Mechanical engineer jobs

• Senior Field Mechanical Engineer - Assembly - Second Shift

  Commonwealth Fusion Systems Devens, MA $134K–$205K/yr
  Full Time Sep 23, 2026
• Apprentice Propulsion Test Technician

  Relativity Space Stennis Space Center, MS $23.27–$34.90/hr
  Full Time Sep 23, 2026
• Mechanical Engineer

  HawkEye 360 Herndon, VA $70K–$115K/yr
  Full Time Sep 23, 2026
• Propulsion Test Intern (Summer 2027)

  Astranis San Francisco, CA $29/hr
  Internship Sep 23, 2026
• Propulsion Test Engineering Intern - Spring/Summer/Fall 2027

  Hermeus Jacksonville, FL $25–$33/hr
  Internship Sep 23, 2026
• Senior Staff Mechanical Engineer (R5990)

  Shield AI Seattle, WA $208K–$312K/yr
  Full Time Sep 22, 2026
• Staff Mechanical Engineer, Battery Pack Design (R6047)

  Shield AI Seattle, WA $187K–$281K/yr
  Full Time Sep 22, 2026
• Senior Mechanical Engineer, Process Equipment

  Commonwealth Fusion Systems Devens, MA $134K–$205K/yr
  Full Time Sep 22, 2026
• Summer 2027 - Mechanical Engineering Intern

  Shield AI Seattle, WA · Dallas, TX $38–$65/hr
  Internship Sep 21, 2026
• Senior Mechanical Engineer - FEA Analysis & Test

  Kodiak Mountain View, CA $150K–$185K/yr
  Full Time Sep 21, 2026
• Staff Mechanical Engineer - Remote Maintenance

  Commonwealth Fusion Systems Devens, MA $152K–$230K/yr
  Full Time Sep 21, 2026
• Thermal Engineering Intern Spring 2027

  Rocket Lab Corporation Long Beach, CA $28/hr
  Internship Sep 21, 2026
• Sr. Mechanical Engineer

  Peloton New Taipei City, Taiwan
  Full Time Sep 21, 2026
• Senior Engineer Propulsion - Engine Performance (R5907)

  Shield AI Dallas, TX $117K–$176K/yr
  Full Time Sep 21, 2026
• Engineer II, Propulsion - Engine Performance (R5907)

  Shield AI Dallas, TX $94K–$142K/yr
  Full Time Sep 21, 2026
• Propulsion Manufacturing Intern (Summer 2027)

  Astranis San Francisco, CA $29/hr
  Internship Sep 18, 2026
• Propulsion Manufacturing Intern (Winter 2027)

  Astranis San Francisco, CA $29/hr
  Internship Sep 18, 2026
• Sr. Mechanical Engineer, HV Battery

  Lucid Motors Casa Grande, AZ
  Full Time Sep 18, 2026
• Senior Mechanical Engineer - Remote Maintenance

  Commonwealth Fusion Systems Devens, MA $134K–$205K/yr
  Full Time Sep 18, 2026
• Launch Mechanical Engineer II

  Relativity Space Long Beach, CA $104K–$143K/yr
  Full Time Sep 18, 2026
• Mechanical Engineer, Hardware Systems

  OpenAI San Francisco, CA $266K–$455K/yr
  Full Time Sep 16, 2026
• Senior Mechanical Engineer

  Oklo Remote (Oak Ridge, TN) $175K–$210K/yr
  Remote Full Time Sep 16, 2026
• Mechanical Engineering Intern Summer 2027

  Rocket Lab Corporation Silver Spring, MD $25/hr
  Internship Sep 16, 2026
• Mechanical Engineering Intern Spring 2027

  Rocket Lab Corporation Silver Spring, MD $25/hr
  Internship Sep 16, 2026
• Propulsion Analyst Intern Summer 2027

  Rocket Lab Corporation Long Beach, CA $28/hr
  Internship Sep 16, 2026

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