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    Summer 2027 Environmental Engineering internships in Oklahoma

    As of November 11, 2026, Intern Insider listed 16 open Summer 2027 environmental engineering internships in Oklahoma, from 11 companies. Employers include HNTB, Phillips 66 and Aviagen. 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.
    16 open roles · 11 companies
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    HNTB logoHNTB5 open

    Phillips 66 logoPhillips 662 open

    Aviagen logoAviagen1 open

    Baker Hughes logoBaker Hughes1 open

    Ecolab logoEcolab1 open

    Freese and Nichols logoFreese and Nichols1 open

    Hubbell Incorporated logoHubbell Incorporated1 open

    Jacobs logoJacobs1 open

    Kimley-Horn logoKimley-Horn1 open

    Reworld Waste logoReworld Waste1 open

    Sherwood Companies logoSherwood Companies1 open

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    As of November 11, 2026, Intern Insider listed 16 open Summer 2027 environmental engineering internships in Oklahoma, from 11 companies.

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