About Us Fortescue is both a proud West Australian company and a global green solutions business. We are recognised for our culture, innovation and industry-leading development of infrastructure, mining assets and green energy initiatives.

Our Opportunity Work Location: Perth Office – Fortescue’s Perth office is located on the traditional lands of the Whadjuk Noongar people Roster: Monday to Friday 12-Month fixed term or secondment We are seeking a Senior Water and Wastewater Engineer to join our Engineering and Projects team. Based in Fortescue’s Perth office, this role will provide technical expertise and assurance across water treatment, desalination, wastewater treatment, water systems management and conveyance infrastructure. Working with multidisciplinary teams, you will analyse water quantity and quality data, develop practical engineering solutions and support projects from studies and design through to procurement and delivery.

You will also prepare high-quality technical documentation and contribute to regulatory compliance, environmental assessments and water management programs.

Key Responsibilities Collect and analyse water quantity and quality data to support technical studies and site investigations

Provide technical advice on water treatment, wastewater handling, treatment and disposal requirements

Complete risk assessments for water and wastewater management, including related natural hazards

Review water monitoring, laboratory and resource assessment data, including water quality and supply studies

Develop designs for water treatment,



desalination and wastewater treatment plants

Prepare construction plans, technical specifications, cost estimates and material quantity calculations

Assess treatment options and contribute to the design of water treatment processes and wastewater management systems

Engage with construction engineers, consultants, contractors, vendors and suppliers to support project delivery

Prepare clear, accurate technical reports that summarise completed work and recommendations

Monitor developments in water and wastewater technology and promote innovation in project design and procurement.

Qualifications and Experience Bachelor’s degree in chemical, environmental or civil engineering

Licensed Professional Engineer status or eligibility to apply

At least eight years’ experience in a similar water or wastewater engineering role

Experience in the mining industry, water utilities or other complex operating environments

Detailed knowledge of chemical water treatment, desalination and wastewater treatment design

Demonstrated experience in water quality management, assessment and processing

Experience with mass balances, reverse osmosis projections, equipment selection and sizing,



water system planning and infrastructure design

Demonstrated ability to manage interdisciplinary project teams and provide strong technical leadership

Solid data management, analytical, computer literacy, written communication and interpersonal skills

Ability to work collaboratively in a fast-paced, multidisciplinary environment and travel for short periods as required.

Our Commitment

Fortescue is deeply committed to providing a safe culture that builds respect, fosters inclusiveness, and values diversity. We celebrate individual strengths and team members from all backgrounds are encouraged to bring their whole selves to work. Our global workforce drives and promotes an inclusive culture, both within our organisation and throughout the communities we interact with across the world.

Diverse backgrounds include First Nations Peoples, people with differing abilities, LGBTIQ+ community, gender, neurodiverse, cultural diversity, all age groups, and those with an intersectional or multiple diverse characteristics. We encourage candidates from all backgrounds to apply. https://fortescue.com/careers Internal Candidates / Current Contractors please apply via Success Factors Careers Portal. For further information on how to apply please visit the Fortescue Hub.

Fortescue reserves the right to close applications early should a suitable pool of candidates be identified. Fortescue will never contact you to ask for payment of any kind, whether directly or through a third party.

📌 Senior Water and Wastewater Engineer (Perth)
🏢 Fmgl
📍 Perth