Specialist Hydrogeologist

Specialist Hydrogeologist – Perth Based

• Unique opportunity to utilise your technical expertise whilst working within a dedicated team of talented Hydrogeologists.

• A dynamic and varied role allowing you to positively engage and partner across the business.

• Enjoy flexible working arrangement to achieve your desired “work-life” balance where you can choose to work a mix of office / home days, flexible hours, and opportunities to undertake ad-hoc site visits to the Pilbara.

Finding better ways to provide the materials the world needs. 

We are seeking a Specialist Hydrogeologist to join our Resource Development Hydrogeology team within the Greater Brockman (GBO) Hub.

Reporting directly to the Hydrogeology Superintendent of GBO, the Specialist Hydrogeologist will be responsible for delivery of water related investigations to improve RTIO’s hydrogeological knowledge base and facilitate future expansion projects while sustaining ongoing mining operations within the 10-year time horizon.    

The role will also require the development of innovative groundwater management strategies to effectively mitigate dewatering / water supply related risks to key environmental receptors within the deposit area. The Specialist position will manage a diverse array of activities spanning technical hydrogeology analyses, reporting, drilling design, studies and approval support, and contract / financial management. 

The role demands a practical approach to technical problems, an understanding of risk-based assessments, and an ability to work proactively within multi-discipline teams.  A positive ‘can do’ attitude to achieve results is highly regarded. 

Key tasks of the Specialist Hydrogeologist role will include: 

• Interpret complex hydrogeological datasets and contribute expert conceptual understanding to numerical models, groundwater systems, and related environmental processes.

• Build and sustain strong relationships with internal teams, operational stakeholders, regulators, and external partners to support effective water management outcomes.

• Design and implement integrated water management strategies that align with operational needs, regulatory approvals, project studies, and long‑term resource development objectives.

• Prepare high‑quality technical documentation, including hydrogeological assessments and reports that underpin water management decisions and environmental approval submissions.

• Support the development of emerging Hydrogeologists, providing technical guidance, coaching, and mentorship to build team capability.

• Lead and oversee hydrogeological field programs, ensuring technical accuracy, safety compliance, and effective project execution across drilling, testing, and monitoring campaigns.

• Develop detailed scopes of work for the planning and design of dewatering, reinjection, water supply, and groundwater monitoring infrastructure.

What you will bring

• A minimum bachelor’s degree in a relevant Hydrogeology or Geosciences field (post-grad qualifications in hydrogeology advantageous).

• The ability to engage effectively and collaboratively with a diverse range of internal and external partners.

• Previous experience in Operational Mining environments will be considered favourably.

• Commitment to health and safety and promoting a positive team behaviour / supportive culture.

What we offer

Be recognised for your contribution, your thinking and your hard work, and go home knowing you’ve helped the world progress.

• An opportunity to be part of the world’s largest integrated portfolio of iron ore assets.

• A work environment where safety is always the number one priority.

• Career development and education assistance to further your technical or leadership ambitions.

• A competitive salary reflective of your skills and experience with an annual incentive program.

• Comprehensive medical benefits including subsidised private health insurance for employees and immediate family.

• Leave for all of life’s reasons (vacation/annual, paid parental, personal leave).

• Attractive share ownership plan and an array of salary sacrifice and packaging options.

• Exclusive employee discounts (banking, accommodation, cars, retail and more).

Where you’ll be working

In the Pilbara region of Western Australia, Rio Tinto operates the world's largest integrated portfolio of iron ore assets with industry-leading performance and technology. Our iron ore business continues to be the world's largest autonomous truck operator and a proud leader in automated mining technologies.

This role is based in Perth at our Central Park building with ad-hoc travel to operating sites as required.

Applications close on 8 February 2026 (Rio Tinto reserves the right to remove advertised roles prior to this date)

About Rio Tinto

Rio Tinto is a leading global mining and materials company. We operate in 35 countries where we produce iron ore, copper, aluminium, critical minerals, and other materials needed for the global energy transition and for people, communities, and nations to thrive.

We have been mining for 150 years and operate with knowledge built up across generations and continents. Our purpose is finding better ways to provide the materials the world needs – striving for innovation and continuous improvement to produce materials with low emissions and to the right environmental, social and governance standards. But we can’t do it on our own, so we’re focused on creating partnerships to solve problems, create win-win situations and meet opportunities.

Respect and Inclusion

At Rio Tinto, we particularly welcome and encourage applications from Aboriginal and Torres Strait Islander people, women, the LGBTI+ community, mature workers, people with disabilities and people from different cultural backgrounds.

We are committed to an inclusive environment where people feel comfortable to be themselves. We want our people to feel that all voices are heard, all cultures respected and that a variety of perspectives are not only welcome – they are essential to our success. We treat each other fairly and with dignity regardless of race, gender, nationality, ethnic origin, religion, age, sexual orientation or anything else that makes us different.

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