# GNC Performance Engineer I at Relativity Space

- Company: Relativity Space
- What the company does: Relativity Space builds reusable rockets that make access to space more reliable and routine—empowering science, exploration, and innovation beyond our planet. Backed by General Catalyst, Y Combinator and Lux.
- Company website: http://relativityspace.com/
- Type: Startups (AI role)
- Level: Mid level
- Location: Long Beach, California, United States
- Work setup: On-site
- Posted: 2026-10-27
- Apply by: 2026-12-11
- Apply: https://boards.greenhouse.io/relativity/jobs/8920809002?gh_jid=8920809002&utm_source=1752vc&utm_medium=careers
- Page: https://www.1752.vc/careers/jobs/relativity-space-gnc-performance-engineer-i/

## About the role

Joining Relativity means becoming part of something where autonomy, ownership, and impact exist at every level. Here, you're not just executing tasks; you're solving problems that haven’t been solved before, helping develop a rocket, a factory, and a business from the ground up. Whether you’re in propulsion, manufacturing, software, avionics, or a corporate function, you’ll collaborate across teams, shape decisions, and see your work come to life in record time. Found on 1752vc Careers, the job board for startup and VC roles.

## What they're looking for

- An undergraduate or graduate degree (BS/MS/PhD) in Engineering, Computer Science, Physics, or a related field with
- Prior experience doing heavy cross-functional collaboration in a fast-paced environment
- Notable modern programming language coding experience (e.g. Python, Julia, Rust, C++)
- Demonstrated experience in taking complex analysis results and clearly communicating conclusions and recommendations to facilitate rapid decision-making
- Familiarity with architectural design and analysis of launch vehicle or space systems
- Familiarity with trajectory design and optimization

Tags: Integrated Performance

Source: 1752vc Careers, https://www.1752.vc/careers/jobs/relativity-space-gnc-performance-engineer-i/