Senior Traffic Engineer

HDR; Ann Arbor (MI); On-site; USD 110,000 - 170,000; Full time

Job summary

HDR is seeking a senior traffic engineer to lead the design and delivery of roadway, signing, pavement marking, and traffic management plans. You will oversee traffic control during construction and act as a technical expert on major projects, guiding teams of professionals and technicians.

You will bring extensive ITS and traffic engineering experience, a PE license, and strong communication skills to collaborate across disciplines.

Qualifications

• Bachelor's degree in a related field.
• Professional Engineering license (PE) or equivalent.
• 10+ years of ITS and traffic engineering experience for urban and rural highways, interchanges and intersections.
• Knowledge of state and federal transportation regulations.
• Proficiency with Microsoft Office and traffic software tools.
• Experience with HCS, CORSIM, Synchro/SIM Traffic or similar packages.
• Strong oral and written communication, presentation skills, and teamwork.

Responsibilities

• Provide design oversight for roadway, signing, pavement marking, traffic signals, work zone mobility, and traffic management system design plans.
• Assist in overseeing traffic control and maintenance of traffic during construction phases.
• Serve as a technical expert on projects with significant impact to company programs.
• Organize and supervise work of professionals and technicians as needed.
• Serve as project manager on larger projects as needed.
• Perform other duties as required.

Skills

Communication skills

Team collaboration

Presentation skills

Attention to detail

Education

Bachelor's degree

Master's degree

Tools

HCS

CORSIM

Synchro/SIM Traffic

MS Office

Job description

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: https://www.hdrinc.com/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.

Responsibilities

• Provide design oversight for the production of roadway, signing, pavement marking, traffic signals, work zone mobility, and traffic management system design plans; intersection design; capacity and signal warrant analyses; and traffic safety studies.
• Assist in providing oversight of the traffic control and maintenance of traffic for the construction phase of a project.
• Serve as a technical expert with recognized authority in an area of specialization that resolves problems of greater scope and complexity while planning and developing projects or design activities that have significant impact on major company programs.
• Organize and supervise work of professionals and technicians as needed.
• Serve as project manager on larger projects, though project management is not the sole focus of the position as needed.
• Perform other duties as needed.

Preferred Qualifications

• Master's Degree
• Professional Traffic Operations Engineer (PTOE), Road Safety Professional (RSP) or similar industry certification
• Michigan Department of Transportation or Michigan municipal experience is a plus
• Diverse experience such as traffic safety, ITS, roadway design, or construction is a plus

Required Qualifications

• Bachelor's degree
• A minimum of 10 years' experience in ITS and traffic engineering for urban and rural highways, major and minor interchanges and intersections
• Requires professional engineering license recognized by the licensing board for the location of the position offered. Example: Professional Engineer (PE or P.Eng) license.
• Knowledge of regulations of state and federal transportation agencies
• Proficiency with Microsoft Office
• Experience using HCS, CORSIM, Synchro/SIM Traffic and other software packages
• Strong oral and written communication skills, presentation skills and ability to work in a team environment
• An attitude and commitment to being an active participant of our employee-owned culture is a must

What We Believe

HDR is our company. Together, we build on each other's life experiences and perspectives to make great things possible every day. This shapes our collaborative culture, encourages organizational trust and connects us closer to the clients and communities we serve.

Our Commitment

As employee owners, we all have a role in creating an inclusive environment where each of us is welcomed, valued, respected, and empowered to bring our authentic selves to work every day.

Our eight Employee Network Groups (Asian Pacific, Black, Hispanic/Latino(a), LGBTQ+, People with Disabilities, Veterans, Women, Young Professionals) help create a sense of belonging and foster a supportive environment where everyone is empowered to engage and contribute. Each group has an executive sponsor and is open to all employees.

Primary Location: United States-Michigan-Ann Arbor
Other Locations: United States-Michigan-Lansing
Industry: Highway + Road
Schedule: Full-time
Employee Status: Regular
Business Class: Traffic Engineering
Job Posting: Jul 15, 2026

At HDR, we are committed to the principles of employment equity. We are an affirmative action and equal opportunity employer. We consider all qualified applicants, regardless of criminal histories, arrest and conviction records. https://www.hdrinc.com/equal-employment-opportunity-employer