Mine Engineering Tech

Kearny , AZ , US
Oct 09, 2021
Nov 08, 2021
Full Time

In coordination with Ray Mine Planning Department and Mine Drill and Blast, locate and sample drill patterns throughout the mine. Deliver collected drill samples to the QA/QC laboratory. Perform sample preparation for laboratory analysis according to established standards and techniques. After blasthole & sample preparation duties, on a daily basis assist mine survey, engineers, geologists, and laboratory personnel. This is a labor intensive position and must be comfortable spending 60% plus of time outdoors in all weather conditions.

  • Use Global Positioning System (GPS) to set out specified drill patterns when needed.
  • Determine where drilled holes are located using MineSight software.
  • Update daily maps of drilled blast patterns.
  • Create sample bags and numbering of daily blastholes.
  • Collect and deliver daily mine samples to QA/QC laboratory.
  • Perform sample preparation of mine samples for laboratory analysis, including crushing, pulverizing, and splitting.
  • Maintain sample preparation equipment.
  • Maintain QA/QC records for blanks, blind certified standards, and field duplicates.
  • Perform blasthole drill site stakeout preparation.
  • Assist mine surveyors staking crest lines, leach dump pad layout, shovel progress, leach dump progress, check working dump grades and elevations, and other daily duties when needed. Assist Technical Services staff with daily requests.

  • Maintain working inventory of mine sampling and sample preparation materials.
  • Assist Geology Department when needed.
  • Assist laboratory personnel when needed.
  • Willingness to learn survey instruments such as Trimble GPS and Lidar scanner.
  • Willingness to obtain drone license to fly mine drones for surveying.
  • Willingness to learn mining and surveying software.

  • Good physical condition.
  • Understanding of GPS.
  • Aptitude to learn software,
  • Working knowledge of all Microsoft Office applications.
  • A desire to work as a team member and help others.
  • Good communication skills.


High school diploma or GED


One year college and/or technical school

A core value of ASARCO LLC is "Safety First." The Company is committed to help employees continuously improve their efforts to work in the most safe, inclusive, socially and environmentally responsible manner practicable. Employee safety and health, both on and off the job, are critically important to the Company. Therefore, ASARCO LLC requires employees to have and effectively demonstrate good working knowledge of modern safety systems. Each employee will take prime responsibility for ensuring that s/he works within all required safety procedures and processes.

ASARCO LLC is an equal opportunity employer. Candidates must possess a current and valid driver's license. Offers of employment are contingent upon a successful criminal background check and pre-employment physical including a drug screen.

ASARCO LLC offers an excellent low-cost benefits package for medical/prescription/ dental/vision, disability coverage, life insurance and other optional coverage and 401(k) plan with company match.

The Ray mine is located 64 miles southeast of Phoenix and 70 miles northeast of Tucson. We have a robust carpool / vanpool program and encourage employees to participate. Employees save more than 50% of their commuting costs while reading, sleeping or just enjoying the view.