Mechanical Engineer (Water Infrastructure)

What if you could do the kind of work the world needs?

At WSP, you can access our global scale, contribute to landmark projects and connect with the brightest minds in your field to do the best work of your life. You can embrace your curiosity in a culture that celebrates new ideas and diverse perspectives. You can experience a world of opportunity and the chance to shape a career as unique as you.

Join WSP’s Water Team in NSW

We’re not just managing water—we’re transforming how the world interacts with it. At WSP, we partner with governments, utilities, investors, and developers to deliver future-ready, sustainable water solutions. From network design and treatment infrastructure to advanced digital engineering and planning, we’re driving change that matters—and we’re just getting started.

With a strong pipeline of projects and momentum building for the next four years, we’re expanding nationally. With key projects acrss Sydney Water, WaterNSW and Hunter Water, we’re looking for a forward-thinking Mechanical Design Engineer to join our team and collaborate with talented colleagues across Australia.

What You’ll Do

Depending on your experience, you will:

• Drive technical quality in water and wastewater infrastructure design projects
• Produce mechanical and hydraulic designs across the full project lifecycle
• Manage design on a range of projects or program work packages
• Contribute to improved client satisfaction and project outcomes
• Assist in project and design management as needed
• Mentor emerging team members and collaborate nationally

About You

• Bachelor’s degree in Mechanical Engineering
• Eligible and/or working towards CPEng
• Proven experience in engineering consultancy or design roles (water industry experience advantageous)
• Technical skills in water/wastewater conveyance and treatment
• Experience in hydraulic design, pump station design, CFD, and pipe stress analysis
• Proficiency in equipment selection and specification
• Familiarity with Plant 3D or Inventor (advantageous)
• Knowledge of CHAIR, HAZOP, and Safety in Design practices
• Strong communication skills and ability to prepare technical reports

Why Choose WSP?

We’re committed to creating a workplace where you feel supported, heard, and empowered to grow their careers.

Here’s what sets us apart:

• Competitive pay – Your talent deserves top-tier recognition.
• Inclusive team culture – Be part of a team that celebrates diverse voices and perspectives
• Career pathways designed for you – With mentoring, leadership development, and secondment opportunities
• Flexible work options – Because life doesn’t stop when work starts
• Purpose-driven projects – Your work helps shape healthier, more resilient communities
• Support for returning professionals – We welcome candidates re-entering the workforce
• Family first – Get up to 16 weeks of paid parental leave.
• Take the break you need – Option to buy an extra 4 weeks of leave each year.
• Go places—literally – Explore domestic and global mobility opportunities.

Imagine a better future for you and a better future for us all.

Join our close-knit community of talented individuals who share your passion for making a positive impact. Our global team includes more than 69,000 employees, working together to make a difference in communities both close to home and around the world.

An employee Share Purchase Plan is available to all our permanent employees who wish to become owners and vested partners in WSP’s collective success. To find out more about our commitment to the health and wellbeing of our people, and the programs we’ve designed to help you thrive, go to our Employee Benefits page.

This is your opportunity to make a real difference—on your terms, with your vision, and alongside a team that shares your ambition.

Because with us, you can. Apply today.

🔎 Questions? Let’s talk.

For a confidential chat about this role—or other opportunities in our Water Group—reach out to Carmina Navalta from our Talent Acquisition Team.