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HITL Test Engineer

Astranis

San Francisco, CA · full time · Mid

$150,000 – $215,000

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

What this role is

This role involves designing and maintaining the hardware-in-the-loop testbeds that validate satellite systems before launch, working across firmware, avionics, and software teams. It suits engineers comfortable debugging across the full stack—from physical harnesses and circuits to Python automation and Linux systems.

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

Skills this role names

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What they ask for

Required

  • Bachelor's degree in EE, AE, CS or equivalent
  • 2–5+ years hardware integration, systems bring-up, or test engineering
  • Proficiency across hardware and software integration
  • Experience with embedded systems and lab hardware (logic analyzers, oscilloscopes)
  • 2+ years Python or equivalent scripting for test automation
  • 1+ year Linux and shell command line tools
  • 1+ year version control (Git or equivalent)
  • Ability to read schematics and debug circuits interfacing with embedded software
  • Methodical debugging approach and failure documentation
  • Strong written and verbal communication

Nice to have

  • Flight software architectures, telemetry systems, or simulation frameworks
  • Networked lab infrastructure, Kubernetes, or Linux system administration experience

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