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Title:  Core Technician I

Requisition ID:  121389

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.


Under direct supervision, duties include the process, transport and storage of sample material.  Perform housekeeping and other general tasks in support of departmental driven functions, projects and programs.
  • Photograph core
  • Manual handling and transport of sample material (core, pulps) between processing areas and storage
  • Palletize core
  • Load and unload core boxes
  • Split and/or saw core
  • Weigh samples
  • Mark sampling intervals
  • Measure RQD, specific gravity, and point load
  • Generate/place bar codes and scan for dispatch to the lab
  • Prepare samples for analysis using appropriate techniques
  • Perform sample preparation for quality control program
  • Select Geomechanical samples (uniaxial, direct shear); wrap and mark samples
  • Capture Geomechanical data and enter it into forms/spreadsheets/databases
  • Validation of daily drill progress including Driller’s Daily log entry and capture
  • Assist with department administrative functions and processes
  • Perform housekeeping and other general duties as required


Minimum Qualifications


  • Basic knowledge of using a computer
  • Capable of using a measuring tape
  • Ability to follow directions and coordinate work with others
  • Good organizational skills
  • Ability to develop and maintain awareness of occupational hazards and safety precautions
  • Skilled in following safety practices and recognizing hazards
  • Ability to communicate effectively in English, both verbally and in writing




  • High School diploma or GED
  • 6 Months Previous Core Tech Job and/or Experience 
  • At least one (1) year of experience in an area or areas relevant to the assignment
  • Demonstrated high level of attention to detail
  • Proficiency in Microsoft Office, specifically including Word and Excel
  • Experience with SAP, ORAS, and/or CAS
  • 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 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 required to stand, sit, demonstrate manual dexterity, climb stairs and ladders, work on elevated platforms, talk, hear and see
  • Occasionally may be required to lift moderately heavy to heavy objects (up to 50 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

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: QC, Technician, ERP, SAP, Electrical, Quality, Technology, Engineering

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