Internships › Engineering › California

Engineering internships in California

152 open student roles in engineering in California, from internships to co-ops and research. That includes 18 co-ops, 2 research positions and 3 part-time roles. 17% list pay or say they are paid. The most common start terms are Summer 2027 and Spring 2027. Employers with the most openings: Marvell, Tesla, Astranis, Rivian and AeroVironment.

• Flint New
  Engineering Intern - Summer 2027
  SF +2 · Summer 2027
  Open posting
• Bedrock Robotics New
  2027 Internship Safety Engineer, Agentic Safety Case Assessment
  San Francisco, CA +2 · Summer 2027 · Paid
  Open posting
• Electronic Arts New
  Gameplay Engineer Intern
  LA · Summer 2027
  Open posting
• GlobalFoundries New
  Design Application Engineering Intern
  Santa Clara, CA +1 · Summer 2027
  Open posting
• KLA New
  Applications Engineering Intern
  Milpitas, CA
  Open posting
• Astranis New
  Harness Design Engineer Intern (Winter 2027)
  San Francisco · Winter 2027
  Open posting
• Astranis New
  Harness Design Engineer Intern (Summer 2027)
  San Francisco · Summer 2027
  Open posting
• Astranis New
  Supplier Quality Engineer Intern (Winter 2027)
  San Francisco · Winter 2027
  Open posting
• Granite Construction New
  Project Engineer Intern - Summer 2027
  Indio, California +1 · Summer 2027
  Open posting
• iRhythm Technologies New
  R&D Engineering Co-op Full Time Intern Jan-June 2027
  San Francisco, CA · co-op
  Open posting
• Philips New
  Intern - R&D NPI Intern, Disposables – San Diego, CA – 2027
  San Diego, California, United States
  Open posting
• Rivian New
  Engineering Intern - Powertrain Testing
  Tustin, California · Spring 2027 · $38.00-45.00/HR
  Open posting
• Bedrock Robotics New
  2027 Internship Evaluation Engineer, Metric Prototyping
  San Francisco, CA +2 · Summer 2027 · Paid
  Open posting
• Astranis New
  Reliability Test Intern
  SF +1 · Winter 2027
  Open posting
• Astranis New
  Reliability Test Intern
  SF +1 · Summer 2027
  Open posting
• TRC Companies New
  Engineering Intern
  Concord, California +5 · Summer 2027 · part-time · $20.00
  Open posting
• AtkinsRéalis New
  Student Engineering Co-op/Intern
  CA.ON.Pickering.1340 Pickering Parkway · co-op
  Open posting
• Rivian New
  Engineering Intern - Product Development Systems (Spring 2027 Co-Op)
  Torrance, California · Spring 2027 · co-op · $38.00-45.00/HR
  Open posting
• AeroVironment New
  Guidance, Navigation, and Controls Engineering Intern
  Moorpark, CA
  Open posting
• Marvell New
  Board Product Engineer Intern, BS - Summer 2027
  Santa Clara, CA · Summer 2027
  Open posting
• Marvell New
  Test Equipment Engineer Intern
  Santa Clara, CA
  Open posting
• Clorox
  R&D Intern (Summer 2027)
  Pleasanton, CA - USA +2 · Summer 2027 · $ 24-33 /hr
  Open posting
• Together AI
  Systems Research Engineer Intern - GPU Programming
  SF +1 · Winter 2027 · research
  Open posting
• Together AI
  Systems Research Engineer Intern - GPU Programming
  SF +1 · Summer 2027 · research
  Open posting
• Tesla
  Systems Integration Engineer Intern - Body Controls
  Palo Alto, CA · Winter 2027
  Open posting
• Tesla
  Internship - Electronic Design Engineer - Optimus - Winter/Spring 2027
  Palo Alto, CA · Winter 2027
  Open posting
• HNTB
  Returning Intern Engineer- Structures- Summer 2027- Los Angeles Structures (For Current/Former HNTB Interns Only)
  Los Angeles, CA (Figueroa Street) · Summer 2027
  Open posting
• Qualcomm
  Automotive Engineering Internship – Summer 2027
  San Diego, CA · Summer 2027
  Open posting
• Qualcomm
  Multimedia Engineering Internship – Summer 2027
  San Diego, CA +1 · Summer 2027
  Open posting
• Stantec
  Engineering Intern - Energy & Resources (Summer 2027)
  Irvine, CA +2 · Summer 2027
  Open posting
• Rivian
  Engineering Intern/Co-op - Test and Validation - Charging Products
  Torrance, CA · Summer 2027 · co-op
  Open posting
• Howmet Aerospace
  Engineering Intern, CI
  Brea, CA
  Open posting
• Rivian
  Engineering Intern - Test and Validation, Charging Products (Spring 2027 Co-Op)
  Torrance, California · Spring 2027 · co-op · $26.00-45.00/HR
  Open posting
• Marvell
  Design for Test Intern - MS
  Santa Clara, CA · Summer 2027
  Open posting
• Rivian
  Engineering Intern - Design for Reliability (Spring 2027 Co-Op)
  Irvine, California · Spring 2027 · co-op · $26.00-45.00/HR
  Open posting
• Rivian
  Engineering Intern - Vehicle Homologation (Spring 2027 Co-Op)
  Irvine, California · Spring 2027 · co-op · $26.00-45.00/HR
  Open posting
• Howmet Aerospace
  Engineering Intern, Quality
  Brea, CA
  Open posting
• Decagon
  Engineering Intern
  SF +2 · Summer 2027
  Open posting
• Antares Nuclear
  Quality Engineering Intern - Summer 2027
  Los Angeles +1 · Summer 2027
  Open posting
• Solar Turbines
  Internship Service Parts Engineering (STUDENT TIJUANA MX)
  Tijuana, Baja California
  Open posting

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Updated September 26, 2026. Listings are collected from public job boards several times a day; always check the posting on the employer's site before applying.