Mechanical engineer jobs in Los Angeles, CA

• Staff Mechanical Design & Analysis Engineer, Tooling

  Relativity Space Long Beach, CA $143K–$215K/yr
  Full Time Mar 19, 2026
• Senior Mechanical Design & Analysis Engineer, Tooling

  Relativity Space Long Beach, CA $122K–$182K/yr
  Full Time Mar 19, 2026
• Staff Structures Engineer

  Relativity Space Long Beach, CA $164K–$246K/yr
  Full Time Mar 16, 2026
• Senior Structures Engineer

  Relativity Space Long Beach, CA $132K–$198K/yr
  Full Time Mar 16, 2026
• Lead, Launch Mechanical Engineering

  Relativity Space Long Beach, CA $128K–$192K/yr
  Full Time Mar 6, 2026
• Staff Mechanical Engineer, Tooling

  Relativity Space Long Beach, CA $143K–$215K/yr
  Full Time Jan 12, 2026
• Principal Mechanical Engineer, Tooling

  Relativity Space Long Beach, CA $185K–$277K/yr
  Full Time Jan 12, 2026
• Senior Mechanical Engineer, Tooling

  Relativity Space Long Beach, CA $122K–$182K/yr
  Full Time Jan 12, 2026
• Staff Propulsion Engineer, Engine Assembly Design

  Relativity Space Long Beach, CA $164K–$246K/yr
  Full Time Jan 6, 2026
• Senior Structures Engineer

  Hermeus Los Angeles, CA $138.6K–$187.5K/yr
  Full Time Dec 3, 2025
• Integration Engineer – Fluid & Propulsion Systems

  Hermeus Los Angeles, CA $105.8K–$180K/yr
  Full Time Nov 4, 2025
• Propulsion Integration Technician

  Hermeus Los Angeles, CA $30–$50/hr
  Full Time Oct 21, 2025
• Senior Propulsion Engineer, Engine Assembly Design

  Relativity Space Long Beach, CA $132K–$198K/yr
  Full Time Oct 15, 2025
• Future Opportunities - Mechanical Engineering

  Epirus Torrance, CA
  Full Time Aug 27, 2025
• Senior Launch Mechanical Engineer

  Relativity Space Long Beach, CA $124K–$170.5K/yr
  Full Time Jul 31, 2025
• Staff Mechanical Engineer, Factory Automation

  Relativity Space Long Beach, CA $143K–$215K/yr
  Full Time Jun 11, 2025
• Senior Mechanical Engineer, Factory Automation

  Relativity Space Long Beach, CA $122K–$182K/yr
  Full Time Jun 11, 2025
• Principal Mechanical Engineer, Factory Automation

  Relativity Space Long Beach, CA $185K–$277K/yr
  Full Time Jun 11, 2025

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