Cowboy Space
Senior In-Space Propulsion Engineer
$140K–$205K
Kent, Washington · On-site · Senior · Full-time · Posted Sep 2, 2026
- Experience
- 5 years required; 10 years preferred.
- Education
- Bachelor's degree in Aerospace, Mechanical, Space Systems, or Electrical Engineering, or an equivalent Engineering or Applied Physics degree. Advanced degree in relevant engineering discipline preferred.
- 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 to comply with ITAR.
About the job
Owns the design, development, testing, and integration of on-orbit propulsion systems for satellite applications.
What you'll do
- Lead strategic planning and technical trades for electric and/or chemical propulsion solutions.
- Design thrusters and lead manufacturing, development, testing, and product-lifecycle efforts.
- Lead propulsion-system integration and multidisciplinary teams; identify suppliers for key components.
What they ask for
- Bachelor's degree in Aerospace, Mechanical, Space Systems, or Electrical Engineering, or an equivalent Engineering or Applied Physics degree.
- 5 years experience identifying, designing, developing and/or building satellite or RCS propulsion solutions.
Nice to have
- 10 years experience with satellite and/or RCS propulsion systems, including electric and chemical propulsion.
- Systems-level experience deriving propulsion requirements for satellite applications.
Pay
$140,000 – $205,000 annually (base salary)
Tools
electric propulsion, chemical propulsion, RCS
Model-written summary · the original posting is authoritative