• Traffic Intern / Co-op - Spring

    Langan Engineering, Environmental, Surveying and Landscape… (Pittsburgh, PA)
    …This individual will serve a key function in providing assistance with Traffic/Transportation project work. In this role, you will have the opportunity to get ... event management for large stadiums, transportation master planning, traffic signal design , and Highway Occupancy Permit (HOP) plans & designs. Assignments may… more
    Langan Engineering, Environmental, Surveying and Landscape Architecture, DPC (08/23/25)
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  • Traffic Intern / Co-op - Summer

    Langan Engineering, Environmental, Surveying and Landscape… (Doylestown, PA)
    …This individual will serve a key function in providing assistance with Traffic/Transportation project work. In this role, you will have the opportunity to get ... event management for large stadiums, transportation master planning, traffic signal design , and Highway Occupancy Permit (HOP) plans & designs. Assignments may… more
    Langan Engineering, Environmental, Surveying and Landscape Architecture, DPC (08/13/25)
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  • Environmental Engineer, Scientist, or Geologist…

    Langan Engineering, Environmental, Surveying and Landscape… (Bethlehem, PA)
    …and groundwater sampling; vapor intrusion investigation; remedial investigation, design , implementation, and monitoring; pilot tests; data management, processing, ... document results; Communicate with supervisor on any problems encountered on project sites; + Assist with the preparation of technical reports, specifications,… more
    Langan Engineering, Environmental, Surveying and Landscape Architecture, DPC (08/16/25)
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