Propulsion Engineer III (Miranda Engine)

Firefly Aerospace
📍 Briggs, Texas, United States 💼 Full-time 🕒 Posted July 08, 2026

Job Description

ABOUT FIREFLY AEROSPACE


As an end-to-end responsive space transportation company, Firefly Aerospace is on a mission to enable our world to launch, land, and operate in space – anywhere, anytime. Our launch vehicles, lunar landers, and orbital vehicles provide government and commercial customers with full mission services from low Earth orbit to the surface of the Moon and beyond. Headquartered in north Austin, Texas, Firefly is looking for passionate, hardworking innovators to join our team and help fuel our successful trajectory into space.

ABOUT THE ROLE

On the Miranda propulsion engineering team, we are responsible for designing, developing, and testing the Miranda first stage engine for Firefly’s Eclipse vehicle. We are directly responsible for developing an engine that meets vehicle performance and quality requirements on a tight schedule. In this role, you will work across the full lifecycle of hardware, including requirements definition, ...

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Job Details

  • Location Briggs, Texas
  • Job Type Full-time
  • Category Engineers
  • Posted Date July 08, 2026
  • Application Deadline August 17, 2026