Cowboy Space
Test Engineer
$130K–$190K
Kent, Washington · On-site · Full-time · Posted Sep 2, 2026
- Experience
- 4–8 years of relevant test experience.
- Education
- Bachelor’s degree in mechanical or aerospace engineering, or similar.
- Visa sponsorship
- Applicants must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State.
About the job
Design, build, commission, and operate test stands and systems for component, engine, and stage-level testing, then analyze results and resolve anomalies.
What you'll do
- Design and build fluid, mechanical, instrumentation, and control systems; own P&IDs and take fluid designs through procurement, fabrication, and checkout.
- Operate, maintain, and troubleshoot test systems, safely run high-pressure and cryogenic tests, and conduct tests using written procedures.
- Instrument tests, analyze data, investigate anomalies, and manage test-stand project schedules and safety controls.
What they ask for
- 4–8 years of relevant test experience in propulsion, fluids, energetics, or industrial systems with physical consequences.
- First-principles knowledge of fluids, thermodynamics, and structures; experience creating P&IDs and building the systems they describe.
- Experience integrating and troubleshooting mechanical and electronic systems, working in high-pressure or hazardous environments, and writing and operating test procedures.
- Bachelor’s degree in mechanical or aerospace engineering, or similar.
Nice to have
- Python.
- Designing cryogenic fluid systems from scratch or hands-on liquid rocket engine hotfire experience.
Pay
USD 130,000- 190,000 annually (base salary)
Tools
P&IDs, Python, LOX, LNG, DAQ, PLCs
Model-written summary · the original posting is authoritative