Cowboy Space
Senior Powerpack Engineer
$165K–$210K
Kent, Washington · On-site · Senior · Full-time · Posted Sep 2, 2026
- Experience
- Preferred: 8+ years of turbomachinery or turbopump experience.
- Education
- Bachelor's degree in Aerospace, Mechanical, or related engineering field; Master's degree or Ph.D. preferred.
- Visa sponsorship
- Basic qualifications require U.S. citizenship or nationality, U.S. permanent residency (current Green Card holder), or lawful admission as a refugee or a grant of asylum. ITAR requirement states applicants must be a U.S. citizen, lawful permanent resident, protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain required U.S. Department of State authorizations.
About the job
Owns turbopump hardware across its design, analysis, fabrication, testing, and flight lifecycle, while guiding design quality and developing other engineers.
What you'll do
- Lead turbopump design, architecture trades, analysis, and verification from concept through hot-fire testing and flight.
- Drive fabrication, component and engine test campaigns, anomaly investigations, and hardware configuration and inspection controls.
- Review engineers’ design work and improve manufacturability in collaboration with machinists and technicians.
What they ask for
- Bachelor's degree in Aerospace, Mechanical, or related engineering field.
- Strong grounding in turbomachinery fundamentals, including hydrodynamic and aerodynamic performance, rotordynamics, secondary flow, and structural life.
- Proficiency in 3D CAD and released, manufacturable design definitions, including GD&T and tolerance stack-ups; experience with FEA, hand calculations, and analysis validated against test data.
- Experience selecting materials and manufacturing processes for high-stress, high-cycle applications and taking hardware through build and test.
Nice to have
- 8+ years of turbomachinery or turbopump experience.
- Master's degree or Ph.D. in Aerospace, Mechanical, or related engineering field; experience with liquid rocket engine turbopumps or reusable propulsion systems.
Pay
USD 165,000 – USD 210,000 annually (base salary)
Tools
3D CAD, FEA, GD&T
Model-written summary · the original posting is authoritative