Senior Mechanical Engineer jobs in Long Beach, CA

9 open, from company job boards.

Senior Mechanical Engineer (Mechanisms) · Relativity Space · $132,000 – $198,000 · Posted 2026-09-04
Senior Mechanical Engineer, Lunar · Vast · $137,000 – $230,000 · Posted 2026-08-18
Senior Mechanical Engineer (Terran-R Structures) · Relativity Space · $132,000 – $198,000 · Posted 2026-08-18
Senior Mechanical Engineer · Relativity Space · $132,000 – $198,000 · Posted 2026-08-12
Senior Mechanical Engineer, Life Support Systems · Vast · $112,300 – $159,460 · Posted 2026-05-19
Senior Mechanical Engineer, Structures · Vast · $137,760 – $195,552 · Posted 2026-05-05
Senior Mechanical Engineer, Thermal Control Systems · Vast · $137,760 – $195,552 · Posted 2026-03-25
Senior Mechanical Engineer, Tooling · Relativity Space · $122,000 – $182,000 · Posted 2026-01-12
Senior Mechanical Engineer, Factory Automation · Relativity Space · $122,000 – $182,000 · Posted 2025-06-11

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