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    Fall 2027 Mechanical Engineering internships in California

    As of November 11, 2026, Intern Insider listed 18 open Fall 2027 mechanical engineering internships in California, from 12 companies. Employers include GALLO, Hermeus and GAF. None of these listings is marked remote. Browse the roles by employer below. You can read the full posting free, then apply in minutes with a free account.
    18 open roles · 12 companies
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    GALLO logoGALLO3 open

    Hermeus logoHermeus3 open

    GAF logoGAF2 open

    Marathon Petroleum Corporation logoMarathon Petroleum Corporation2 open

    Amazon logoAmazon1 open

    Anduril Industries logoAnduril Industries1 open

    Avery Dennison logoAvery Dennison1 open

    Energy and Environmental Economics, Inc. logoEnergy and Environmental Economics, Inc.1 open

    FieldAI logoFieldAI1 open

    Keurig Dr Pepper Inc. logoKeurig Dr Pepper Inc.1 open

    Tenstorrent logoTenstorrent1 open

    Yaskawa America, Inc. - Drives & Motion Division logoYaskawa America, Inc. - Drives & Motion Division1 open

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    As of November 11, 2026, Intern Insider listed 18 open Fall 2027 mechanical engineering internships in California, from 12 companies.

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