At MacKay, we believe great people are the foundation of our growth and success.

We are in an exciting phase of expansion, creating new opportunities for our employees to take on meaningful work, collaborate across disciplines, and build long-term careers. Whether your role is technical or part of our support services team, you play an important role in delivering high-quality work and helping our projects succeed.

For nearly 70 years, Lowe Engineers has built a reputation for engineering excellence, trusted relationships, and exceptional client service throughout the Southeast.

Now, as Lowe Engineers, A Part of MacKay, we're building on that legacy as part of a growing national infrastructure and environmental services firm.

This partnership creates new opportunities for our employees to collaborate across disciplines, work on meaningful projects, and build long-term careers while continuing to serve clients with the quality and responsiveness Lowe is known for.

We are seeking a full-time Senior Project Manager to join our Traffic Engineering team across a variety of projects. This role is open to candidates who can be based out of any of the offices within the current MacKay footprint.

Key Responsibilities:

Develop scope and fee for new project proposals
Assist in RFP/RFQ write-ups
Manage project schedules and budgets, including invoicing, and assist in A/R collection efforts
Work directly with clients, providing project updates and schedules
Attend public meetings/council meetings for projects as required
Lead and conduct comprehensive traffic analyses, including Traffic Impact Studies (TIS), Developments of Regional Impact (DRI), intersection, and corridor studies.
Perform traffic signal design, timing optimization, and diagnostic signalization studies.
Evaluate and design pedestrian, bicycle, and parking systems, including specialized university-campus pedestrian studies and localized parking analyses.
Author and maintain technical guidelines, including Bicycle, Pedestrian, and Temporary Traffic Control manuals.
Utilize advanced engineering software, including Synchro 11 / SimTraffic 11, Sidra Intersection 9, and HCS 7, to model and analyze traffic flow.

Minimum Qualifications:

Bachelor’s degree in civil or traffic engineering
7 years of recent experience in traffic or transportation engineering.
Professional Engineer (PE) License
Synchro 11 / SimTraffic 11
Sidra Intersection 9
HCS 7
MUTCD and GDOT design guidelines/standards
Microsoft Excel, Word, PowerPoint, and Teams.

Preferred qualifications:

MicroStation
AutoCAD Civil 3D
VISSIM

Why Join Lowe Engineers — A Part of MacKay?

The best of both organizations

Join a team with nearly 70 years of engineering excellence and trusted client relationships, backed by the resources, expertise, and opportunities of a growing national firm.

A people-first culture

At MacKay, we put people first. We are committed to creating an environment where employees can grow, contribute, and do their best work. We support well-being, encourage balance, and create space for people to succeed both professionally and personally.

Meaningful work and real impact

Our teams take on complex infrastructure and environmental challenges that support critical systems and shape the places where people live and work. Every role contributes to delivering that work and making it successful.

Growth and opportunity

We are in an exciting phase of growth, expanding across geographies, services, and markets. That growth creates opportunities for our employees to take on new challenges, build their careers, and contribute in new ways as the company evolves.

A strong and trusted foundation

Built on more than 50 years of experience, MacKay has developed a reputation for quality work, strong relationships, and dependable results. You’ll be part of a team with a solid foundation and a clear direction for the future.

Opportunities to share in success

We provide opportunities for employees to participate in ownership and build long-term financial value as the company grows.