# Propulsion Engineer II/III - Alpha Turbopumps at Firefly Aerospace

- Company: Firefly Aerospace
- What the company does: Firefly Aerospace engages in providing economical and convenient access to space for small payloads through the design, manufacture, and operation of reliable launch vehicles. Backed by Space Capital.
- Company website: https://fireflyspace.com
- Type: Startups
- Level: Mid level
- Location: Briggs, TX
- Work setup: On-site
- Posted: 2026-10-23
- Apply by: 2026-12-07
- Apply: https://fireflyspace.wd115.myworkdayjobs.com/en-US/Firefly/job/Briggs-TX/Propulsion-Engineer-II-III---Alpha-Turbopumps_JR100263?utm_source=1752vc&utm_medium=careers
- Page: https://www.1752.vc/careers/jobs/firefly-aerospace-propulsion-engineer-ii-iii-alpha-turbopumps/

## About the role

The Alpha Engines team is responsible for the design, integration, and operation of the Reaver and Lightning engines that power the first and second stages of Firefly's Alpha launch vehicle. As the Turbopump Assembly Responsible Engineer, you will own turbomachinery hardware across its full lifecycle — requirements definition, design, analysis, development, test, qualification, and flight. Found on 1752vc Careers, the job board for startup and VC roles.

## What they're looking for

- Demonstrate full ownership of turbopump hardware through the full product life cycle
- Own the fluid and mechanical design of turbopump components to meet operational requirements
- Lead design improvement efforts emphasizing reliability and manufacturability upgrades
- Drive all analyses for turbopump hardware for including fluid, structural, thermal, and dynamic
- Develop and maintain first-principles tools and models to predict turbopump performance and operability
- Own tolerance stackups, and design databooks, collaborate with manufacturing and quality to ensure assembled turbopumps meet design intent


Source: 1752vc Careers, https://www.1752.vc/careers/jobs/firefly-aerospace-propulsion-engineer-ii-iii-alpha-turbopumps/