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    Summer 2027 Civil Engineering internships in Illinois

    As of November 11, 2026, Intern Insider listed 125 open Summer 2027 civil engineering internships in Illinois, from 72 companies. Employers include HNTB, Sargent & Lundy and Clark Dietz, Inc.. 125 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.
    125 open roles · showing the 60 most relevant · 39 companies · 13 added this week
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    Clark Dietz, Inc. logoClark Dietz, Inc.5 open

    Ardmore Roderick logoArdmore Roderick4 open

    MasTec logoMasTec3 open

    Ryan Companies US, Inc. logoRyan Companies US, Inc.3 open

    Sidara logoSidara3 open

    WSP logoWSP3 open

    AECOM logoAECOM2 open

    ARCO/Murray logoARCO/Murray2 open

    Jacobs logoJacobs2 open

    Sargent & Lundy logoSargent & Lundy2 open

    Simpson Gumpertz & Heger (SGH) logoSimpson Gumpertz & Heger (SGH)2 open

    Skidmore, Owings & Merrill (SOM) logoSkidmore, Owings & Merrill (SOM)2 open

    Article Student Living logoArticle Student Living1 open

    Baxter & Woodman logoBaxter & Woodman1 open

    Collins Engineers, Inc. logoCollins Engineers, Inc.1 open

    Constellation logoConstellation1 open

    DB E.C.O. North America logoDB E.C.O. North America1 open

    DuPont logoDuPont1 open

    Encore logoEncore1 open

    Graycor logoGraycor1 open

    Langan Engineering & Environmental Services logoLangan Engineering & Environmental Services1 open

    Lockwood, Andrews & Newnam, Inc. (LAN) logoLockwood, Andrews & Newnam, Inc. (LAN)1 open

    Marathon Petroleum Corporation logoMarathon Petroleum Corporation1 open

    Marsh McLennan logoMarsh McLennan1 open

    Parametrix logoParametrix1 open

    Path Construction logoPath Construction1 open

    Pattern Energy logoPattern Energy1 open

    Power Construction logoPower Construction1 open

    Robinson Engineering, Ltd. logoRobinson Engineering, Ltd.1 open

    Stanley Consultants logoStanley Consultants1 open

    Stantec logoStantec1 open

    TERRA Engineering, Ltd. logoTERRA Engineering, Ltd.1 open

    Thornton Tomasetti logoThornton Tomasetti1 open

    Trane Technologies logoTrane Technologies1 open

    UL Solutions logoUL Solutions1 open

    V3 Companies logoV3 Companies1 open

    Veolia logoVeolia1 open

    We Energies logoWe Energies1 open

    Zachry Group logoZachry Group1 open

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    As of November 11, 2026, Intern Insider listed 125 open Summer 2027 civil engineering internships in Illinois, from 72 companies.

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