Relativity Space
Senior Propulsion Test Responsible Engineer
$132K–$198K
Long Beach, California, United States · Senior · Full-time · Posted Sep 30, 2026
- Experience
- 5+ years in a complex engineering system development and/or test environment.
- Education
- Bachelor’s degree in a science, engineering, technology, or mathematics field.
About the job
Serve as the responsible engineer for propulsion test articles, planning and executing integrated engine test campaigns and supporting engine system investigations.
What you'll do
- Develop test plans and execute test campaigns with the Stennis team; troubleshoot issues and evaluate test hardware behavior.
- Own campaign activities such as writing test sequences, reviewing data, working hands-on with test articles, coding, and supporting hotfire tests.
- Support engine subsystem troubleshooting and system analysis, and lead projects that improve team efficiency.
What they ask for
- 5+ years of experience in a complex engineering system development and/or test environment.
- Bachelor’s degree in a science, engineering, technology, or mathematics field.
- Experience applying engineering fundamentals in fluid mechanics and thermodynamics.
- Demonstrated problem-solving, collaboration, and ability to deliver high-ownership projects on ambitious schedules.
Nice to have
- Exposure to test operations environments.
- Working knowledge of combustion devices, valves, heat exchangers, or instrumentation.
Pay
$132,000 — $198,000 USD (base salary)
Model-written summary · the original posting is authoritative