Intern/Co-op - Highway/Roadway Engineering

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    Langan Engineering & Environmental Services

    Technical Excellence. Practical Experience. Client Responsiveness.

    1,001-5,000 employeesFounded 1970Parsippany, NJCivil Engineering
    Actively hiringPaidSummer 2027Civil Engineering
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    Best applied by Oct 27

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    About the role#

    Langan is hiring a Highway/Roadway Engineering Intern for the Summer 2027 term. This role is based in Doylestown, Pennsylvania. You will work on the design and permitting of transportation and infrastructure projects within a collaborative team environment.

    What you'll do#

    • Create geometric designs for highways, freeways, and local roads while following national and local codes.
    • Develop concept layouts and preliminary road designs.
    • Prepare traffic signalization drawings and plans.
    • Design roadway drainage networks and stormwater management plans.
    • Review construction specifications and estimate project costs and quantities.
    • Draft Maintenance and Protection of Traffic (MPT) plans.
    • Use software such as AutoCAD Civil 3D, Guidesign, and AutoTURN to prepare design documents.
    • Conduct ADA inspections of constructed facilities.

    What you'll need#

    • You are currently pursuing a four-year or advanced degree in Civil Engineering, Traffic Engineering, or Transportation Planning.
    • A cumulative GPA of 3.0 or higher is preferred.
    • You have strong verbal and written communication skills.
    • You possess attention to detail and analytical capabilities.
    • You work well both independently and as part of a team.
    • Familiarity with Guidesign and AutoTURN is highly desirable.
    • Knowledge of AutoCAD, MicroStation, or SoftDesk software is a plus.

    Location & details#

    • Location: Doylestown, PA.
    • Term: Summer 2027.
    • Work Modality: On-site.
    • Employment: Full-time.
    • Compensation: This is a paid internship.
    • Travel: Some travel may be required based on business needs and project assignments.
    Relevant fieldsCivil Engineering

    About Langan Engineering & Environmental Services

    Langan Engineering and Environmental Services provides consulting for land development, corporate real estate, and energy projects. The firm offers services including geotechnical engineering, surveying, and environmental compliance. It serves a global client base of developers, public agencies, and institutions. Founded in 1970, the company is based in Parsippany, New Jersey. It maintains a staff of over 2,300 professionals across 56 offices.

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