Come grow with us.
AECOM is involved in the most interesting and challenging transport infrastructure projects that are shaping the landscape around us and defining the future of Australia and NZ. We live and breathe culture, making sure our lives are integrated with our professional development and we actively enjoy the journey.
Our teams work collaboratively across the world and our transportation experts leverage local knowledge and global capability to help clients navigate challenges and build a better world. Our expertise in planning, designing, and managing transportation systems allows us to help public and private clients move people and goods in smarter, more advanced, and sustainable ways.
Everyone belongs at AECOM
We’re committed to diversity, equity, inclusion, and belonging - because great ideas come from diverse perspectives. AECOM is proud to be a Fortune 500 Most Admired Company, a WGEA Employer of Choice for Gender Equality, #Work180 Equitable Workplace Awards 2025 Winner and an AWEI Bronze Tier LGBTQ+ Inclusive Employer.
Bring your expertise to the roads that connect Western Australia.
We are seeking a Principal Highways Engineer to lead engineering delivery on medium to large road and highway projects.
As a senior technical specialist, you will guide design teams, resolve complex engineering challenges and provide trusted advice to clients. You will combine hands-on technical expertise with responsibility for design quality, engineering budgets and schedules, helping teams deliver practical solutions that meet project requirements.
How you’ll make a difference
Serve as lead engineer highway projects, guiding technical delivery and coordinating multidisciplinary design interfaces.
Provide specialist highways engineering input into feasibility studies, concept development and detailed design.
Review, approve and sign off engineering deliverables within your area of expertise and delegated authority.
Undertake quality control reviews of work prepared by others, ensuring technical accuracy and compliance with relevant standards.
Develop and present complex technical solutions to clients, explaining design decisions, risks and recommendations clearly.
Prepare engineering budget and schedule estimates, defining the scope and resources required for delivery.
Contribute to technical proposals, including methodology, scope, fee estimates and programme development.
Support engineers through technical guidance, constructive design reviews and knowledge sharing.
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.
What are we looking for from you?
A Bachelor of Civil Engineering or an equivalent recognised qualification.
Extensive experience in highways engineering, with demonstrated technical leadership on medium to large infrastructure projects.
Strong expertise in road and highway design, including geometric design and coordination of civil, drainage, pavement, traffic and structural interfaces.
Experience delivering Main Roads WA projects and applying MRWA requirements, Austroads guidelines and relevant Australian Standards.
Proven ability to review and approve engineering work, exercise sound technical judgement and maintain design quality.
Experience developing engineering budgets, schedules and technical proposals.
Strong communication skills, with the ability to present complex engineering solutions and build trusted client relationships.
A collaborative approach to leading technical delivery and developing the capability of others.
Chartered Professional Engineer status will be highly regarded.
Why you’ll love working with us
Flexible work arrangements, including alternative start/finish times, job-sharing and hybrid work options
Purchase up to 6 weeks additional annual leave per year
Volunteer and representation leave
Flex public holidays – swap Easter or other holidays for ones that suit you better
Ready to push the limits of what’s possible?
We welcome applications from individuals of all backgrounds, including those with disabilities, additional health or mental health needs, and/or neurodiverse conditions. If you require any adjustments during the hiring process, please let us know.
Applications are reviewed as they come in, and the role may close earlier than expected, so if this opportunity sounds like you, we encourage you to apply as soon as possible.
Learn more about life at AECOM: LinkedIn, Facebook , Instagram, X, YouTube - explore our AECOM voices, employee stories, latest projects, and much more!
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.