Spacecraft Thermal Engineer III

Firefly Aerospace
Any Location, TX
Category Research
Job Description
Role Overview

Firefly Senior Thermal Engineers provide technical leadership for spacecraft thermal analysis across multiple vehicle programs. They develop analytical approaches for complex thermal challenges, establish modeling strategies, mentor engineers across the organization, and influence major program decisions throughout vehicle development.

What You Will Do

Lead thermal analyses that drive major vehicle design decisions, own the architecture and validation of integrated spacecraft thermal models, develop innovative analytical methods, and lead testing and model validation efforts.

Why It Might Be a Fit

This role requires deep expertise in spacecraft thermal engineering, strong technical judgment, and the ability to independently lead multidisciplinary efforts involving analysis, testing, and vehicle design.

Requirements

  • B.S. in Aerospace Engineering, Mechanical Engineering, Physics, or related field
  • Approximately 8–15+ years of spacecraft thermal analysis experience
  • Expert knowledge of spacecraft heat transfer and thermal control systems
  • Extensive experience with Thermal Desktop and industry-standard thermal analysis software
  • Demonstrated success leading thermal analyses through design, testing, and flight
  • Experience with instrumentation and testing thermal hardware
  • Experience correlating analytical models using environmental and flight data
  • Strong programming skills using Python, MATLAB, or similar languages
  • Excellent technical leadership and communication skills
  • Proven ability to independently scope, execute, defend, and communicate complex analyses

Benefits

  • Competitive salary
  • Equity
  • Health insurance
  • Retirement plan
  • Paid time off
  • Professional development opportunities
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