# Principal Software Engineer - TS/SCI at Rocket Lab

- Company: Rocket Lab
- What the company does: The end-to-end space company delivering reliable launch services, spacecraft, satellite components. Backed by Bessemer and Khosla.
- Company website: https://www.rocketlabusa.com/
- Type: Startups
- Level: Principal and up
- Location: Littleton, CO
- Work setup: On-site
- Posted: 2026-09-23
- Apply by: 2026-11-07
- Apply: https://job-boards.greenhouse.io/rocketlab/jobs/8003751003
- Page: https://www.1752.vc/careers/jobs/rocket-lab-principal-software-engineer-ts-sci/

## About the role

Based out of our site in Littleton, Colorado, we are seeking a highly skilled and experienced Principal Software Engineer to serve as the Chief Software Engineer for a major constellation program. In this pivotal role, you will lead the design, development, and delivery of scalable, reliable, and mission-critical software systems for space-based applications.

## What they're looking for

- Bachelor’s degree in engineering, computer science, or a related technical discipline
- 12+ years of professional software development experience, including embedded systems and ground software
- Proven expertise in architecting scalable and reliable software systems for aerospace or defense applications
- Proficiency in C and C++ for embedded software development and python for testing
- Experience with both DIO and AIO (Digital and Analog Inputs and Outputs)
- Experience with integrating hardware, including implementing ICDs, and debugging

Tags: Space Systems Software