• Traffic Intern / Co -op…

    Langan Engineering, Environmental, Surveying and Landscape… (Doylestown, PA)
    …skills and knowledge to make impactful contributions. Job Summary Langan is seeking a Traffic /Transportation Intern or Co -op to join its collaborative team ... will serve a key function in providing assistance with Traffic /Transportation project work. In this role, you will have...project work. In this role, you will have the opportunity to get exposure to: transportation impact studies, parking… more
    Langan Engineering, Environmental, Surveying and Landscape Architecture, DPC (11/12/25)
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  • Co -Op Engineer: Highway and Traffic

    HNTB (Philadelphia, PA)
    Opportunity to develop CAD drafting skill set Our Philadelphia office is seeking Co -op Engineers to join our Highway, Traffic , and ITS departments for ... is an exciting time to join our team of employee-owners. This opportunity entails being responsible for assisting assigned department(s) and/or project(s) by… more
    HNTB (10/15/25)
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