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    Summer 2027 Environmental Engineering internships in Pennsylvania

    As of November 11, 2026, Intern Insider listed 58 open Summer 2027 environmental engineering internships in Pennsylvania, from 36 companies. Employers include HNTB, GHD and Langan Engineering & Environmental Services. 58 listings state that the role is paid. This page does not invent a salary when the listing is silent. Browse the roles by employer below. You can read the full posting free, then apply in minutes with a free account.
    58 open roles · 36 companies · 4 added this week
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    HNTB logoHNTB7 open

    GHD logoGHD4 open

    Langan Engineering & Environmental Services logoLangan Engineering & Environmental Services4 open

    The Hershey Company logoThe Hershey Company4 open

    Bohler logoBohler3 open

    S&B USA Construction & Fay logoS&B USA Construction & Fay3 open

    BHE Pipeline Group logoBHE Pipeline Group2 open

    Ecolab logoEcolab2 open

    Westinghouse Electric Company logoWestinghouse Electric Company2 open

    AECOM logoAECOM1 open

    Amcor logoAmcor1 open

    Carpenter Technology Corporation logoCarpenter Technology Corporation1 open

    Carrier logoCarrier1 open

    Dorman Products logoDorman Products1 open

    East Penn Manufacturing Co. logoEast Penn Manufacturing Co.1 open

    Entech Engineering, Inc. logoEntech Engineering, Inc.1 open

    Gannett Fleming logoGannett Fleming1 open

    Gateway Engineers logoGateway Engineers1 open

    HDR logoHDR1 open

    Heidelberg Materials logoHeidelberg Materials1 open

    Howmet Aerospace logoHowmet Aerospace1 open

    Kimley-Horn logoKimley-Horn1 open

    Kokosing logoKokosing1 open

    Marathon Petroleum Corporation logoMarathon Petroleum Corporation1 open

    Michael Baker International logoMichael Baker International1 open

    Penn State University logoPenn State University1 open

    Perryman Company logoPerryman Company1 open

    PPG logoPPG1 open

    Procter & Gamble logoProcter & Gamble1 open

    Sanborn, Head & Associates, Inc. logoSanborn, Head & Associates, Inc.1 open

    Sidara logoSidara1 open

    T&M Associates logoT&M Associates1 open

    Tenaris logoTenaris1 open

    Textron logoTextron1 open

    The Boston Beer Company logoThe Boston Beer Company1 open

    TPG logoTPG1 open

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    As of November 11, 2026, Intern Insider listed 58 open Summer 2027 environmental engineering internships in Pennsylvania, from 36 companies.

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