"I have built genuine life-long friendships with colleagues and clients alike. We foster a culture of mutual respect, and are given opportunities to learn and grow." –
Richard Corbett, Water Services Lead, Rockhampton
Balancing the world's need for safe, reliable water with protecting this critical natural resource for the future requires a deep understanding of interconnected systems.
We work with clients across the entire project life cycle — from initial planning studies through final construction and operations and maintenance services — on both traditional and alternative project-delivery options (design-build, public-private partnerships and financing).
With a robust design and construction division, AECOM offers a unique perspective on designing projects that are fully constructible.
Start here.
Grow here.
We have an exciting opportunity for an experienced Drainage Engineer to join our Perth team.
In this role, you'll contribute to flood modelling, drainage, and water resources assessments across diverse projects in transport, defence, mining, and energy transition (including wind, solar, and BESS).
You'll collaborate with multidisciplinary teams locally and nationally, while benefiting from mentoring by industry-leading specialists and opportunities to work across Western Australia and nationally.
This position suits an engineer with 3 - 7 years' post-graduate experience looking to further develop their technical skills in a collaborative consultancy environment.
In this role, you will support the delivery of drainage modelling and design packages for major transport and civil infrastructure projects.
You will work on technically challenging projects that require practical, coordinated, and design-focused solutions across large road corridors.




How you'll make a difference
Undertaking drainage network modelling and design for major road and transport infrastructure projects
Developing and documenting stormwater drainage systems, including pit and pipe networks, longitudinal drainage and corridor drainage solutions
Preparing design models, drawings, calculations and technical reports
Coordinating with broader civil, road, water and multidisciplinary design teams to achieve integrated project outcomes
Supporting the delivery of projects from planning and concept design through to detailed design
Contributing to proposal support and maintaining strong client service outcomes
Continuing to develop your technical skills, project delivery capability and local market knowledge
We are looking for a motivated and technically capable professional who can contribute to project delivery and continue to grow within the team.
The qualities that help you thrive
Experience delivering work within a consulting, design or engineering environment, ideally 3-7 years
Demonstrated experience in drainage network modelling and drainage design, particularly for major transport or road corridor projects
Proficiency in 12d, Drains and AutoCAD
A sound understanding of drainage design principles for linear infrastructure and road corridor environments
Strong written and verbal communication skills




The ability to work effectively within multidisciplinary project team
Familiarity with relevant Australian and Western Australian drainage design standards and guidance
Exposure to hydrologic or hydraulic assessment tools that support drainage design outcomes
The following would be viewed favourably, but are not mandatory:
Experience in Main Roads WA, Department of Defence, local government or other Australian transport authority project environments
Experience coordinating drainage design within larger transport infrastructure projects
Progress toward chartership or professional registration
Why you'll love working with us
Adaptable work arrangements, including alternative start/finish times, part-time, 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?
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: /.

📌 Drainage Engineer (Perth)
🏢 Aecom
📍 Perth