Job Description
Principal Engineer, Water Infrastructure
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Perth, Western Australia, Australia
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Job Description
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What if your work could shape the future of water for generations to come?
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At WSP, you'll tap into global scale, work on landmark projects, and collaborate with some of the brightest minds in the industry. You'll join a culture that values curiosity, innovation, and diverse perspectives—where your ideas matter and your career can be as unique as you are.
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Our Water team in WA is entering a pivotal growth phase. With a newly appointed engineering leader bringing decades of experience from Water Corporation, we're setting a new benchmark in consulting engineering. This is a rare opportunity to build capability from the ground up, lead transformational projects, and play a key role in shaping WSP's WA water infrastructure strategy.
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The Opportunity
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We are seeking a Principal Engineer (Civil / Structural) (Associate and Director-level candidates will also be considered) to provide technical leadership across water and wastewater infrastructure, including:
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Water / Wastewater Treatment
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Project and Design Delivery
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Water-retaining structures and complex assets
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This is a high‐impact leadership role suited to a well‐connected technical leader who thrives on growing teams, influencing clients, and delivering critical infrastructure with robust national backing.
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What You'll Be Driving
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Lead the technical delivery of major water infrastructure projects across WA
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Deliver innovative, practical and future‐ready engineering solutions
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Provide civil/structural leadership across pipelines, pump stations, networks and water‐retaining structures
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Champion Safety in Design, quality, commercial and WHS outcomes
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Play a key role in major pursuits, bids and proposals in the WA water market
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Support business development alongside the Section Executive
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Mentor, coach and grow a high‐performing,



multi‐disciplinary national team
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Collaborate nationally to deliver integrated, high‐value outcomes
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Drive digital engineering and BIM‐enabled delivery
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About You
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You are a respected technical leader with a strong consultancy background and deep experience in water infrastructure.
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You'll bring:
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Degree in Civil or Structural Engineering
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15+ years' experience (Associate level considered with 10+ years)
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Chartered status (CPEng / RPEQ / RPV or equivalent)
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Strong background in water and wastewater infrastructure, including treatment, conveyance and water‐retaining structures (structural)
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Proven leadership on major projects, programs or panels
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Strong client relationships—ideally including Water Corporation
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Experience across D&C; projects and contractor engagement
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Track record in proposals, pursuits and strategic business development
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Experience leading geographically dispersed and hybrid teams
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Passion for mentoring and building technical capability
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Why Choose WSP?
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At WSP, you'll find the scale, stability and opportunity to do the kind of work the world needs—while being supported to grow your career, your way.
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What sets us apart:
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Competitive pay & benefits – including salary continuance insurance and retail discounts
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Flexible work options – part‐time, hybrid working and purchased leave (up to 4 extra weeks)
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Career growth, your way – mentoring, leadership development, secondments and global mobility
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Inclusive culture – where diverse perspectives are welcomed and valued
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Family & life support – up to 16 weeks paid parental leave and return‐to‐work support
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Employee Share Purchase Plan – become a vested partner in WSP's success
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We also welcome applications from candidates seeking flexible arrangements, part‐time hours, or those returning to the workforce.
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Imagine a better future for you — and a better future for us all.
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📌 Principal Engineer, Water Infrastructure (Perth)
🏢 WSP
📍 Perth