Transportation Project Engineer III/IV
$83,200–$124,800 year
On-siteSt. Louis, Missouri, United States
Job Summary
Lead or contribute significantly to the design and delivery of transportation projects, including roadway geometrics, intersections, pedestrian facilities, drainage, and traffic control. Develop and review engineering plans, models, and calculations using MicroStation/OpenRoads and/or AutoCAD Civil 3D. Prepare design reports, cost estimates, technical memos, specifications, and milestone submittals for DOT, LPA, or municipal agencies. Oversee and guide junior engineers, providing mentorship, task coordination, and quality review of design documents. Coordinate with project managers, clients, subconsultants, utilities, and permitting agencies to ensure project requirements and schedules are met. Perform advanced engineering analyses, troubleshoot design challenges, and propose effective technical solutions. Support or lead project planning, scope development, and discipline-level budgeting as experience allows. Participate in QA/QC reviews and ensure compliance with relevant DOT, municipal, and industry standards. Conduct occasional field investigations, site reviews, or construction support activities. Requires a PE license, 5–12+ years of experience, and proficiency with Civil 3D.
Required Qualifications
- Bachelor's degree in Civil Engineering or related discipline
- Typically 5–12+ years of experience in transportation or roadway engineering with demonstrated technical competency
- Proficiency with MicroStation/OpenRoads and/or AutoCAD Civil 3D, including advanced geometric design and plan development
- Strong understanding of DOT, LPA, or municipal design standards, processes, and submittal requirements
- Ability to produce, review, and refine engineering calculations, design packages, cost estimates, and technical documents
- PE license required
- Ability to serve as Engineer of Record or lead discipline tasks at the IV level
- Proven ability to mentor junior staff, coordinate tasks, manage portions of projects, and communicate effectively with clients and internal teams
- Strong analytical, problem-solving, and decision-making skills with the ability to work independently on complex assignments
Desired Qualifications
- Master's preferred for higher-level roles
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