Specialist Geology

Oyu Tolgoi’s workforce today is more than 97 per cent Mongolian, and a major strategic focus for the company is to develop a skilled workforce that is continuously learning. We aim to attract the best talent, so that we can together deliver a safe and globally competitive copper business that contributes to the prosperity of Mongolia. 

Oyu Tolgoi LLC is operating a copper-gold mine in southern territory of Mongolia. The company aspires a vision ‘Natural wealth to enduring value, knowledge, and skill’, and pursues a mission, 'Together deliver a safe and globally competitive copper business that contributes to the prosperity of Mongolia' to build one of the largest copper-gold mines worldwide.
 

Specialist Geology

• Make an impact and contribute to the development of a world-class project within a pioneering organisation
• Great opportunity to work for a global company at the forefront of mining
• Dynamic work culture and great exposure to multicultural teams
• FIFO to site (4weeks on 2 weeks off) or Residential 5/2

Join one of the world’s most exciting copper-gold mining projects

Oyu Tolgoi is one of the most exciting projects in copper and gold mining for several decades. It contains reserves and resources that make it one of the world’s largest known copper and gold deposits. The project, managed by Rio Tinto, is expanding underground. With a high demand of skills required to complete the project safely and successfully, Oyu Tolgoi is expected to be a significant contributor to Mongolia’s development and the prosperity of the Mongolian people.

Discover more about Mongolia and Oyu Tolgoi

Mongolia’s increasingly becoming a destination for tourism and expatriate residents. As a rapidly developing city, Mongolia's capital Ulaanbaatar is seen as a comfortable, yet exciting place to live. With an array of cultural and social activities available and a growing network of international schools, housing options, and leisure facilities, its home to a growing community of international expatriates.

Located in the South Gobi Desert, just 80 kilometers from the Chinese border, the Oyu Tolgoi open pit mine and camp is a large, well-run and comfortable site with multiple amenities including recreational and sports facilities, a cinema, shops, restaurants and bars catered to a growing community. For more about OT site, please check out this video.

As part of the Oyu Tolgoi Underground Mining Operations team, you’ll have the opportunity to contribute to something significant and learn and develop both personally and professionally. We offer a collaborative, high-performing environment where success is achieved by working together.

The Opportunity

The Specialist Geology is to The primary purpose of this role is to support the Underground Geology Superintendent in ensuring efficient geological operations and strategic execution. Responsibilities include providing leadership, reviewing processes, verifying geological data accuracy, and maintaining operational continuity through departmental roster coverage.

The Specialist Geologist will also develop and manage processes for monthly sample analysis, QA/QC, model comparisons (e.g., density and lithology), and assist in managing the drilling contractor and drilling progress and schedule.

They will work closely with the IT team on SQL table configurations and Power BI reporting templates, delivering clear, high-quality reports for stakeholders, including the Government of Mongolia.

Additionally, the role supports ore control optimization and contributes to End-of-Month, quarterly, and annual reconciliations. It also involves stepping in for the Superintendent and assisting with team projects.

What the role entails

Day-to-day execution of underground geological functions including:

• Provide operational support for the Underground Geology Superintendent and assist with cross-functional team projects.
• Support departmental roster rotations, including Ore Control, Projects, Modeling, and Development teams.
• Guide and mentor junior geologists to foster their professional growth and prepare them for future roles.
• Review and approve corporate and government reports (monthly, quarterly, and annually), ensuring accuracy and timely submission through coordination with relevant departments.
• Assist in the creation and updating of SOPs and SOWs for the entire team.
• Establish and manage processes for monthly sample analysis, QA/QC, and model comparisons (e.g., density and lithologies).
• Collaborate with the IT team on SQL table configurations and Power BI reporting templates to support data reporting and visualization.
• Play a key role in ore control optimization and support End-of-Month, quarterly, and annual reconciliation processes.
• Support special projects assigned by the Superintendent, often involving in-depth data analysis.
• Work with the Planning Group on PCBC model calibration to enhance model accuracy and operational efficiency.

• Promote and demonstrate a strong commitment to HSESC standards through personal actions and by fostering a positive safety culture within the team.

• Provide support, supervision, coaching, and guidance to employees to ensure quality and team effectiveness
• Collaborate with your team and management to share the best practices and efficiently implement them.
• Work with mining and support teams to provide necessary resources and support for the overall project activities.
• Utilize the knowledge gained from underground geological development in block mining for future exploration programs.
• Take responsibility for your career by being accountable for your behavior, performance, and development.
• Contribute effectively to your work areas, achieving both individual and organizational success through collaboration, while understanding and embracing core values (Safety, Technical Excellence, Exchange, People, Success).

• Uphold a high standard of professionalism and business ethics.

What you will need for this role

• Bachelor's degree in Geology and 12 years’ experience in production geology, cave mining preferred, or master’s degree in Geology and 10 years’ experience in production geology.
• Minimum 10 year’s work experience or otherwise significant practical experience and on the job training
• Stamina to work in an underground mining environment.

• Strong communication in English with multi-national context, a continuous improvement mindset, and the ability to thrive in fast-paced environments.

About us

As pioneers in mining and metals, we produce materials essential to human progress.

Our long history is filled with firsts. We’ve developed some of the world’s largest and best quality mines and operations, and our people work in around 35 countries across six continents. We’ve led the industry in partnerships, with customers in new markets, and with local communities.

We’ve pioneered technological innovations, such as our Mine of the Future™ program and our low-CO2 aluminium from hydropower. And we’ve paved the way in areas such as safety, tax transparency and legacy management.

Inclusion & Diversity

We are a diverse team of talented, enthusiastic individuals who foster a culture of inclusion. No matter how they may differ, our people share one thing in common. It’s a belief that work is more rewarding when we are accepted and valued for our differences, not judged by them. We all have something to contribute, and it’s this contribution that makes for a great organization and fulfilling career.

So, if this sounds like you and the opportunity you are looking for, apply now.

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Every Voice Matters

At Rio Tinto, we particularly welcome and encourage applications from Indigenous Peoples, women, the LGBTQIA+ 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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