Role OverviewThe Fluid Systems team at Firefly Aerospace is responsible for all fluid subsystems across our launch vehicles and spacecraft. As a Principal Propulsion Engineer, you’ll own the design, development, integration, test, and qualification of flight fluid systems.
What You Will Do
Own and lead the full lifecycle development of flight fluid systems—from concept through launch and operation. Develop architectures that improve reliability, simplify manufacturing, and reduce cost and schedule risk.
Why It Might Be a Fit
The ideal candidate thrives in fast-paced, hardware-rich environments, embracing new challenges with grit, creativity, and accountability. We’re looking for engineers who are excited to roll up their sleeves and help define the future of space transportation.
Requirements
- Bachelor’s degree in Mechanical, Aerospace Engineering, or a related field.
- 10+ years of experience in aerospace fluid systems or propulsion.
- Proven ownership of a subsystem or major fluid component through design, build, and test.
- Strong technical foundation in pressurized systems, cryogenics, high-pressure gas, and propellant feed design.
- Proficiency in CAD, P&ID creation, and familiarity with ASME Y14.5 and aerospace standards.
- Experience conducting system-level analysis, risk trades, and root cause investigations.
- Excellent communication and collaboration skills across engineering and production teams.
Benefits
- Generous health, dental and vision plans with low plan deductibles
- Parental leave
- Educational reimbursement
- Short term disability
- Flexible PTO options
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