Apply

Ready to go for it?

AI Apply speeds things up—apply directly if you prefer.

FREE ACCESS
5,000–10,000 jobs/day
JobTailor Logo

See all jobs on JobTailor

Search thousands of fresh jobs every day.

Discover
  • Fresh listings
  • Fast filters
  • No subscription required
Create a free account and start exploring right away.
Firefly Aerospace

Fluids GSE Design Engineer II

Firefly Aerospace

Fluids Design Engineer developing ground support equipment at Firefly Aerospace. Collaborating on fluid systems design, installation, and maintenance for launch vehicles and test stands.

Posted 5/21/2026full-timeBriggs • Texas • 🇺🇸 United StatesJuniorMid-LevelWebsite

Tech Stack

Tools & technologies
Assembly

About the role

Key responsibilities & impact
  • Design of ground fluid systems includes developing P&IDs, tube & pipe sizing calculations for cryogenic, multiphase, compressible & incompressible fluids, valve/fitting/component specification and selection
  • Manage the fabrication, installation, checkout, and operation of these systems
  • Coordinate & plan fabrication/construction with GSE technician team
  • Participate in and lead internal design reviews, and operations readiness reviews
  • Maintain and upgrade fluid systems as necessary
  • Travel to test and launch sites, as required, to support the company objectives

Requirements

What you’ll need
  • Bachelor's degree in mechanical engineering, aerospace engineering, or related engineering discipline
  • Strong understanding of first-principles in fluids, heat transfer, and thermodynamics
  • 2+ years of recent experience in a professional setting outside the classroom with fluid systems, pneumatics, hydraulics or HVAC systems in a design, assembly, test, or operations capacity
  • Willingness to travel in support of GSE build and activation 30% of the time

Benefits

Comp & perks
  • generous health, dental and vision plans with low plan deductibles
  • parental leave
  • educational reimbursement
  • short term disability
  • flexible PTO options

ATS Keywords

✓ Tailor your resume
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
P&ID developmenttube sizing calculationspipe sizing calculationscryogenic fluid systemsmultiphase fluid systemscompressible fluidsincompressible fluidsvalve specificationfitting specificationcomponent selection
Soft Skills
project managementteam coordinationleadershipcommunicationproblem-solving
Certifications
Bachelor's degree in mechanical engineeringBachelor's degree in aerospace engineering