Traffic Engineer

Job Overview At HDR, our employee-owners are fully engaged in creating a welcoming environment where each of us is valued and respected, a place where everyone is empowered to bring their authentic selves and novel ideas to work every day. As we foster a culture of inclusion throughout our company and within our communities, we constantly ask ourselves: What is our impact on the world? Watch Our Story: Each and every role throughout our organization makes a difference in our ability to change the world for the better. Read further to learn how you could help make great things possible not only in your community, but around the world. We believe transportation is more than movement, it's the foundation of connected, thriving communities. As part of HDR's Transportation Business Group, you'll help shape the systems that move people and goods safely, efficiently, and sustainably. From designing resilient highways and iconic bridges to advancing transit, passenger and freight rail, aviation, federal transportation ports and marine infrastructure, your work will directly support economic vitality, public safety, sustainable and resilient communities and quality of life. HDR brings together planners, engineers, architects, construction management staff, environmental, strategic communications, economists, management consultants and specialists across disciplines to solve complex mobility challenges with innovation, technical excellence, and a deep understanding of community needs. Whether you're modernizing aging infrastructure or pioneering next‑generation transportation solutions, your contributions will help define the future of mobility. This isn't just a job, it's a chance to lead progress, drive meaningful impact, and leave a legacy of smarter, more connected transportation networks. Primary Responsibilities The primary duties include being an integral part of the area Traffic and Planning team as a technical resource on a variety of traffic design projects. Design assignments may include preparing signing, pavement marking, signal, lighting, temporary traffic control, and intelligent transportation system (ITS) plans for either stand‑alone or multi-disciplinary projects. As a technical resource, you will perform detail checks and work closely with junior staff and technicians on plan development. In this role, you may also support Project Managers with the development of fee proposals, providing direction to internal project team, on‑time submission delivery to clients, and financial monitoring of projects. Additional assignments may include supporting our regional offices on similar traffic design projects. Preferred Qualifications Bachelor's degree in Civil Engineering 8 years' experience related to traffic planning and design Working knowledge of DOT standards, specifications, and plan preparation Computer skills using Microsoft Office, ProjectWise, HCS, Synchro, GuideSIGN, and ORD Ability to prioritize and multi‑task while working on several projects at once Preference given to local candidates Required Qualifications Bachelor's degree Experience with traffic analysis and traffic engineering/design Professional engineering license recognized by the licensing board for the location of the position offered (example: Professional Engineer (PE or P.Eng) license). Detailed hands‑on experience conducting traffic design using CAD platforms including MicroStation, AutoCAD and Guide Sign software Detailed hands‑on experience conducting operational analysis using a variety of analysis and modeling tools specific to support job duties, including HCS, Synchro, VISSIM, and Aimsun Detailed hands‑on experience conducting safety analysis using a variety of safety software tools including Highway Safety Software Proficiency with Microsoft Office, Excel, Word Strong verbal and written skills An attitude and commitment to being an active participant of our employee‑owned culture is a must Location Primary Location: United States, Pennsylvania, Plymouth Meeting Other Locations: United States, Pennsylvania, Philadelphia; United States, Pennsylvania, Mechanicsburg Job Details Industry: Highway + Road | Schedule: Full‑time | Employee Status: Regular | Business Class: Traffic Engineering | Posted: Jan 16, 2026 #J-18808-Ljbffr HDR, Inc.