Winter 2026

Langan•Philadelphia, PA

4d•Onsite

About The Position

Langan is seeking Civil Engineering Interns or Co-ops to join its collaborative team in Philadelphia, PA. This role is crucial in supporting site feasibility studies, which may include fieldwork, technical report preparation, calculations, pre-construction conditions documentation, and design plans and specifications. Interns will have the opportunity to expand their technical and professional knowledge by partnering directly with industry leadership on various land development projects. Langan is a firm that provides expert land development engineering and environmental consulting services to a wide range of clients across the U.S. and globally. Our culture is entrepreneurial, focusing on innovative technical solutions, robust training, knowledge sharing, and community engagement. We are consistently recognized as a top employer, fostering an inclusive, supportive, and well-being-focused work environment with workplace flexibility and carbon-neutral offices.

Requirements

Student actively pursuing a four-year or advanced degree in Civil Engineering.
Cumulative GPA of 3.0 or greater is preferred.
Working knowledge of AutoCAD or Civil 3D, and Microsoft Office Suite applications.
Excellent written and verbal communication skills.
Strong attention to detail with excellent analytical, multitasking, and judgment capabilities.
Ability to effectively work independently and in a team environment.
Possess reliable transportation for client meetings and job site visits and a valid driver’s license in good standing.

Responsibilities

Assist with the planning, design, and permitting of civil engineering, land development, and infrastructure projects.
Assist with the preparation and modification of various engineering documents including reports, specifications, plans, construction schedules, cost estimates, and design plans for projects using engineering and design software (AutoCAD, Civil 3D, etc.) and equipment.
Effectively use reports, maps, drawings, engineering plans, tests, and aerial photographs to assess soil composition, terrain, hydrological characteristics, and topographical and geologic data and their impact on the planning and design of projects.
Support zoning, ordinance, and permit assessments.
Assist with sidewalk cast estimations.
Determine the feasibility of projects based on the analysis of collected data.
Provide field inspection services, as needed.
Apply knowledge and techniques of engineering and advanced mathematics.
Collaborate with team members on project tasks and assignments.
Perform other duties as requested.