Bridge CAD/BIM Designer - 2D/3D Modeling

HDR, Inc.; St. Louis (MO); On-site; USD 70,000 - 90,000; Full time

Job summary

HDR is seeking a Bridge CAD/BIM Designer in the Bridge Group in St. Louis, MO. You will work under a Bridge Engineer to produce 2D bridge plans in MicroStation with some 3D, assist in discipline model development, and deliver accurate modeling outputs and documentation.

The role requires proficiency in 3D design software, strong communication, and a basic understanding of engineering concepts, with a focus on precise drafting, modeling, and coordination across teams.

Qualifications

• Technically qualified with 3D design software and document management infrastructure.
• Competency of Microsoft Office products and communication tools.
• Excellent communication skills, attention to detail, and organizational traits are essential.
• Basic understanding of engineering or architectural concepts.

Responsibilities

• Work for the Bridge Group, under the direct supervision of a Bridge Engineer, or other technical professional.
• 2D bridge plan emphasis in Microstation with some 3D.
• Assist in the development of the discipline model, with direct from the Digital Design or Engineering staff.
• Responsible for assisting with the creation of the discipline model, systems, content, and overall digital delivery output for that discipline.
• Accurately draft and model elements in the correct special constraints of the modeling environment, using the current software.
• Prepare detailed drawings, layouts, & diagrams of the design using the current software.
• Maintain the discipline model including project information, coordinates, scales, orientations, scope boundaries, match-lines, views, and sheets.
• Produce discipline specific documentation with accurate annotations on all modeling output.

Skills

3D design software

Microsoft Office

Communication skills

Engineering concepts

Tools

MicroStation

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.

In the role of Bridge CAD/BIM Designer, we'll count on you to:

• Work for the Bridge Group, under the direct supervision of a Bridge Engineer, or other technical professional.
• 2D bridge plan emphasis in Microstation with some 3D.
• Assist in the development of the discipline model, with direct from the Digital Design or Engineering staff
• Responsible for assisting with the creation of the discipline model, systems, content, and overall digital delivery output for that discipline
• Accurately draft and model elements in the correct special constraints of the modeling environment, using the current software
• Prepare detailed drawings, layouts, & diagrams of the design using the current software
• Maintain the discipline model including project information, coordinates, scales, orientations, scope boundaries, match-lines, views, and sheets
• Produce discipline specific documentation with accurate annotations on all modeling output

#LI-EV1

Required Qualifications

• Technically qualified with 3D design software and document management infrastructure
• Competency of Microsoft Office products and communication tools
• Excellent communication skills, attention to detail, and organizational traits are essential
• Basic understanding of engineering or architectural concepts

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

Primary Location

: United States-Missouri-St Louis

Other Locations

Industry

: Bridges

Schedule

Schedule

: Full-time

Employee Status

Employee Status

: Regular

BusinessClass : Bridges and Structures

Job Posting

Job Posting

: Jul 31, 2026

At HDR, we are committed to the principles of employment equity.

We are an Affirmative Action and Equal Opportunity Employe r.

We consider all qualified applicants, regardless of criminal histories, arrest and conviction records.

Ready to learn more? Let's work together to make great thingspossible.

We design solutions to the world's greatest challenges. We'realways looking for great talent to join our global teams.