Space Propulsion Fluid Systems Engineer

Socket.dev; Seattle (WA); On-site; USD 120,000 - 150,000; Full time

Benefits offered by this job

Equity in Cowboy Space Corp.

Medical, dental, vision insurance

401(k) retirement savings plan

Paid time off

10 paid holidays per calendar year

Paid parental leave

Relocation assistance

Lunch in office

Job summary

Cowboy Space Corp. is seeking an engineer to own the design and development of fluid system hardware for propulsion, fluids, and thermal management in launch environments.

You will drive concept through build, test, and flight to meet high-performance and reliability goals. The role demands hands-on hardware experience, proficiency with CAD (NX, CATIA, SolidWorks), and strong analytical skills in hydraulic, pneumatic, and thermal analyses.

Qualifications

• 3+ years of experience designing fluid system hardware (valves, regulators, tanks, tubing, or fittings) for flight or high-performance applications.
• Experience with fluid system analysis: pressure drop, flow sizing, structural analysis of pressure vessels, or thermal-fluid modeling.
• Hands-on experience taking hardware from design through build and test.

Responsibilities

• Design valves for propellant, pressurant, and thermal fluid systems used on propulsion and launch vehicle systems.
• Develop fluid storage hardware including tanks, pressure vessels, and accumulators from concept through qualification.
• Design fluid routing architecture: tubing runs, manifolds, fittings, flex lines, and quick-disconnects for vehicle integration.
• Own fluid subsystem layout and integration across propulsion, thermal, and pneumatic systems.
• Perform hydraulic and pneumatic analysis to size components and verify system performance.
• Generate detailed component and assembly drawings, specifications, and interface control documents.
• Support vehicle integration, fill/drain operations, and ground system interfaces.

Skills

Fluid system design

CAD tools experience

Education

Bachelor’s degree in Mechanical, Aerospace, Chemical engineering

Tools

NX

CATIA

SolidWorks

Job description

Cowboy Space Corp. is seeking an engineer to own the design and development of fluid system hardware for propulsion, fluids, and thermal management in launch environments.

You will drive concept through build, test, and flight to meet high-performance and reliability goals. The role demands hands-on hardware experience, proficiency with CAD (NX, CATIA, SolidWorks), and strong analytical skills in hydraulic, pneumatic, and thermal analyses.