Manufacturing Engineer II

Company Overview

At Relativity Space, we’re building rockets to serve today’s needs and tomorrow’s breakthroughs. Our Terran R vehicle will deliver customer payloads to orbit, meeting the growing demand for launch capacity. Achieving commercial success with Terran R will unlock new opportunities to advance science, exploration, and innovation.

The Factory Test team designs, builds, and operates the infrastructure needed to test nearly every part of Terran R right here at our headquarters in Long Beach, CA. The team leads multiple projects in parallel and provides exposure to the entire product lifecycle across a wide range of part sizes and complexities.

• Develop detailed process plans, work instructions, and work orders for the integration and test of flight hardware, including propulsion components, structural assemblies, fluid systems, and instrumentation.
• Collaborate with design and test engineers to provide design for testability feedback, ensuring hardware is robust and efficient in the test environment.
• Support test technicians and test specialists on the floor by troubleshooting issues, resolving non‑conformances, and implementing corrective actions in real time.
• Coordinate with quality teams to ensure timely procurement and inspection of critical test components and verify all required calibrated equipment is in‑date, documented on the work order, and available at time of use.
• Conduct Test Readiness Reviews (TRRs) to ensure all hardware is test‑ready and risks are mitigated prior to test execution. Analyze process performance, test timelines, and drive continuous improvement across test campaigns.
• Maintain capacity and demand plans for upcoming test articles and support equipment.

• A Bachelor’s degree in Mechanical Engineering, Aerospace Engineering, or a related field.
• 4+ years of experience in manufacturing, test engineering, or process development for aerospace hardware.
• Hands‑on experience supporting hardware builds in development and test environments.
• Familiarity with pressure systems, instrumentation, and fluid system assembly. Experience with manufacturing documentation including work instructions and test plans.
• Comfortable working in fast‑paced, hands‑on environments with shifting priorities.

• Experience supporting ATP, development, or qualification test campaigns.
• Familiarity with high‑pressure fluid systems, cryogenic hardware, or propulsion test equipment.
• Experience with CAD tools (e.g., NX, Solid Works) and fluid schematics for system layout and planning.
• Familiarity with PLM and ERP systems for tracking hardware and managing workflow.
• Understanding of AS9100 or ISO
  9001 quality management systems.

Actual compensation will be determined based on experience, qualifications, and other job‑related factors. Relativity Space offers competitive salary, equity, generous PTO and sick leave, parental leave, annual learning and development stipend, and more.

USD 112,000 – USD 143,000

We are an equal‑opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.