Relativity Space
Senior Mechanisms Systems Engineer
$132K–$198K
Long Beach, California, United States · Senior · Full-time · Posted Sep 4, 2026
- Experience
- 5+ years of relevant experience in design, manufacturing, assembly, or test of complex mechanical or electromechanical systems.
- Education
- Bachelor’s degree in Mechanical, Aerospace, or related engineering field.
About the job
Owns system-level design, integration, requirements, and verification for complex launch-vehicle mechanism systems such as thrust vector control.
What you'll do
- Define concepts of operations, requirements, and verification plans; lead integration across mechanical design, actuators, GNC, avionics, and software.
- Plan and execute development tests, functional verification, and flight-readiness activities, including test plans and success criteria.
- Manage technical risks and system schedules; take hands-on ownership of testing, automation, fixtures, sensors, and root-cause investigations.
What they ask for
- Bachelor’s degree in Mechanical, Aerospace, or related engineering field.
- 5+ years of relevant experience in design, manufacturing, assembly, or test of complex mechanical or electromechanical systems.
- Ability to lead multidisciplinary projects and deliver on ambitious schedules.
- Experience balancing requirements, cost, and schedule while driving system integration and verification.
Nice to have
- Background in actuator systems, flight mechanisms, or thrust vector control.
- Experience with motor-control tuning and model-based design using MATLAB/Simulink.
Pay
$132,000 — $198,000 USD (base salary)
Tools
MATLAB/Simulink
Model-written summary · the original posting is authoritative