Senior Fluids Systems Engineer - Space Launch GSE

Firefly Aerospace, Inc.; Texas; On-site; USD 120,000 - 180,000; Full time

Benefits offered by this job

Health, dental, and vision plans

Parental leave

Relocation benefits

Educational reimbursement

Short term disability

Flexible PTO

Job summary

Firefly Aerospace, Inc. is seeking a Fluids Ground Support Equipment (FGSE) Engineer to own the full lifecycle of fluid systems for launch sites, test stands, and production facilities.

You will design, analyze, and build fluid systems (incompressible, cryogenic, high‑pressure gas), generate schematics and BOMs, and work with technicians to deploy designs in the field. Travel up to 30% for on‑site builds and activations, collaborate with cross‑functional teams, and mentor engineers while

Qualifications

• Bachelor’s degree in mechanical or aerospace engineering required.
• 5–10 years in fluid systems design, hydraulics, pneumatics, or HVAC in a professional setting.
• Strong understanding of fluid dynamics and thermodynamics.
• Experience with valves, regulators, transducers, tubing, and pressurized hardware.
• Proficiency with CAD tools, e.g., Siemens NX.
• Willingness to travel up to 30%.

Responsibilities

• Design, analyze, and build test stand and launch pad fluid systems (incompressible, cryogenic, high‑pressure gas).
• Own the full design cycle of fluid systems, including schematics, P&IDs, sizing components, BOMs, CAD, procurement, and drawings.
• Work with technicians and welders to schedule, prepare, and build designs and fix real‑world problems.
• Lead internal and external design reviews and represent Firefly during reviews.
• Mentor early career engineers and develop tools and processes.
• Travel to test and launch sites as required (up to 30%).

Skills

Fluid dynamics

Thermodynamics

Pneumatics

Hydraulics

HVAC systems

ASME standards

Education

Bachelor’s degree in mechanical or aerospace engineering

Advanced degree in mechanical or aerospace engineering

Tools

Siemens NX

Job description

Firefly Aerospace, Inc. is seeking a Fluids Ground Support Equipment (FGSE) Engineer to own the full lifecycle of fluid systems for launch sites, test stands, and production facilities.

You will design, analyze, and build fluid systems (incompressible, cryogenic, high‑pressure gas), generate schematics and BOMs, and work with technicians to deploy designs in the field. Travel up to 30% for on‑site builds and activations, collaborate with cross‑functional teams, and mentor engineers while