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Freeport McMoRan Copper & Gold Inc.

United States

Company Profile

Powder Employee I - Sierrita - Green Valley, AZ


Job ID:



Green Valley, AZ, United States 

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Category Classification:

Energy and Power Jobs: Operations

Job Description:

Freeport-McMoRan is a premier U.S.-based natural resources 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 the world’s largest publicly traded copper producer, 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 for our employees. We encourage you to take some time to explore your career opportunities at Freeport-McMoRan.
Safely performs duties related to the blasting and excavation of natural materials at a skilled level.
  • May operate stemming equipment such as: backhoes, front-end loaders, skid-steer loaders, stemming trucks, and light-duty vehicles
  • May perform or be responsible for the following duties:
    • Programming blast patterns using electronic blasting system
    • Reviewing blast timing and sequence in accordance with tying in pattern
    • Measuring blast holes for total depth and water depth
    • Determining powder load and stem height
    • Proper priming of blast holes and depths
    • Assembling primer and placing primer with main charge in blast hole
    • Controlling inventory explosives
  • Communicate and interact with various departments and employees within various levels of organization
  • Responsible for the knowledge and safe performance of the following procedures:  clearing blast sites, securing and holding blocking positions,  blast initiation, post-blast inspection, misfires, mining out problem holes, dewatering blast holes, and lightning prediction
  • May assist with proper hook-up and delay techniques of non-electric, electric, and/or electronic initiation systems in accordance with blast design and engineering criteria
  • Perform pre-shift and work area inspections
  • Perform other duties as required

Minimum Qualifications

  • Six (6) months of mine operations experience
  • Basic computer skills
  • Must obtain permission to legally handle explosives per ATF standards once in position
  • Knowledge of hazards associated with all blast patterns, including securing blast areas from public access and equipment