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Senior Geoscientist - Tailings, Crushed Leach & Water


Supervise, provide technical guidance, interpret, manage projects/tasks and/or participate in activities to maintain operational performance and support projects with focus on Tailings and Crushed Leach facilities. Activities include inspection, measurement, interpretation, analysis, coordination, problem solving, forecasting, reporting, and may include project design support.  Review and improve the performance of existing tailings, crushed leach, and water management systems.  

Essential Functions


  • Supervise, guide and participate in activities to maintain performance of tailings, crushed leach, and water dam facilities through inspection, measurement, data management, interpretation, analysis, coordination, problem solving and reporting.
  • Review, improve and apply tailings, crushed leach, and water management systems to achieve good practice.
  • Provide guidance and instruction to multidisciplinary teams; assign tasks as necessary.  Review reports for design and operations projects and provide recommendations to site team and to project consultants.
  • water management areas and to identify and implement associated improvements.  This includes engaging the Engineer of Record in the design and operations of TSF and WD facilities.  Serve as point of contact with corporate engineers and management, including tracking all recommendations, ensuring compliance with those recommendations, reporting actions regularly, as well as communicate accurate, timely and relevant information to the Site management team.
  • Supervise or may serve as Project Manager or technical expert on large/complex site planning/construction, expansion or modifications.
  • Contribute to site strategic planning and budgeting efforts for Tailings Storage, Crushed Leach and Water areas.  Manage appropriate budgets for consulting and other services such as drilling and construction contractors.   
  • Develop and/or review scopes of work, evaluate proposals, draft formalized internal requests for funding, and administer contracts with vendors for the provision of services and equipment as approved and required.  
  •  Identify opportunities for improvements and determine associated value for risk reduction measures.
  • Perform other duties required.                
Minimum Qualifications


  • Bachelor's degree in a relevant Scientific discipline with five (5) years of experience in a related Scientific field, OR
  • Master’s degree in a relevant Scientific discipline with three (3) years of experience in a related Scientific field
  • Knowledge of principles and practice of Civil, Geotechnical, Water Resources, Water Quality/Treatment, Hydrogeology, Geochemistry, and/or Geological Engineering
  • Demonstrated technical competence through design and/or operations experience in at least one of the following work areas: tailings storage, leach stockpiles, water dams, process water balance, reclamation and closure planning
  • Ability to communicate effectively, both verbally and in writing in English to a diversely educated audience
  • Proficient in MS Office and other Engineering tools (CAD, analytical, mapping)
  • Present a positive, professional image
  • Self-motivated, energetic, able to execute, and client-service oriented
  • Be able to prioritize tasks and work well under pressure
  • Ability to develop and maintain awareness of occupational hazards and safety of yourself and others
  • Skilled in following safety practices and recognizing hazards


Preferred Qualifications:


  • Master’s degree in related Scientific discipline
  • Professional Geologist, Professional Engineer or equivalent relevant certification or licensure
  • Experience with metal mining operations, especially with tailings storage facility (dam), water dams and/or crushed leach stockpile design and operations


  • Skilled in related Engineering software (AutoCAD/Civil 3D, ArcGIS, GoldSim), programming languages
  • Experience with geotechnical or hydrogeological field investigation programs, lab testing, site characterization,  monitoring programs, data management, and analysis
  • Experience reviewing and editing analysis and design reports and documents for a variety of applications
  • Experience in surface water hydrology, hydraulics, and groundwater hydrology in addition to geotechnical experience
  • Able to research and analyze information of relatively small scope and minimal difficulty and draw valid conclusions
  • Able to evaluate and implement new methods and techniques in design projects and operational support
  • Superior interpersonal as well as written and oral communication skills with diverse teams of technical and non-technical staff
  • Fluency in Spanish or Bahasa Indonesian languages
  • Ability and willingness to travel internationally, travel at least five (5) weeks for every quarter
  • The position has the possibility to work remotely up to 100% of the time.
  • The position may require travel up to 40% of the time.
  • We are not hiring for this position in California and New York.
  • Ability to understand and apply verbal and written work and safety-related instructions and procedures given in English
  • Ability to communicate in English with respect to job assignments, job procedures, and applicable safety standards
  • Must be able to work in a potentially stressful environment
  • Position is in busy, non-smoking office
  • Location requires mobility in an office environment
  • Occasionally work may be performed in a mine, outdoor or manufacturing plant setting
  • Must be able to frequently sit, stand and walk - Must be able to frequently lift and carry up to ten (10) pounds
  • Freeport-McMoRan 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 State Laws

Freeport-McMoRan has reviewed the jobs at its various office and operating sites and determined that many of these jobs require employees to perform essential job functions that pose a direct threat to the safety or health of the employees performing these tasks or others.  Accordingly, the Company has designated the following positions as safety-sensitive:

  • Site-based positions, or positions which require unescorted access to site-based operational areas, which are held by employees who are required to receive MSHA, OSHA, DOT, HAZWOPER and/or Hazard Recognition Training; or 
  • Positions which are held by employees who operate equipment, machinery or motor vehicles in furtherance of performing the essential functions of their 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); or
  • Positions which Freeport-McMoRan has designated as safety sensitive positions in the applicable job or position description and which upon further review continue to be designated as safety-sensitive based on an individualized assessment of the actual duties performed by a specifically identified employee.

Equal Opportunity Employer/Protected Veteran/Disability

Closing Date:

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