Systems Test Engineer, Space

Costa Mesa · Costa Mesa, CA (OC-00) · USD 146,000-194,000 · 4+ years experience · Full-time · Posted Sep 21, 2026

At a glance

The Systems Test Engineer owns the testing of integrated space system qualification and flight hardware for the Space team.
This role involves testing at all levels of integration, including unit-level, bus, payload, and full space vehicle systems.
The position requires the development and maintenance of Electrical Ground Support Equipment (EGSE) and Mechanical Ground Support Equipment (MGSE).

Lead and own test campaigns for modules, buses, payloads, and full space vehicle systems.
Assist assembly and integration campaigns for space systems flight hardware.
Integrate across teams to identify testing requirements and verification and validation plans.
Develop test plans and procedures for prototype, qualification, and acceptance of flight hardware.
Develop and maintain Mechanical and Electrical Ground Support Equipment.
Develop and maintain automated test scripts for space systems hardware.
Develop and maintain test reporting systems.
Create and analyze metrics for debugging and monitoring.
Triage issues, perform root cause analysis, and coordinate corrective actions.

Engineering background in Electrical, Software, Aerospace, or equivalent field.
4+ years of professional experience conducting assembly, integration, and test of space systems flight hardware.
Deep understanding of industry and government test standards.
Experience with space environmental testing including vibration, thermal vacuum, and EMI/EMC.
Ability to navigate complex systems and detailed requirements.
Capable of solving complex technical problems with little oversight.
Clear communication and organizational skills for documentation and training.
Experience writing technical documentation, procedures, and reports.
Eligible to obtain and maintain an active U.S. secret security clearance.

Experience with Python, MATLAB and/or Linux systems
Desire to work on critical software in the space domain
Experience with testing/validation leveraging FlatSats, Hardware-in-the-Loop (HITL) testbeds
Experience working in cleanroom and ESD-safe environments
Understanding of sensors, signal conditioning, and data acquisition electronics
Experience with RF integration and testing
Experience with optical systems integration and testing