GNC & Performance Engineer I - Trajectory & Flight Software

Relativity Space, Inc.; Long Beach (CA); On-site; USD 106,000 - 160,000; Full time

Benefits offered by this job

Generous PTO & sick leave

Parental leave

Learning & development stipend

Equity

Job summary

Relativity Space in Long Beach, CA is seeking engineers to join the Guidance, Navigation, and Control and Performance teams. You will analyze design trades, simulate Terran R trajectories, and help drive decisions with cross-functional collaboration across Vehicle Engineering.

The role emphasizes developing flight algorithms, modeling dynamic behavior, and communicating results to enable rapid decisions in a fast-paced aerospace startup environment.

Qualifications

• Undergraduate or graduate degree in Engineering, Computer Science, Physics, or related field.
• Experience collaborating across teams in a fast-paced environment.
• Experience with modern programming languages (Python, Julia, Rust, C++).
• Familiarity with launch vehicle or space systems architecture and trajectory design.

Responsibilities

• Carry out analysis for engineering design trades and drive decisions based on results.
• Implement, maintain, and improve software tooling across simulation and analytics tasks.
• Establish and lead cross-functional collaboration with Vehicle Engineering teams.

Skills

Cross-functional collaboration

Programming experience

Trajectory design and optimization

Education

Bachelor's/Master's/PhD in Engineering, CS, or Physics

Tools

Docker

CI/CD

Job description

Relativity Space in Long Beach, CA is seeking engineers to join the Guidance, Navigation, and Control and Performance teams. You will analyze design trades, simulate Terran R trajectories, and help drive decisions with cross-functional collaboration across Vehicle Engineering.

The role emphasizes developing flight algorithms, modeling dynamic behavior, and communicating results to enable rapid decisions in a fast-paced aerospace startup environment.