Geoscientist
Rio Tinto
Geoscientist– Mine Technical Services
Join a collaborative, high-performing team environment
Play a key role in unlocking the value of world-class iron ore deposits across the Pilbara
Expand your expertise in geo-metallurgical processes across multiple operational sites
Be part of a globally recognised leader in mining automation and innovation
About the role
Finding better ways to provide the materials the world needs.
We’re seeking a motivated and inquisitive Geoscientist to join our Mine Technical Services (MTS) team in Perth. In this full-time position, you’ll support site-based mine geology teams across 2–3 locations, contributing to grade control processes that define the location and quality of our premium iron ore deposits.
Your work will directly influence the production of high-quality lump and fines products, while offering exposure to a variety of geo-metallurgical plant processes. You’ll collaborate with a diverse group of internal stakeholders and participate in quarterly site visits (minimum), helping to ensure operational excellence and product consistency.
This is a unique opportunity to be part of the broader MTS Geoscience team, which oversees ore quality from drilling through to crushing, striving for optimal reconciliation between block models and final product outcomes.
Reporting to the Central Geoscience Superintendent, your responsibilities will include:
Conducting QAQC checks to identify and resolve issues
Performing site-based modelling using our 3D blockout methodology
Contributing to weekly and monthly grade control reconciliation
Supporting mine geology teams in safely maximising ore body value
What you will bring
You’ll be joining a close-knit network of geoscientists supporting all Rio Tinto Iron Ore (RTIO) operations, where you’ll build on your existing mine geology experience.
Required qualifications and experience:
Bachelor’s degree (or higher) in Geology or a related discipline
Valid C-class driver’s licence
Prior experience in mine geology, ideally within iron ore
Familiarity with Vulcan software and the Microsoft Office suite
Proven ability to collect, validate, and interpret QAQC data (RC and blast hole) to support grade control
An understanding of mine production processes – block model to pit to plant to stockyard
Experience within RTIO is highly regarded, but what will truly set you apart is your proactive mindset, eagerness to learn, and commitment to continuous improvement.
If you are excited about this role and think you have what it takes but your experience doesn't align 100%, we still want to hear from you. We are committed to promoting diversity within Rio Tinto and as a special measure to we strongly encourage women to apply.
What we offer
Be recognised for your contribution, your thinking and your hard work, and go home knowing you have helped the world progress.
A work environment where safety is always the number one priority
A permanent position working directly for Rio Tinto
Full relocation provided to Western Australia from elsewhere in Australia
A competitive base salary reflective of your skills and experience with annual incentive bonus
Comprehensive medical benefits including subsidised private health insurance for employees and immediate family
Attractive share ownership plan
Company provided insurance cover
Extensive salary sacrifice & salary packaging options
Career development & education assistance to further your technical or leadership ambitions
Ongoing access to family-friendly health and medical wellbeing support
Leave for all of life’s reasons (vacation/annual, paid parental, sick leave, cultural leave)
To better suit different family needs, our paid parental leave approach gives all parents the option to take 18 weeks of paid leave after a new child arrives – at a time that suits them
Exclusive employee discounts including hotel stays, banking, accommodation, cars, retail and more.
Where you will be working
This role is based at Central Park in Perth, operating on a standard 5:2 roster (8-hour days). Quarterly travel to Pilbara sites is required. Flexible Work Arrangements are supported by the company.
Rio Tinto’s Pilbara operations represent the world’s largest integrated iron ore portfolio, known for industry-leading margins and technological innovation. Our flagship Pilbara Blend product is supported by strong customer relationships and advanced technical and commercial capabilities. We’re proud to be a global leader in autonomous mining operations.
Applications close on 17 October 2025 (Rio Tinto reserves the right to remove advertised roles prior to this date).
#gts
About Rio TintoRio 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.
Every Voice MattersAt 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.
