Principal / Director Level Mechanical Engineer - Water Infrastructure

- Full-time
- Business Group: DCS
- Legal Entity: AECOM Australia Pty Ltd
- Business Line: Water
- Work Location Model: Hybrid
- Operating Group: International
- Primary Location: AU - Brisbane, QLD

“Having worked over 20 years, in both consultancies and council, my experience working at AECOM has been refreshing and motivating” – Dominique Keirens, Technical Director – Water Gold Coast, QLD

Come grow with us.

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.

AECOM’s Water Infrastructure group is growing and is currently seeking an engaging and collaborative Mechanical Engineer to join our South-East Queensland team.

This role will give you the opportunity to network across all areas of the business and with our leading specialists in Australia and New Zealand and globally, building your professional profile and carving a career pathway that will make a difference.

How you’ll make a difference

- Lead and review mechanical design delivery across major water, wastewater, and conveyance projects.




- Ensure technical and delivery excellence, maintaining the highest standards of quality, safety, governance, and client satisfaction.
- You will guide and mentor engineers and designers, contributing to the growth of our talent pipeline whilst focusing on technical excellence.
- Build and maintain strong relationships working with various clients across a range of sectors.

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.

The qualities that help you thrive

- A relevant tertiary degree, CPEng & RPEQ.
- Extensive mechanical design experience in water and/or wastewater projects within a dynamic consulting and design environment.
- Proven ability to lead complex projects and multidisciplinary teams, using strong commercial acumen and business analysis skills to deliver successful outcomes.
- Exceptional written and verbal communication skills with an ability to build relationships and engage with a diverse range of stakeholders at varying levels.
- Commercial and strategic acumen, with the ability to make informed decisions that balance profitability, efficiency,



and market insight.

Why you’ll love working with us

- Flexible 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.

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.

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.

Join us, and you’ll get all the advantages 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.

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📌 Principal / Director Level Mechanical Engineer - Water Infrastructure (Brisbane City)
🏢 AECO
📍 Brisbane City