Principal Engineer, Water Infrastructure

WSP; Western Australia; On-site; AUD 120,000 - 150,000; Full time

Benefits offered by this job

Competitive pay & benefits

Flexible work options

Career growth opportunities

Inclusive culture

Paid parental leave

Employee Share Purchase Plan

Job summary

A leading engineering consultancy in Perth, Australia is seeking a Principal Engineer for Water Infrastructure to lead major projects and deliver innovative engineering solutions. Candidates should have a degree in Civil or Structural Engineering and significant experience in the field, including leadership roles on water and wastewater projects. This position offers competitive pay, flexible work options, and career growth opportunities within a supportive environment.

Qualifications

• 15+ years' experience in water and wastewater infrastructure.
• Strong consultancy background and experience in leading projects.
• Passion for mentoring and building technical capability.

Responsibilities

• Lead delivery of major water infrastructure projects.
• Provide civil/structural leadership across various assets.
• Develop innovative engineering solutions.

Skills

Leadership

Water infrastructure

Civil engineering

Client relationship management

Mentoring

Education

Degree in Civil or Structural Engineering

Chartered status (CPEng / RPEQ / RPV or equivalent)

Job description

Principal Engineer, Water Infrastructure

Perth, Western Australia, Australia

Job Description

What if your work could shape the future of water for generations to come?

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.

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.

The Opportunity

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:

• Water / Wastewater Treatment
• Project and Design Delivery
• Water-retaining structures and complex assets

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 strong national backing.

What You’ll Be Driving

• Lead the technical delivery of major water infrastructure projects across WA
• Deliver innovative, practical and future‑ready engineering solutions
• Provide civil/structural leadership across pipelines, pump stations, networks and water‑retaining structures
• Champion Safety in Design, quality, commercial and WHS outcomes
• Play a key role in major pursuits, bids and proposals in the WA water market
• Support business development alongside the Section Executive
• Mentor, coach and grow a high‑performing, multi‑disciplinary national team
• Collaborate nationally to deliver integrated, high‑value outcomes
• Drive digital engineering and BIM‑enabled delivery

About You

You are a respected technical leader with a strong consultancy background and deep experience in water infrastructure.

You’ll bring:

• Degree in Civil or Structural Engineering
• 15+ years’ experience (Associate level considered with 10+ years)
• Chartered status (CPEng / RPEQ / RPV or equivalent)
• Strong background in water and wastewater infrastructure, including treatment, conveyance and water‑retaining structures (structural)
• Proven leadership on major projects, programs or panels
• Strong client relationships—ideally including Water Corporation
• Experience across D&C projects and contractor engagement
• Track record in proposals, pursuits and strategic business development
• Experience leading geographically dispersed and hybrid teams
• Passion for mentoring and building technical capability

Why Choose WSP?

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.

What sets us apart:

• Competitive pay & benefits – including salary continuance insurance and retail discounts
• Flexible work options – part‑time, hybrid working and purchased leave (up to 4 extra weeks)
• Career growth, your way – mentoring, leadership development, secondments and global mobility
• Inclusive culture – where diverse perspectives are welcomed and valued
• Family & life support – up to 16 weeks paid parental leave and return‑to‑work support
• Employee Share Purchase Plan – become a vested partner in WSP’s success

We also welcome applications from candidates seeking flexible arrangements, part‑time hours, or those returning to the workforce.

Imagine a better future for you — and a better future for us all.
With us, you can.