# Internship - Propulsion Engineering - Spring 2027 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: Internship
- Location: 2 Locations
- Work setup: On-site
- Posted: 2026-10-28
- Apply by: 2026-12-12
- Apply: https://fireflyspace.wd115.myworkdayjobs.com/en-US/Firefly/job/Briggs-TX/Internship---Propulsion-Engineering---Spring-2027_JR100179?utm_source=1752vc&utm_medium=careers
- Page: https://www.1752.vc/careers/jobs/firefly-aerospace-internship-propulsion-engineering-spring-2027/

## About the role

Firefly has year-round engineering-focused internship opportunities for our locations in Texas. Both current undergrads and new graduates are encouraged to apply. As a Firefly Intern, you will support Responsible Engineers through all stages of component and system design, including preliminary concept, sizing, material testing, detail design, architecture layout, drawing creation, manufacturing, testing, and data review. Found on 1752vc Careers, the job board for startup and VC roles.

## What they're looking for

- Develop new innovative design concepts for solving real problems related to our launch vehicle and spacecraft programs
- Use engineering principles and fundamentals to provide novel solutions for technically challenging problems in the Internship focus area of Materials & Process Engineering
- Designed a fluid system to sample exhaust gases from a tap-off engine
- Created an Alpha vehicle fluid systems model for analysis of pressure drop in propellant and press systems
- Designed and fabricated engine tooling still being used today – from turbomachinery to HEX tooling
- Responsible for the design of a development heatsink chamber for a hypergolic RCS thruster


Source: 1752vc Careers, https://www.1752.vc/careers/jobs/firefly-aerospace-internship-propulsion-engineering-spring-2027/