today. By prioritizing relentless hardware iteration, we deliver high-speed systems at the pace of the modern battlefield. We work with the Department of War to provide the high-speed capabilities our nation and its allies need to maintain a durable, asymmetric advantage.

About The Role: 

As Senior Avionics Electrical Engineer at Hermeus, you will be responsible for the design, testing, and integration of GNC systems, electrical hardware, control software, power distribution, and RF communications for our hypersonic vehicles. 

Responsibilities

  • You will shape the future of commercial supersonic and hypersonic flight. Our team is responsible for the design, testing, and integration of GNC systems, electrical hardware, control software, power distribution, and RF communications.
  • The Senior Electrical Engineer position requires system-level architects who are also experts in their specialized areas.
  • As an Avionics Electrical Engineer, you'll take charge of designing and testing custom electrical systems for both ground test and flight applications. 
  • You will ensure the seamless integration and compatibility of your designs at the sub-system and integrated system level.
  • As a member of the avionics team, you'll have the opportunity to work across disciplines to create control and instrumentation systems for engine, structural, hydraulic, and electrical systems. 
  • Requirements

  • Bachelor's Degree in Electrical Engineering
  • 5+ years of experience in multiple of the following areas: electrical hardware design, control systems, instrumentation and signal conditioning, digital communication busses, analog design and simulation, power electronics, harness design
  • Preferred Skills and Experience:

  • Master's degree in electrical, mechanical, aerospace engineering or similar disciplines
  • Demonstrated project experience with embedded design, device integration, V&V, environmental qualification and/or flight testing
  • Familiarity with test and simulation tools (DMM, Oscilloscope, power supplies, SPICE, Ansys)
  • Experience with electrical and mechanical design and version control software (Altium Designer, Siemens NX, Teamcenter, Capital Harness, Git, Teamcenter)
  • Experience with avionics devices and protocols (RS-485, ARINC-685, FPGAs, GPS, INS, D38999 style connectors, etc.)
  • Strong analysis and troubleshooting skills
  • Familiarity with aerospace industry standards (IPC-620, MIL-STD-810, MIL-STD-704, MIL-HDBK-516C, MIL-STD-464D, DO-160G) 
  • Experience working with DC power systems (Batteries, Motors, Generators, etc.)
  • A bias towards action, and a willingness to work hands-on to make it happen
  • Engineering project team experience 
  • Ability to travel on short notice to support test campaigns 
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