Principal Traffic & Transport Engineer

Work with Us. Change the World.

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.

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

Job Description

AECOM’s Transport Planning and Traffic Engineering teams are continuing to grow across both South East Queensland (SEQ), with a strong pipeline of major transport infrastructure, precinct development and city-shaping projects already underway across SEQ and the broader Queensland and ANZ region.

From road and motorway upgrades to integrated transport planning, active transport, precincts and complex multidisciplinary infrastructure projects, our teams are helping shape how communities move now and into the future.

As momentum continues to build, we’re looking to connect with experienced Principal Traffic & Transport Engineers who enjoy solving complex challenges, leading technical delivery and mentoring the next generation of engineers and planners.

How you’ll make a difference

A day in the life of a Principal Traffic & Transport Engineer involves a mix of technical leadership and people leadership, including:

• Solving complex technical challenges on multidisciplinary transport and infrastructure projects
• Coaching and mentoring our talented professionals and graduates
• Working closely with clients to shape solutions and deliver project outcomes
• Managing project delivery to ensure quality, efficiency and strong results
• Planning future pursuits and supporting work winning
• Building and strengthening client relationships
• Continuing to grow technical skills across the transport engineering discipline (e.g. impact assessment, road safety, transport design, operational modelling) and leadership skills

Qualifications

The qualities that help you thrive

The following qualifications and experience are highly desired, but if you don’t tick all the boxes you could still be a perfect fit for this role. Please apply, all applications will be considered.

• A degree in Transport or Traffic Engineering, Transport Planning (or a related field)
• 10-15+ years of experience in transport and/or traffic engineering or planning.
• Proven leadership in delivering a range of transport projects such as Business Cases, Options Analysis, Transport Impact Assessments, Road/Corridor/Network Strategies and Road Safety Assessments with a solid understanding of the relevant TMR guidelines.
• Demonstrated ability to develop preliminary transport infrastructure designs (e.g. transport/road upgrades, active travel etc.) aligned with applicable local and national standards, such as the relevant TMR and local Council guidelines.
• Demonstrated ability to manage small to medium size transport projects and lead multi-disciplinary teams
• A strong local industry network and excellent communication skills to win work, and a keen interest in mentoring junior staff.

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.

AECOM acknowledges the Traditional Owners and Custodians of the lands on which we, our clients and our communities live and work around Australia. We pay our respects to their cultures and to their Elders — past, present, and emerging. We are committed to connecting to Country in our work through meaningful engagement with First Nations peoples and businesses.  Find out more about our Australian Reconciliation Action Plan here: https://aecom.com/au/our-vision-for-reconciliation/.

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 culture of equity, diversity and inclusion – 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 and benefits programs to meet the diverse needs of our employees and their families. We also provide a robust global well-being program. 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.