# Staff Avionics Mechanical Engineer 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: Senior
- Location: Long Beach, California, United States
- Work setup: On-site
- Posted: 2026-09-02
- Apply by: 2026-10-17
- Apply: https://boards.greenhouse.io/relativity/jobs/8780041002?gh_jid=8780041002
- Page: https://www.1752.vc/careers/jobs/relativity-space-staff-avionics-mechanical-engineer/

## About the role

This is a hands-on role for a self-driven engineer who thrives in a fast-paced, prototype-heavy environment. You’ll work from first principles to rapidly iterate on designs, perform analysis and testing, and lead the delivery of flight-ready avionics mechanical systems.

## What they're looking for

- Bachelor’s or Master’s degree in Mechanical Engineering, Aerospace Engineering, or a related field
- 7+ years of experience in mechanical design, packaging, or thermal management for aerospace or ruggedized electronic systems
- Proven ability to deliver mechanical systems from concept through qualification and flight
- Proficiency with CAD (SolidWorks, NX, or equivalent) and analysis tools for structural and thermal performance
- Hands-on experience building, testing, and debugging hardware in a lab environment
- Strong communication skills and comfort working cross-functionally in a fast-paced, rapidly iterating team environment

Tags: Interplanetary