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Project Engineer - Transportation (Traffic/Field) in Sun Prairie

Date Posted: 05 November 2026

Job Snapshot

Job Description

Our client, an established, 100% employee-owned multidisciplinary engineering firm serving communities across the Midwest, is growing its South Central Wisconsin transportation team (Sun Prairie, WI | Permanent - Full-time). You'll work on roadway, highway, intersection and municipal infrastructure projects for public-sector clients.

What you'll do (Project Engineer - Traffic):

  • Transportation design: CAD and 3D design for intersection, roadway and highway improvement projects
  • Traffic studies, intersection capacity and traffic-operations modeling, and clear technical reports
  • Prepare design plans, calculations and project deliverables
  • Support traffic counts, GIS reporting and field investigations; work with PMs and the public

What we're looking for (Project Engineer - Traffic):

  • Bachelor's in Civil Engineering (ABET); transportation/traffic emphasis preferred
  • 4+ years of post-grad traffic and/or roadway/intersection design experience
  • PE license required
  • Authorized to work in the U.S. without sponsorship

What you'll do (Project Engineer - Field):

  • Act as the firm's field representative on transportation and municipal infrastructure projects
  • Construction observation and inspection for compliance with plans, specs, permits and contracts
  • Daily reports, quantities, materials and testing review
  • Coordinate with contractors, owners, utilities and agencies to resolve field issues

What we're looking for (Project Engineer - Field):

  • Bachelor's in Civil Engineering (ABET)
  • 4+ years of engineering or construction observation experience
  • PE preferred, or ability to obtain
  • Authorized to work in the U.S. without sponsorship

Why join:

  • Base salary $79,000-$126,500, depending on experience
  • Immediate ownership stake through the firm's employee stock ownership plan
  • Flex-time program and real work/life balance
  • In-house experts across disciplines, mentorship and clear growth paths

GPAC is the recruiting partner for this confidential search. All inquiries are handled discreetly.

Interested? Contact Jennifer Lefforge, GPAC / Email: jennifer.lefforge@gogpac.com / Phone: 605.679.4541

All qualified applicants will receive consideration without regard to race, age, color, sex (including pregnancy), religion, national origin, disability, sexual orientation, gender identity, marital status, military status, genetic information, or any other status protected by applicable laws or regulations. GPAC (Growing People and Companies) is an award-winning search firm specializing in placing quality professionals within multiple industries across the United States since 1990. We are extremely competitive, client-focused and realize that our value is in our ability to deliver the right solutions at the right time.

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