At AECOM, we are the world’s trusted infrastructure consulting firm, delivering professional services throughout the project lifecycle – from advisory, planning, design and engineering to programme 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.

Job Description

How you’ll make a difference

In this role, you’ll join a multidisciplinary Water Resources team and contribute to drainage network modelling and design, 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 NSW and throughout Australia. This position would likely suit 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 mainly 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.

What you'll be doing





- 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 solid client service outcomes
- Continuing to develop your technical skills, project delivery capability and local market knowledge

Qualifications

Required qualifications and experience include:

- 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 drainage design standards and guidance




- Exposure to hydrologic or hydraulic assessment tools that support drainage design outcomes

Additional Information

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

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.

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.

AEA acknowledges the Traditional Owners and Custodians of the land 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: AECOM

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📌 Drainage Engineer (Sydney)
🏢 Aecom
📍 Sydney