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Propulsion Test Engineer II

Relativity Space

Stennis Space Center, MS · full time · Mid

$104,000 – $156,000

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 involves testing and evaluating rocket propulsion systems at Relativity Space's Stennis facility, with opportunities to focus on designing test infrastructure, operating test stands, or managing test articles through their lifecycle. It suits engineers with strong fundamentals in mechanical systems who want hands-on impact in spaceflight hardware development, regardless of prior aerospace experience.

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

  • Bachelor's degree in mechanical engineering, aerospace engineering, or related field
  • Demonstrated ability to safely operate common power tools
  • Ability to deliver on tight schedules with creative problem-solving
  • Valid driver's license for test site vehicle operation
  • Willingness to travel up to 10% to production and launch locations
  • Ability to clear US government background check for Stennis facility access

Nice to have

  • Proficiency in 3D modeling and drafting with GD&T
  • Strong fundamentals in Thermal Fluid Systems and Structures
  • Hands-on fabrication experience for complex assemblies
  • Understanding of fluid components and ability to develop fluid P&IDs
  • Experience safely operating complex fluid systems including cryogenics and hydraulics
  • Technical writing or documentation experience

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