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Process Operator Assistant

Excelsior Mining, Inc.
Dragoon, AZ Full Time
POSTED ON 6/10/2026
AVAILABLE BEFORE 10/7/2026
Job Title: Process Operator Assistant
Location: Johnson Camp Mine / Gunnison Project – Southeastern Arizona (between Benson and Willcox)
Company: Gunnison Copper
About the Role: Gunnison Copper is seeking a reliable and safety-conscious Assistant Process Operator to support daily operations at our chemical processing plant. Reporting to the Leaching Supervisor, this entry-level position assists with plant operations, equipment monitoring, and general maintenance duties.

Key Responsibilities:
  • Assist Process Operators in operating pumps, valves, and pipelines.
  • Help collect and label solution samples for testing.
  • Support chemical dosing adjustments under supervision.
  • Perform basic equipment checks and housekeeping tasks.
  • Enter operational data into logbooks and spreadsheets as directed.
  • Operate forklifts and mobile equipment (or be willing to train).
  • Participate in safety meetings and adhere to all site safety protocols.
  • Assist in updating SOPs and reporting equipment issues to maintenance.
Qualifications:
  • High school diploma or equivalent required.
  • 1 year experience in industrial, mining, or plant operations preferred (not required).
  • Willingness to learn chemical processes and plant systems.
  • Ability to follow safety procedures and instructions accurately.
  • Basic computer and communication skills.
  • Ability to lift up to 50 lbs and work in outdoor/plant environments.
  • Valid driver's license and reliable transportation.
  • Ability to work rotating shifts, any of seven days per week.
Gunnison Copper offers a competitive salary and benefits package to include paid time off and 401k.
Candidates must have the ability to work unrestricted in the U.S. as there is no visa sponsorship. Successful completion of a background check is required after the offer of employment. Gunnison Copper uses the E-Verify system during the hiring process to confirm employment eligibility to work in the United States.
** All positions at the Johnson Camp mine or the Gunnison sites are safety sensitive. As such, no one in a safety sensitive position is allowed on site while under the influence, or potentially under the influence, of controlled substances that may adversely affect their ability to safely perform their job duties. Applicants must be eligible to work in the United States.

Salary.com Estimation for Process Operator Assistant in Dragoon, AZ
$74,507 to $91,417
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