Highways & Traffic Engineer

Job Description

Start here. Grow here

Shape the Future of Transport in Wales – Join AECOM as a Highways & Traffic Engineer in Cardiff

Are you ready to make a tangible impact on the streets and communities of South Wales? AECOM’s Cardiff-based Streets team is looking for a talented and driven Engineer to help design and deliver innovative traffic engineering and urban realm projects. From concept to construction, you’ll play a key role in shaping safer, more sustainable, and people-friendly transport networks for local authorities and national clients.

As part of a collaborative and multi-disciplinary team, you’ll contribute to high-profile projects for clients such as Transport for Wales, Cardiff Council, Swansea Council, Newport City Council and key regional frameworks including SWTRA, South West & Mid Wales Regional CES, and SEWTAPS. Whether it’s improving cycling infrastructure, calming traffic in busy neighborhoods, or enhancing public spaces, your work will directly improve how people move and live.

Here’s what you’ll do:

As an Engineer in our Cardiff Streets team, you’ll be involved in the full project lifecycle—from feasibility through to detailed design and delivery. You’ll work on a diverse portfolio of traffic engineering, local transport, and urban realm schemes, collaborating with multidisciplinary teams and contributing to projects that make a real difference to communities.

Key Responsibilities:

• Develop preliminary and detailed designs for traffic engineering, streetscape, and local highway schemes.
• Prepare high-quality technical outputs including drawings, reports, and specifications.
• Ensure all designs meet relevant standards, regulations, and client expectations.
• Collaborate with engineers, planners, and technicians across AECOM’s business lines.
• Support and mentor team members, helping to delegate and coordinate tasks.
• Deliver work to agreed timescales, budgets, and quality standards.
• Promote and apply Health & Safety best practices, including CDM responsibilities.
• Provide regular updates to the Principal Engineer or Project Manager on project progress.

What We’re Looking For

We’re seeking a proactive and technically capable engineer who is passionate about improving transport infrastructure and public spaces. You’ll bring a mix of design expertise, communication skills, and a collaborative mindset

Come grow with us.

Let's not forget about the perks at AECOM. You'll enjoy a range of core and personalised benefits designed to support your future and well-being, customized to fit your lifestyle. Take advantage of our flexible hybrid working model to ensure a work-life balance that suits your lifestyle , career development opportunities, technical practice networks, AECOM University, and volunteering days

If you’re looking for a place where your ambition meets endless possibility, AECOM is where your next big leap begins.

We celebrate diversity, including neurodiversity, and believe it enriches our team. We welcome applications from all backgrounds and abilities. If you are an applicant with a disability that requires reasonable accommodation to complete the application process, please contact us at [email protected]

At AECOM, we value everyone's unique contributions and perspectives. If you meet some of the requirements above or have transferable skills you believe would benefit us, we would be delighted to hear from you!

Qualifications

• Experience in developing feasibility, preliminary, and detailed designs for local roads and traffic schemes.
• Familiarity with design elements such as alignment, drainage, pavements, road restraint systems, signage, and markings.
• Knowledge of cycling infrastructure, traffic calming, junction design, and footway/carriageway improvements.
• Understanding of relevant design standards including TSRGD, Manual for Streets, DMRB, and the Traffic Signs Manual.
• Awareness of Health & Safety and CDM regulations.
• Proficiency in AutoCAD and Microsoft Office.

Preferred Qualifications:

• BSc, BEng, or MEng in Civil Engineering or a related discipline.

Additional Information

Interested in the role or curious about life at AECOM? Follow us on LinkedIn, Facebook, Instagram, and YouTube to explore our AECOM voices, employee stories, latest projects, and much more! #STAP

For further information about the role, reach out to the recruiter on LinkedIn Siobhan Osborne

About AECOM

AECOM is the world’s trusted infrastructure consulting firm, delivering professional services throughout the project lifecycle – from advisory, planning, design and engineering to program and construction management. On projects spanning transportation, buildings, water, new energy and the environment, our public- and private-sector clients trust us to solve their most complex challenges. Our teams are driven by a common purpose to deliver a better world through our unrivaled technical and digital expertise, a culture of equity, diversity and inclusion, and a commitment to environmental, social and governance priorities. AECOM is a Fortune 500 firm and its Professional Services business had revenue of $16.1 billion in fiscal year 2025. See how we are delivering sustainable legacies for generations to come at aecom.com and @AECOM.

Freedom to Grow in a World of Opportunity 

You will have the flexibility you need to do your best work with hybrid work options. Whether you’re working from an AECOM office, remote location or at a client site, you will be working in a dynamic environment where your integrity, entrepreneurial spirit and pioneering mindset are championed.

You will help us foster a safe and respectful workplace, where we invite everyone to bring their whole selves to work using their unique talents, backgrounds and expertise to create transformational outcomes for our clients.

AECOM provides a wide array of compensation, benefits and well-being programs to meet the diverse needs of our employees and their families. We’re the world’s trusted global infrastructure firm, and we’re in this together – your growth and success are ours too.

Join us, and you’ll get all the benefits of being a part of a global, publicly traded firm – access to industry-leading technology and thinking and transformational work with big impact and work flexibility. As an Equal Opportunity Employer, we believe in each person’s potential, and we’ll help you reach yours.

We are a Disability Confident Employer and will offer an interview to applicants who have a disability or long-term condition, who meet the minimum/essential criteria for the role. Please let us know using this email address [email protected]  if you would like to apply through the Disability Confident Interview Scheme.

All your information will be kept confidential according to EEO guidelines.