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Staff HITL Engineer

Relativity Space

Long Beach, CA · Staff

$164,000 – $246,000

Listed on Relativity Space’s own careers site. You apply with them directly — we never stand between you and the employer.

What this role is

This role builds the integrated hardware-in-the-loop test system for a Mars spacecraft, taking it from concept through final flight validation. It suits engineers who excel at hands-on systems integration, debugging across hardware and software, and owning complex test infrastructure end to end.

Our summary, not Relativity Space’s wording. The full posting is on their site.

Skills this role names

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What they ask for

Required

  • 7+ years test engineering experience
  • automated test framework architecture for integrated systems
  • strong software skills for test automation and validation pipelines
  • test automation and CI/regression infrastructure from scratch
  • hands-on hardware troubleshooting with standard electronics
  • familiarity with Ethernet, UART, SPI interfaces
  • owning complex test capability end to end
  • driving integrated failures to root cause
  • coordinating across engineering teams
  • degree in computer, electrical, aerospace, or related engineering field (or equivalent

Nice to have

  • standing up HITL, SIL/HIL, or integrated test platform from scratch
  • experience with spacecraft, launch vehicles, satellites, or high-reliability hardware systems
  • hands-on harnessing, cable fabrication, or test equipment setup
  • established test practices and tools in fast-moving engineering environment

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