- Join a dynamic and innovative team, playing a key role in shaping one of the world's most significant underground operations.
- Shape your own career path, with our strong commitment to supporting your professional growth and development.
- Brisbane based role with occasional site travel.

We’re Finding Better Ways to provide materials the world needs, now and in the future. Our values – care, courage and curiosity – guide how we work and how we treat each other.

About The Role

We are looking for a Senior Mining Engineer Studies to contribute to, plan and execute Life of Mine Design Study work programs to support the Oyu Tolgoi Life of Mine Studies team. The role is an exciting opportunity to demonstrate your Mine Planning and Project Management skills with a diverse and global team of stakeholders.

This role is a great opportunity to progress your career, gaining experience on one of the largest block cave projects globally. Employment is residential in Brisbane with occasional travel to the Mongolian mine site.

Reporting to the Principal Mining Engineer Studies and working in an exciting environment within the Life of Mine Studies team, you will be:

- A significant contributor to mining studies that will shape the future of the Oyu Tolgoi Project, ranging from Order of Magnitude Studies through to Feasibility Studies.
- Completing mining related projects and options analysis that contribute to the Studies.
- Assisting a team of engineers and consultants to plan and implement safe and practical mine designs.
- Assisting with maintaining project schedules that are practical and achieved, considering key interactions.
- Working closely with other technical and engineering disciplines to ensure best project decisions.
- Fostering strong stakeholder relationships both internally and externally.
- Managing contractors using best practice project management of service providers and standard Rio Tinto work practices.




- Collaborating with Oyu Tolgoi Mine Planning and Design Teams to develop effective mine design and life‑of‑mine (LOM) schedules.
- Seeking opportunities to improve safety and implement efficiency improvement.

What You’ll Bring

You are a proactive mining professional with the ability to navigate complex technical challenges. You thrive in environments where you can take ownership, work independently and build trusted relationships with a diverse range of stakeholders.

With exceptional communication and presentation skills, you are confident engaging with and influencing senior leaders, translating technical insights into clear and practical recommendations. You bring a growth mindset, adaptability and a genuine curiosity to learn, continuously seeking opportunities to develop your capability and contribute to the success of the team and business.

You’ll have:

- A commitment to the safety of yourself and your team.
- Bachelor’s Degree in Mining Engineering with extensive technical experience in underground mining.
- Experience in Mine Operations and/or Projects, Mine Technical Services and/or Studies.
- Experience with underground mine development processes, specifically cave development and construction.
- Demonstrated communication skills, including an ability to build relationships with both internal stakeholders and external consultancies.
- Excellent writing skills, attention to detail and an ability to solve problems.
- Exceptional communication skills giving clear recommendations and communications aimed at the right level.

What We Offer

- A work setting where safety is always the number one priority.
- A permanent position working directly for Rio Tinto.




- A competitive base 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.
- Attractive share‑ownership plan.
- Extensive salary sacrifice & salary packaging options.
- Career development and 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).
- Exclusive employee discounts (banking, accommodation, cars, retail and more).
- Possible relocation assistance.

Where you’ll be working

This role is based in Brisbane and supports the ongoing production ramp‑up of the world’s newest block cave. Oyu Tolgoi LLC, Mongolia’s largest copper and gold mining company, is a strategic partnership between the Government of Mongolia and Rio Tinto. Located in the South Gobi, Oyu Tolgoi commenced shipment of product to customers in July 2013. Safety is the top priority; the business operates under the principle that if a job cannot be done safely, it will not be done at all.

Applications close on 9 August 2026. (Rio Tinto reserves the right to remove advertised roles prior to this date).

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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📌 Senior Mining Engineer Studies (Brisbane City)
🏢 Rio Tinto
📍 Brisbane City