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Senior Avionics Electrical Engineer

Hermeus - Los Angeles, CA, United States - In-office - posted 2026-10-09

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Hermeus is a venture-backed defense aviation company focused on building the fastest aircraft in the world through rapid iterative prototyping. The company works with the Department of War to deliver high-speed capabilities for national defense. As Senior Avionics Electrical Engineer, you will be responsible for the design, testing, and integration of guidance, navigation, and control (GNC) systems, electrical hardware, control software, power distribution, and RF communications for hypersonic vehicles. This is a system-level architecture role that combines deep expertise in specialized electrical engineering domains. Key responsibilities include: - Design and testing of custom electrical systems for ground test and flight applications - Ensuring seamless integration and compatibility of designs at sub-system and integrated system levels - Cross-disciplinary collaboration to create control and instrumentation systems for engine, structural, hydraulic, and electrical systems - Contributing to the design and validation of avionics systems for next-generation hypersonic aircraft The role offers the opportunity to work on cutting-edge aerospace technology with direct impact on national defense capabilities. You will be part of a team prioritizing hardware iteration and rapid prototyping in a dynamic, mission-driven environment. 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 QUALIFICATIONS: - Master's degree in electrical, mechanical, aerospace engineering or related disciplines - Demonstrated project experience with embedded design, device integration, verification & validation, 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) - Experience with avionics devices and protocols (RS-485, ARINC-685, FPGAs, GPS, INS, D38999 style connectors) - 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) - Bias towards action and willingness to work hands-on - Engineering project team experience - Ability to travel on short notice to support test campaigns

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