Startups · AI

Staff Assembly, Integration & Test (AIT) Engineer

Relativity Space · Long Beach, California, United States · On-site

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About Relativity Space

Relativity Space builds reusable rockets that make access to space more reliable and routine—empowering science, exploration, and innovation beyond our planet. Backed by General Catalyst, Y Combinator and Lux.

About the role

Relativity Space’s Interplanetary Sciences Program is developing a privately funded science mission to Mars targeted for 2028. This mission will map shallow subsurface ice and geology, characterize Martian weather, enable next generation onboard processing and communication, and demonstrate a new philanthropic public-private partnership model for space science. Found on 1752vc Careers, the job board for startup and VC roles.

What they're looking for

  • Bachelor’s degree in aerospace, mechanical, electrical, or a related engineering field
  • 7+ years of hands-on experience integrating and testing spacecraft or similarly complex flight hardware
  • Experience leading spacecraft or payload integration and environmental test campaigns, including thermal vacuum and vibration testing
  • Ability to write and execute test plans and procedures, assess test data, and close verification requirements
  • Strong hardware troubleshooting skills and the judgment to make sound technical decisions under schedule pressure
  • Experience working across hardware, software, and systems engineering teams to take a flight system from development through delivery
More about this role

At Relativity Space, we’re building rockets to serve today’s needs and tomorrow’s breakthroughs. Our Terran R vehicle will deliver customer payloads to orbit, meeting the growing demand for launch capacity. But that’s just the start. Achieving commercial success with Terran R will unlock new opportunities to advance science, exploration, and innovation, pioneering progress that reaches beyond the known.

Joining Relativity means becoming part of something where autonomy, ownership, and impact exist at every level. Here, you're not just executing tasks; you're solving problems that haven’t been solved before, helping develop a rocket, a factory, and a business from the ground up. Whether you’re in propulsion, manufacturing, software, avionics, or a corporate function, you’ll collaborate across teams, shape decisions, and see your work come to life in record time. Relativity is a place where creativity and technical rigor go hand in hand, and your voice will help define the stories we’re writing together. Now is a unique moment in time where it’s early enough to leave your mark on the product, the process, and the culture, but far enough along that Terran R is tangible and picking up...

Read the full posting on Relativity Space's site ↗

Interplanetary

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