Relativity Space
Senior Mechanical Engineer
$132K–$198K
Long Beach, California, United States · Senior · Full-time · Posted Aug 12, 2026
- Experience
- 5+ years of experience working with fluid-system component design.
- Education
- Bachelor’s degree (Mechanical Engineering or relevant)
About the job
Designs and qualifies pressure components for Terran R fluid and propulsion systems, from analysis and testing through integration into the vehicle.
What you'll do
- Design and analyze pressure components for launch vehicle fluid and propulsion systems.
- Perform fluid, thermal, and structural analyses of components and assemblies.
- Plan and execute development and qualification tests, and conduct trade studies to meet system requirements.
What they ask for
- Bachelor’s degree in Mechanical Engineering or a relevant field.
- Direct experience applying engineering fundamentals in thermodynamics, structures, fluid dynamics, and heat transfer.
- Experience with CFD and FEA tools, including ANSYS.
- Project experience with a commercial CAD package and designing and qualifying fluid-system pressure components for aerospace applications; experience using FEA tools to analyze component structural margins.
Nice to have
- Experience with internal-flow CFD to assess component performance.
Pay
$132,000 — $198,000 USD (base salary)
Tools
ANSYS, NX, CREO, Solidworks, FEMAP
Model-written summary · the original posting is authoritative