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LELangan Engineering & Environmental Services logo

Langan Engineering & Environmental Services

Doylestown, PA

Intern/Co-op - Highway/Roadway Engineering (Summer 2027).

INTERNSHIPINTERNENGINEERING

Langan provides expert land development engineering and environmental consulting services for major developers, renewable energy producers, energy companies, corporations, healthcare systems, colleges/universities, and large infrastructure programs throughout the U.S. and around the world. Our employees collaborate seamlessly among 50+ offices and gain valuable hands-on experience that fosters career growth. Langan culture is entrepreneurial from advancing innovative technical solutions, to participating in robust training and knowledge sharing, to making progressive change within the communities we live and work.

 

Consistently ranked among the top ten “Best Firms to Work For” and Engineering News-Record’s top 50 firms worldwide, Langan attracts and retains the best talent in the industry. Employees thrive at Langan, a firm that fosters an inclusive and supportive work environment for all; prioritizes wellbeing, health, and safety; encourages volunteerism and philanthropy; offers workplace flexibility, along with carbon-neutral office spaces; and empowers individuals to contribute their skills and knowledge to make impactful contributions.

 

Job Summary

Langan is seeking a Intern/Co-op – Highway/Roadway Engineering to join its collaborative team in Doylestown, PA. This individual will serve a key function in the engineering design of highways, freeways and local roads for diversified transportation projects across the country. In this role, you will have the opportunity to assist with the design and permitting of traffic/transportation engineering and infrastructure projects in a cross-disciplinary learning environment. 

Job Responsibilities

 

  • Geometric designs of highways, freeways, and local roads using national and local codes;
  • Concept layout and preliminary design of roads;
  • Preparation of Traffic Signalization drawings and plans;
  • Design of roadway drainage networks and preparation of stormwater management plans;
  • Construction specifications review and estimating of costs and quantities;
  • Preparation of Maintenance and Protection of Traffic Plans (MPT);
  • Use engineering equipment and design software (AutoCAD Civil 3D, Guidesign, AutoTURN, etc.) to prepare engineering and design documents;
  • Complete ADA inspections of constructed facilities; and
  • Perform other duties as requested.

 

Qualifications

 

  • Student actively pursuing a four year or advanced degree in Civil or Traffic Engineering / Transportation Planning;
  • Cumulative GPA of 3.0 or greater is preferred;
  • Familiarity with  Guidesign and AutoTURN is highly desirable;
  • Knowledge of AutoCAD, MicroStation and/or SoftDesk civil software are a plus;
  • Excellent communication skills, written and verbal;
  • Strong attention to detail with excellent analytical and judgment capabilities;
  • Ability to effectively work independently and in a team environment; and
  • Travel may be required based on business needs and project assignments. Travel requirements may vary by position and may change based on business needs.

 

Please submit your resume. Preference will be given to students who are currently in their Jr. or Sr. year or to students pursuing their MS degree. 

Langan does not provide housing or relocation assistance for internship/co-op positions.

 

 

Langan offers employee resource groups; flexible work schedules; extensive training; wellness programs; buddy and mentoring programs; and much more!

 

Langan is committed to providing equal employment opportunities to all qualified applicants and employees, including individuals with disabilities and protected veterans. We believe that an inclusive workplace is essential for the well-being and success of our employees.

Please review our Applicant Privacy Notice at Collection to understand how we collect, use, and retain your personal information:  https://www.langan.com/langan-notice-at-collection

 

 

Pay
Not stated
Where
Doylestown, PA
Work
Not stated
Type
Internship
Posted
6 Oct, 2026
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