Relativity Space
Senior Fluids Analyst, Combustion Devices
$132K–$198K
Colorado, USA +1 · Senior · Full-time · Posted Oct 24, 2026
- Location
- Colorado, USA
Long Beach, California, United States - Experience
- 5+ years; employment, internships, or project experience count.
- Education
- Bachelor's degree in a science or engineering field.
About the job
Performs computational fluid dynamics analysis to support the design and qualification of rocket-engine combustion-device hardware, using test and flight data to inform models and design decisions.
What you'll do
- Analyze combustion-device hardware, including injectors, thrust chambers, heat exchangers, and igniters, using CFD.
- Review test and flight data to evaluate and anchor models; collaborate with hardware designers on design decisions.
- Recommend analysis approaches that may reduce design iteration time.
What they ask for
- Bachelor's degree in a science or engineering field.
- 5+ years of computational fluid dynamics analysis experience, including employment, internships, or project experience.
- Familiarity with analysis steps such as pre/post-processing, meshing, and boundary conditions.
- Experience with basic engineering scripting in Python, MATLAB, or similar; strong background in fluid mechanics and heat transfer.
Nice to have
- Graduate degree in a science or engineering field.
- Experience in Siemens STAR-CCM+ or working knowledge of rocket engine subsystems such as combustion devices.
Pay
$132,000 — $198,000 USD (base salary)
Tools
Computational Fluid Dynamics, Python, MATLAB, Siemens STAR-CCM+
Model-written summary · the original posting is authoritative