Senior Roadway​/Highway Design Engineer - Associate Technical Lead

Company Description

At AECOM, we're delivering a better world. Whether improving your commute, keeping the lights on, providing access to clean water, or transforming skylines, our work helps people and communities thrive. We are the world's trusted infrastructure consulting firm, partnering with clients to solve the world’s most complex challenges and build legacies for future generations.

There has never been a better time to be h accelerating infrastructure investment worldwide, our services are in great demand. We invite you to bring your bold ideas and big dreams and become part of a global team of over 50,000 planners, designers, engineers, scientists, digital innovators, program and construction managers and other professionals delivering projects that create a positive and tangible impact around the world.

We're one global team driven by our common purpose to deliver a better world. Join us.

Are you a Senior Roadway/Highway Designer seeking a position that offers strong opportunities for professional growth in transportation design, particularly working on SCDOT projects that impact the region’s infrastructure?

AECOM is seeking an experienced Senior Roadway/Highway Design Engineer who has specific familiarity with the South Carolina Department of Transportation (SCDOT) design standards, manuals and processes to join our roadway design team out of our Columbia, SC office. The Senior Roadway/Highway Design Engineer will perform design of highway/roadway projects from preliminary through final construction plan stages, prepare right-of-way (ROW) plan sets, coordinate utility relocations, and produce technical design deliverables in accordance with SCDOT and AASHTO standards.

This role can be worked on a hybrid basis from our Columbia, SC office.

Our AECOM Carolinas Transportation group offers the potential to advance to Senior Designer‑Technical Lead or Project Manager roles, lead multi‑discipline teams and take on higher‑profile highway/bridge projects.

• Prepare and review roadway design plans including alignments, typical sections, cross‑sections, profiles and geometric layouts consistent with SCDOT’s Roadway Design Manual and Plan Preparation Guide.
• Develop and document design calculations for roadway geometry, drainage systems, earthwork, pavement design, slopes, and other roadway features.
• Produce construction plans, specifications and cost estimates (PS&E) for state and local roadway projects, including maintenance of traffic (MOT), signing & pavement marking, and right‑of‑way plan development.
• Coordinate subsurface utility engineering (SUE) activities, utility relocations, right‑of‑way acquisitions and provide input for related plan sheets.
• Use CAD/design software (Micro Station, GEOPAK/Open Roads, Civil3D, etc.) to prepare and finalize plan sets, profiles, cross sections and quantity summaries.
• Collaborate with multi‑discipline teams (traffic, drainage/hydraulics, bridge/structures, survey, environmental) to ensure integrated design solutions.
• Conduct field reviews, attend stakeholder meetings, assist with public information meetings and interface with SCDOT, consultants and contractors as necessary.
• Perform quality control checks on design deliverables to ensure adherence to internal standards and SCDOT policies.
• Mentor junior engineers and technicians; assist in project scheduling, resource management and client/agency coordination.
• Stay current on SCDOT, AASHTO and FHWA policies, manuals and industry best practices; maintain awareness of emerging roadway design tools and processes.

• Office environment with periodic field visits to project sites (construction, surveying, field review).
• Some travel within South Carolina may be required.
• Occasional after‑hours or high‑priority deadlines on state projects may necessitate extended hours.

• Bachelor’s degree in Civil Engineering plus 6 years of roadway/highway design experience with exposure to state DOT projects or demonstrated equivalency of experience and/or education
• Familiarity with SCDOT roadway design manuals and…