Apex Space
Senior Chemical Propulsion Engineer
$142K–$192K
Los Angeles · Senior · Full-time · Posted Apr 21, 2026
- Experience
- 8+ years of propulsion design and test experience.
- Education
- Bachelor's degree in mechanical, propulsion, or other aerospace-related engineering discipline.
- Visa sponsorship
- Applicants must qualify as a U.S. Person or be able to obtain required export authorizations.
About the job
Develop and build Apex’s chemical propulsion capabilities, designing, integrating, and testing propulsion systems for spacecraft buses.
What you'll do
- Design, build, and test chemical propulsion systems, infrastructure, and test facilities.
- Develop system architecture, specifications, performance metrics, and qualification and acceptance test plans.
- Integrate propulsion with other subsystems, investigate manufacturing anomalies, and support customer and supplier interactions.
What they ask for
- Bachelor's degree in mechanical, propulsion, or other aerospace-related engineering discipline.
- 8+ years of propulsion design and test experience, including mono and bi-propellant chemical propulsion systems.
- Experience handling and testing pressurized systems and designing fluidic systems, instrumentation, and control components.
- Experience with CAD software (NX, SolidWorks); working knowledge of clean-environment manufacturing and AS9100 protocols.
Nice to have
- Master's or Ph.D in mechanical, propulsion, or other aerospace-related engineering discipline.
- Experience operating leak, burst, proof test facilities; leading hot-fire test campaigns; or conducting chemical propulsion operations in space.
Pay
USD $142K – $192K base salary
Tools
NX, SolidWorks, AS9100
Model-written summary · the original posting is authoritative