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.

Our Values

At MacKay, our values guide how we work, collaborate, and support one another.

• Honesty. We build trust through transparency, integrity, and accountability.
• Dedication. We are committed to the success of our team members, clients, and communities.
• Relationships. We foster lasting connections that strengthen our work and the teams around us.

Who We Are

MacKay is an infrastructure and environmental services firm built on more than 50 years of experience and a growing collective of expertise.

We are in an exciting phase of growth, expanding our reach, strengthening our capabilities, and bringing together talented teams across the country. That growth is creating new opportunities for our employees to take on meaningful work, collaborate across disciplines, and build long-term careers.

Every role at MacKay contributes to the success of our projects and the clients we serve. Whether your work is technical or operational, you are part of a team that delivers quality, builds relationships, and moves projects forward.

We’re looking for dedicated, talented individuals who deliver excellence, thrive in collaborative environments, and value both meaningful work and work-life balance. If this sounds like you, we’d like to hear from you.

Please note that the salary information shown below is a general guideline only. Salaries are based upon candidate experience and qualifications, as well as various market and business considerations.