Traffic Designer/EIT

HDR; Columbia Township (MO); On-site; USD 52,000 - 75,000; Full time

Job summary

HDR is seeking a Traffic Designer/EIT to support our expanding Midwest transportation practice in Missouri. You will perform multimodal transportation analyses and assist with design and delivery on municipal and larger projects.

As an employee-owned firm, HDR offers a collaborative culture, opportunities to grow, and involvement in meaningful infrastructure that connects communities across the region.

Qualifications

• Bachelor's degree in a relevant field.
• 0-2 years of traffic engineering experience.
• EIT registration or working toward EIT registration.
• Experience with traffic design software and CAD tools.
• Strong verbal and written communication skills.

Responsibilities

• Perform multimodal transportation analyses using microsimulation and deterministic models.
• Design traffic elements including signals, signing/marking, lighting, and ITS.
• Maintain MOT planning and analysis.
• Conduct transportation safety analyses for multimodal contexts.
• Support transportation planning efforts, corridor studies, and traffic impact analyses.

Skills

EIT

Synchro

VISSIM

Microstation

GIS

Python

Microsoft Office

Education

Bachelor's degree

Tools

CAD

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.

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. We bring 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. We are all employee-owners at HDR, which is the foundation of our collaborative culture that connects employees around the world.

HDR is seeking a bTraffic Designer/EIT b to support our expanding practice in the Midwest, with a focus on Missouri and Kansas. The individual in this position provides, supports, and documents multimodal transportation analysis for efforts ranging from small municipal projects to large, complex system interchanges. Key roles on large alternative-delivery (design-build) projects are not uncommon.

Typical activities include:

• Operational analysis using both microsimulation and deterministic models
• Traffic design such as signals, signing/marking, lighting, and ITS
• Maintenance of Traffic (MOT) planning and analysis
• Multimodal transportation safety analyses
• Multimodal analysis; bicycle, pedestrian, and transit studies
• Support for transportation planning efforts
• Corridor studies
• Traffic engineering studies such as speed studies, signal warrants, parking studies, access management, travel time, traffic impact studies, etc.
• Use of large datasets (HERE, INRIX, etc.) to support model-building and multi-modal transportation analysis
• Supporting proposal development for traffic-engineering pursuits.

Preferred Qualifications

• The individual in this position uses analytical tools and software to perform transportation analyses, and contributes technical elements to study reports.
• 0-2 years of relevant experience with traffic engineering and multi-modal analysis.
• EIT registration or working toward EIT registration required
• Experience with traffic operational software such as Synchro and VISSIM, as well as Microsoft Office products.
• Experience with traffic design including signal design/timing.
• Experience with CAD software, especially Microstation – for roadway and/or traffic design.
• Experience with transportation safety analysis.
• Preference given to local candidates
• Experience with GIS and travel-demand forecasting a plus
• Programming skills (VBA, Python, JavaScript, R, MatLab) – especially in support of microsimulation – a plus

Required Qualifications

• Bachelor's degree
• Strong verbal and written skills
• Ability to multitask while working on many projects at once
• 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.

bPrimary Location:United States-Missouri-Kansas City bOther Locations:United States-Missouri-St Louis, United States-Missouri-Columbia, United States-Kansas-Wichita, United States-Missouri-Forsyth, United States-Missouri-Springfield bIndustry:Highway + Road bSchedule:Full-time bEmployee Status:Regular bBusinessClass:Traffic Engineering bJob Posting:Aug 7, 2026

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