Supplier Highlight

Technician Geological Services

Oyu Tolgoi’s workforce today is more than 96 per cent Mongolian, and 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.

The opportunity

We are looking for three ( 3) Technician Geological Services in Oyu Tolgoi LLC – Resources & Systems department based at Oyu Tolgoi mine site with roster 14 days on and 14 days off.

The purpose of this site-based role is to contribute to the team output through quality and on-time completion of assigned tasks, providing services and support on geological and core handling activities of the functional area in line with the company policies and procedures. The role may work with or without direct supervision but always under a close direction from line manager to assist the team output in core handling, collection of quality geological, geotechnical data and providing geological services.

What the role entails

  • Assist in organizing and supervising drill site preparation, sump excavation, road building, and other works as necessary to accommodate drill rigs either at surface or underground.
  • Assist in all geological field works (soil sampling, field mapping, field sampling and sample dispatching) as directed by the geologists when needed or to improve the work performance.
  • Liaise with stakeholders to identify and provide geological service support in their projects and collaborate with team members and peers to ensure effective work programs.
  • Retrieve core samples from drill rigs or assist in retrieving core samples from drill rigs and prepare for logging (washing, marking up, and placing on logging rails).
  • Core documentation (photography etc.), physical properties measurements, and cutting as directed, including placing the core into permanent storage.
  • Data entry of all related data into Geology Database and ensure verification of data entry process.
  • Verify the data entry process done by contractor technicians and provide coaching and training when needed.
  • Retrieve core samples from permanent core storage and lay out in the coreshed as requested or directed by the geologists.
  • Registry of core and bulk samples at the permanent core storage and assist in core storage management.
  • Ensure the core storage management is followed and core and bulk samples are stored in good condition and highly maintained.
  • Safe forklift operation at core storage yard and coreshed area.
  • Provide assistance to other stakeholders on their tasks with forklift operation to improve efficiency.
  • Provide on the job support to drilling crews and contractor technicians on core handling tasks to improve their efficiency and collaboration.
  • Sample preparation including crushing, splitting, and pulverizing from drill core, blasthole samples and grab samples for analysis along with predefined procedures.
  • Provide on the job training and coaching to new employees (incl. employees with performance improvement needed) and conduct competency assessment.
  • Ensure all equipment and tools are maintained in good condition (functioning well, meeting required standards and readily available) and timely inspected as per the standard (put maintenance order when needed).
  • Ensure safety standards, processes and procedures are in place and followed by team members, contractors, service providers and stakeholders.
  • Assist in developing safety culture in the area of operation.
  • Actively participate in all HSEC related activities and demonstrate commitment to established standards through actions of self and encouraging positive behavior in others

What you will need for this role

  • Post-secondary or equivalent education obtained through degrees, certificates (e.g., apprenticeship or trades certificate) or diplomas from academic or vocational training centers. Undergraduate degree in Geology, Mining profession can also be applicable.
  • At least 3 years of relevant experience, or otherwise the significant practical experience and on the job training.
  • Able to take and manage physical workload.
  • Able to process the works along safety standards and procedures.
  • Developed soft skills including teamwork and communication skills.

All interested candidates should submit the following documents:

Please click HERE to go to Oyu Tolgoi LLC Online Application System or go to, select your vacancy and click on the link in the bottom.

Please make sure to attach the following documents:

  • CV (in English and Mongolian)
  • Cover Letter (in English and Mongolian)