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Job Field:
Engineering and Mineral Processing Jobs, Geosciences Jobs
Civil Engineer Jobs, Geotechnical Jobs, Tailings/Dam Jobs, Geotechnical Engineer Jobs
Metals, Mining
United States of America
Contract Type:
Full Time / Permanent
Salary Description:
on application
Job Ref:

Under general supervision, manage overall slope stability for construction and operation of Crushed Ore Leach Stockpiles (CLSs), Tailings Storage Facilities (TSFs), Water Dams (WDs), and their foundations.  Serve as resource for Geotechnical information and analysis.
  • Conduct regular Geotechnical inspections of active and inactive structures, maintaining and analyzing appropriate databases
  • Oversee construction Quality Control (QC) and Quality Assurance (QA) activities for TSFs, CLSs, and WDs
  • Develop SOPs for best practices and dam/leach stockpile safety
  • Coordinate with Operations regarding mine or process changes that may impact design implementation or stability of structures
  • Manage and provide Geotechnical oversight for projects with outside contractors related to drilling, water control, foundation geology, construction materials, etc. on crushed ore leach pads, tailings storage facilities, and storm water dams
  • Actively engage Engineer of Record (EOR) for review and ensure implementation of EOR recommendations
  • Manage Engineering Technicians who support monitoring instrumentation
  • Develop and maintain operational geotechnical data inventory
  • Analyze data for trends and anomalies, ensuring data is within design specifications, and taking action to improve operations or as required for TSF, CLS, and WD safety
  • Communicate accurate, timely and relevant geotechnical information to Operational management team and staff
  • Serve as point of contact with FCX Tailings and Crushed Leach Stewardship Team, including tracking all recommendations, ensuring compliance with those recommendations, and reporting actions regularly
  • Actively support operation’s Water Team Engineer with analysis of material properties, water loss parameters, and operational changes for TSFs, CLSs, and WDs
  • Proactively seek improvements to the safe construction and operation of TSFs, CLSs, and WDs
  • Partner with Process Engineers to identify best practices which may improve production while maintaining geotechnical stability of structures
  • Assist with the development, maintenance and implementations of strategic plans to enhance the operation’s slope stability program
  • Prepare annual sustaining capital and operational budget requests as well as requests for capital funding, as required
  • May represent the site on company sponsored steering teams related to geotechnical efforts
  • Perform other duties as assigned

Minimum Qualifications

  • Bachelor’s degree in Geotechnical Engineering or related Engineering discipline from an accredited curriculum, with courses in Soil Mechanics and Foundation Engineering andfive (5) years of experience in an applicable field of expertise, OR
  • Master’s degree in Geotechnical Engineering or related Engineering discipline from an accredited curriculum, with courses in Soil Mechanics and Foundation Engineering andthree (3) years of experience in an applicable field of expertise
  • Knowledge in the principles and practices of Civil, Geologic, Geotechnical, or Hydrologic Engineering or a related field of Science or Engineering
  • Knowledge of appropriate software (MS Office, AutoCAD) and Geotechnical data analysis
  • Certified Engineer-in-Training or equivalent
  • Ability to communicate effectively, both verbally and in writing to a diversely educated audience
  • Ability to develop and maintain awareness of occupational hazards and safety of yourself and others
  • Skilled in following safety practices and recognizing hazards



  • Master’s degree in Geotechnical Engineering
  • Two (2) years of work experience in Geotechnical Engineering
  • Experience with metal mining operations


  • 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
  • Work is performed in a mine or manufacturing plant setting, which may include exposure to extremes in temperature and humidity, moving mechanical parts, risk of electrical shock, toxic chemicals, explosives, fumes or airborne particles
  • While performing the duties of this job, the employee is regularly required to stand, sit, demonstrate manual dexterity and work on elevated platforms
  • Occasionally may be required to lift moderately heavy objects (up to 30 pounds) during the course of the workday
  • Personal protective equipment is required when performing work in a mine, outdoor, manufacturing or plant environment, including hard hat, hearing protection, safety glasses, safety footwear, and as needed, respirator, rubber steel-toe boots, protective clothing, gloves and any other protective equipment as required
  • 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

Nearest Major City



Senior Geotechnical Engineer - Operations - Sierrita - Green Valley, AZ

Primary Location

United StatesArizonaGreen Valley

Requisition ID


Closing Date:

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