Senior Traffic Engineer Jobs in Decatur, GA (NOW HIRING)

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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 at AECOM. With 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.

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AECOM -Transportation

As populations grow in the Southeast, so do demands for safe, expedient and cost-effective transportation. AECOM's Southeast Transportation business line partners with our clients to build, modernize and expand transportation projects that carry all our communities into the future - safely and reliably.

We use our extensive knowledge in planning, designing and managing transportation systems - as well as restoring and replacing aging infrastructure - to help our public and private clients find smarter, more advanced ways to move people across cities, countries and continents.

Our integrated approach and social responsibility have earned us the trust of local municipalities, government agencies, commercial clients and public-private partnerships. Our expertise and global reach enable us to deliver high-quality solutions for our clients that pave the way for long-lasting benefits to society.

Big projects. Stable future. Accelerate your career with AECOM!  Join us!

Summary

We are enthusiastically searching for all levels of Traffic Engineers and Designers to join our growing team throughout the southern US. Selected candidates can expect to work on alternative delivery projects, including mega-projects.

Key roles include:

• Junior level, mid-level and senior level Traffic Engineers (including signing & pavement markings and traffic signals)
• Traffic CAD Designers (including signing & marking design and traffic signal design)

Desired skillsets include:

• Experience in large Design/Build or Alternative Delivery projects, specifically highway transportation projects
• Experience with Bentley Microstation and Open Roads
• Experience in signing/pavement marking design
• Experience with traffic signal design
• Experience in signing / pavement marking design.  Experience in Interstate design, and complex interchanges preferred.

Minimum Requirements:

CAD Designers:  

• BS Degree or demonstrated equivalency of education and/or experience

Junior Level Engineers:  

• BS in Engineering + 2 years of related experience or demonstrated equivalency of education and/or experience

Mid-Level Engineers:

• BS in Engineering + 6 years of related experience or demonstrated equivalency of education and/or experience

Senior Level Engineers / Task Leads: 

• BS in Engineering + 10 years of related experience or demonstrated equivalency of education and/or experience

Preferred Qualifications:

• EIT Certification or PE License
• State DOT experience
• Knowledge and prior use of the AASHTO Green Book and Manual on Uniform Traffic Control Devices.

• Sponsorship for US employment authorization is not available now or in the future for this position. 
• Relocation assistance may be available for this role.
• These positions are expected to be hybrid (remote/in-office) and based out of a local AECOM office.

At AECOM, we are committed to maintaining a secure and trustworthy recruitment process and take any fraudulent hiring activity seriously. To support this commitment, all newly hired employees are required to attend an in-person Day 1 onboarding at an AECOM office location as a condition of employment.

About AECOM 

AECOM is proud to offer comprehensive benefits to meet the diverse needs of our employees. Depending on your employment status, AECOM benefits may include medical, dental, vision, life, AD&D, disability benefits, paid time off, leaves of absences, voluntary benefits, perks, flexible work options, well-being resources, employee assistance program, business travel insurance, service recognition awards, retirement savings plan, and employee stock purchase plan. 

AECOM is the global infrastructure leader, committed to delivering a better world. As a trusted professional services firm powered by deep technical abilities, we solve our clients' complex challenges in water, environment, energy, transportation and buildings. Our teams partner with public- and private-sector clients to create innovative, sustainable and resilient solutions throughout the project lifecycle - from advisory, planning, design and engineering to program and construction management. AECOM is a Fortune 500 firm that had revenue of $16.1 billion in fiscal year 2025. Learn more at aecom.com. 

What makes AECOM a great place to work 

You will be part of a global team that champions your growth and career ambitions. Work on groundbreaking projects - both in your local community and on a global scale - that are transforming our industry and shaping the future. With cutting-edge technology and a network of experts, you'll have the resources to make a real impact. Our award-winning training and development programs are designed to expand your technical expertise and leadership skills, helping you build the career you've always envisioned. Here, you'll find a welcoming workplace built on respect, collaboration and community-where you have the freedom to grow in a world of opportunity. 

As an Equal Opportunity Employer, we believe in your potential and are here to help you achieve it. All your information will be kept confidential according to EEO guidelines.