Relativity Space
GNC Performance Engineer I
$106K–$160K
Long Beach, California, United States · Full-time · Posted Oct 27, 2026
- Education
- Undergraduate or graduate degree (BS/MS/PhD) in Engineering, Computer Science, Physics, or a related field.
About the job
Analyze and model Terran R flight performance, support engineering design decisions, and develop software tools for GNC and performance work.
What you'll do
- Analyze engineering design trades and use results to drive design decisions.
- Implement, maintain, and improve software tools, from core simulations to analysis utilities.
- Collaborate with teams across Vehicle Engineering.
What they ask for
- Degree (undergraduate or graduate) in Engineering, Computer Science, Physics, or a related field.
- Prior experience with substantial cross-functional collaboration in a fast-paced environment.
- Notable coding experience in a modern programming language.
- Ability to communicate complex analysis results, conclusions, and recommendations clearly.
Nice to have
- Familiarity with architectural design and analysis of launch vehicle or space systems, and with trajectory design and optimization.
- Experience with Docker, CI/CD, and dependency management, or work in a startup or agile development environment.
Pay
$106,000 — $160,000 USD (base salary)
Tools
Python, Julia, Rust, C++, Docker, CI/CD
Model-written summary · the original posting is authoritative