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Title:  Senior Geologist - GIS

Requisition ID:  106484

Tucson, AZ, US, 85706

Category:  Scientific Services

Freeport-McMoRan is a leading international mining company with headquarters in Phoenix, Arizona. We operate large, long-lived, geographically diverse assets with significant proven and probable reserves of copper, gold, and molybdenum. The company has a dynamic portfolio of operating, expansion and growth projects in the copper industry. Freeport-McMoRan is one of the world’s largest publicly traded copper producers, the world’s largest producer of molybdenum and a significant gold producer. We have a long and successful history of conducting our business in a safe, highly efficient and socially-responsible manner.


We have the assets, the talent, the drive and the financial strength to provide attractive and rewarding careers of our employees. We encourage you to take the time to explore the opportunity to advance your career at Freeport-McMoRan.


A self-motivated supervisor using geospatial data to discover copper deposits. Senior role in a team that develops, implements, coordinates, and maintains Exploration Geographic Information System. Assists with continued compilation of larger databases, and GIS projects across multiple departments. Carries out interpretation of GIS data, and develops GIS based exploration models.

Under general supervision, complete logging of drill samples, conduct geologic mapping and provide general assistance to resource block modeling. Provide technical expertise, guidance in geological exploration and resource modeling.

  • Prepare and update GIS and drill hole database, maps of deposits and other exploration records. WebMaps. Management of GIS projects and creation of WebMaps.
  • Uses ore deposit expertise to perform geological and exploration-focused analyses of spatial data using GIS Technology. Develops project-specific exploration models. Performs logging of core and reverse circulation drill cuttings to verify exploration model. Review evaluation of Geologists I and II levels.
  • Integrate and interpret all geological data (e.g., rock type, alteration, structure), assay, and mineralogical data into geologic maps and internally consistent cross sections and level plans. Coordinates the procurement and storage of spatial geological data, with a priority to the collection of in-house historical and legacy data. Works and oversees on all aspects of digitizing, capturing, georeferencing analog or scanned data and images.
  • Supervise direct reports in their work efforts. Provide assistance with GIS data to the Resource Modeling Group, for the completion of computerized resource block models that meet corporate modeling standards. Provide coaching and mentoring to Geologist I and II to develop their skills.
  • Compile drilling data to assist with drilling projects, road construction and drill sample preparation. Implement and expand current use of hyperspectral satellite imagery to identify alteration mineral zoning for drill targeting across all mine sites, and beyond. Become familiar with producing hyperspectral maps independently.
  • Collaborate with Metallurgists in providing data from samples for processing testing and evaluation and in the development of ore types.
  • Data Acquisition and Compilation. Perform online research for exploration related data from public and commercially available databases. Seeks out existing major databases usable for exploration and helps with the acquisition of such strategic assets for the company. Integrate the acquired data seamlessly into the existing databases.
  • Provide data to exploration geologists that help them to perform surface and underground geologic mapping. Co-leader of the team that develops operating standards in coordination with technical staff and coordinates standards to all GIS users within organization. Database co-administrator for spatial data.
  • New Technologies. Use GIS for finding value opportunities within known ore bodies and districts. Identify new tools, new software, and methods to analyze and interpret geological data
  • Provide guidance and counsel to the exploration team on GIS software, database management. Regular communication with internal (exploration) and external (other groups in the organization) data users. Seek feedback if they benefit from the databases. Maintain current working knowledge of applicable Federal, State and local regulations.
  • Perform other duties as requested.


Minimum Requirements:

  • Bachelor's degree in Geology or related scientific discipline and five (5) years experience in mineral exploration, mine geology, or ore deposit research, geology or related scientific field, OR
  • Master's degree in Geology and three (3) years experience in mineral exploration, mine geology, ore deposit research, geology or related scientific field.
  • Experienced in using GIS software.
  • Interpretation of multivariate geospatial or geoscientific data.


Preferred Qualifications:

  • Foreign language skills (especially Spanish) to better understand data in that foreign language.
  • Computer skills
  • Adequate work experience related to porphyry copper deposits
  • Basic understanding of mineral economics and how it translates into ore bodies.
  • Specialized knowledge of chemistry, physics of geological materials; desired experience in Mapinfo, ARCGIS, ARCGIS PRO, Leapfrog, MineSight, Google Earth Pro.



  • Personal protective equipment is required when performing work in a mine, outdoor, manufacturing or plant environment, including hart 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 allowed by 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 Market: Tucson

Job Segment: Testing, GIS, Geology, Database, Procurement, Technology, Engineering, Operations

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