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Technical Expert, Geotechnical Analysis Monitoring Systems - Papua

Job Field:
Engineering and Mineral Processing Jobs, Geosciences Jobs
Mining Engineer Jobs, Technical Jobs, Underground Jobs, Engineering Geologist Jobs, Geotechnical Engineer Jobs, Hydrologist Jobs
Indonesia, South East Asia
Contract Type:
Full Time / Permanent, Expat
Salary Description:
Relocation assistance/Ex-Pat incentives
Job Ref:


PTFI’s Grasberg operations consist of a number of world-class mines that are targeted to produce 240,000 tons of copper ore per day.  These include the GBC panel cave mine, the DMLZ panel cave mine and the Big Gossan open stope mine.  The Kucing Liar panel cave mine is PTFI’s future source of copper. The mine will be developed over the next 10 years. The approximate site CAPEX is in excess of $6b and when at full capacity Grasberg operations will be one of the largest underground operations in the world.

The Underground Geotechnical Group has a major role in the success of PTFI; ensuring that the underground operations are geotechnically reliable; the global and local support systems provide a safe working environment; and the caves are monitored and managed to provide the expected revenue stream.  The work carried out by the group includes rock mass characterization, support design, ground control, hydrology, QA/QC of support systems, monitoring of ground and cave behavior and evaluation/prediction of cave performance. 


The Technical Expert: Geotechnical Analysis and Monitoring Systems advises the planning, direction, implementation, and control of the existing and future on-line and manual ground stability and cave monitoring systems to be installed throughout the mine. The systems form an integral part of the risk management and ground control efforts in order to provide the most effective technical support which results in maximum return for the company.

Additional Responsibilities:

1.           In conjunction with requirements from the section heads, define and recommend the types of technical systems to be installed, their relative distribution and integration into the Mine’s network communication system to ensure they are consistent with company's long-term monitoring strategy.

2.           Help to develop and control long and short-term plans of the monitoring and direct their systematic implementation, to ensure the achievement of department's and company's goals.

3.           Propose related operating and capital budgets, and ensure it results in maximum return for the company by reviewing and controlling the budget.

4.           Assist to direct, plan, monitor, and evaluate the section activities in all areas of Ground Control and monitoring to ensure all activities meet the quality and cost standard and the effectiveness of resources utilization is in accordance with priorities and aligned to meet with PTFI’s and GOI (Government of Indonesia) safety compliance.

5.           Assist to direct, plan, monitor, and evaluate the section activities in all areas of cave monitoring to ensure all activities meet the quality and cost standard and the effectiveness of resources utilization to meet PTFI’s safety compliance. 

6.           Review and prioritize the various components of the monitoring systems being planned and assist in adjudicating the effectiveness of the options being considered against industry best practices.

7.           Coordinate and maintain professional relationships with relevant parties within PTFI and external parties who include auditors, consultants and authorities in regard to UG Geotechnical and Hydrology.

8.           Assist in the design, implementation, and maintenance of the management reporting system to be derived from the monitoring program and ensure that relevant clients and management are appraised of the results in a timeous and efficient manner. Part of the outputs will include but not limited to assist in the development and maintenance of a mine-wide Hazard Map that highlights areas of concern as well as creating and helping to control action plans based on the monitoring criteria.

9.           Help to direct and communicate company's safety and monitoring policies, to ensure subordinates perform their duties accurately, effectively and efficiently in a safe manner.

10.         Propose, review, and optimize relevant in-house training to improve the quality of installations and ensure sustainable development of the organization.

11.         Provide technical and management guidance for subordinate through training and development, ongoing coaching to prepare for the sustainable employee development to the expanding organization.

12.         Provide and facilitate appropriate technology transfer of monitoring methodologies and awareness of key criteria to clients and operations.

13.         Monitor and review subordinate's performance and assist them during their activities to minimize possibilities of re-work and to ensure compliance with time and quality standards required by the client and the company.


  • Bachelor’s Degree in Mining Engineering or Geological Engineering or acceptable Tertiary qualifications with at least ten (10) years of working experience in the industry and experience in instrumentation and information management for underground mining.
  • Strong analytical and conceptual thinking skills.
  • Rock support and geotechnical background for underground mining.
  • Extensive experience in monitoring instrumentation for ground support and cave monitoring.
  • Extensive strategic mine safety and environmental experience.
  • Good communication and presentation skills.
  • Computer literate and database literate.
  • Excellent, leadership, communication, negotiation and teamwork skills.
  • Project Management knowledge.
  • Quick in taking initiative.
  • Demonstrated expertise in geotechnical engineering and ground control as applied to underground mining.
  • Demonstrated ability to work with others and communicate complex issues.
  • Highly focused on geotechnical analysis and design as applied to underground mining and assessing geotechnical aspects of underground mine production.  This requires and in-depth knowledge of rock engineering and ground control.
  • Ability to perform in-depth analysis of complex geotechnical issues and convey the results to senior management.
  • Ability to develop preventive actions as opposed to corrective actions.
  • Ability to work in a culturally diversified workforce.
  • Strong computer skills.
  • Fluent in English (oral and written) and willing to learn Bahasa Indonesia.



  • Copper Overseas Service Company ("COSCO") promotes a drug/ alcohol free work environment through the use of mandatory pre-employment drug testing and on-going random drug testing as per applicable Company Standards

COSCO has reviewed the jobs at its various office and operating sites and determined that many of these jobs include tasks or duties that could affect the safety or health of the employees performing these tasks or others. Accordingly, the Company has designated the following positions as safety-sensitive:

  • Positions within COSCO which are held by employees who receive Safety Training; or
  • Positions within COSCO which are held by employees who operate equipment or motor vehicles in furtherance of performing their COSCO job duties, including operating motor vehicles while on Company business or travel (for this purpose “motor vehicles” includes Company owned or leased motor vehicles and personal motor vehicles used by employees in furtherance of Company business or while on Company travel)


Benefits: Begin first day of employment

  • Medical, Dental and Vision Insurance
  • Relocation assistance/Ex-Pat incentives


COSCO is an equal opportunity employer

Closing Date:

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