✦ Luna Orbit — Engineering (Non-Software)

Smelter Diagnostic Mechanic I

at Freeport-McMoRan

📍 Claypool, AZ, US, 85532 Unknown 💰 $29 – $39 USD / year Posted April 16, 2026
Salary $29 – $39 USD / year
Type Full-Time
Experience entry
Exp. Years Two (2) years
Education Not specified
Category Engineering (Non-Software)

Diagnose, maintain, install, and repair smelter process equipment and related mechanical systems at Freeport-McMoRan. The role includes preventative maintenance, basic welding tasks (as required), and training/mentoring other employees, with occasional fill-in supervisory coverage.

  • Perform diagnostic, replacement, and repairs on smelter process and mechanical equipment
  • Execute mechanical and lubrication preventative maintenance
  • Operate equipment such as forklifts, cranes, boom trucks, loaders, and small mobile equipment
  • Prioritize and decide on equipment repair actions as needed
  • Train and mentor other employees; fill-in supervisor duties as required

Hands-on industrial mechanical diagnostics and repair across anode plant, mold plant, converter, and acid plant equipment, including hydraulic and conveyor systems. Work involves troubleshooting and fixing components such as gear boxes, pumps, fans, conveyor belts, bearings, pulleys, gas lines, piping, and waterlines, plus lubrication preventative maintenance.

The ideal candidate is an early-career industrial maintenance mechanic with 2+ years of mechanical/maintenance experience and demonstrated mechanical aptitude. They can perform smelter diagnostic, repair, and preventative maintenance across acid and converter-related process systems, including conveyors and hydraulic equipment, and can demonstrate basic welding proficiency.

Two (2) years' experience in mechanical/maintenance crafts (including welderboilermakermachinist or facility maintenance/construction) or a combination of education and experience in industrial mechanical repair and maintenanceability to apply knowledge and technical skills while achieving 35% score on a written assessment where requiredproficient basic welding skillscompleted academic and practical competencies requiredexperience demonstrating the required mechanical aptitude
diagnostic maintenancemechanical/maintenance craftsindustrial mechanical repair and maintenancebasic welding skillsanode plantmold plantconverteracid planthydraulic systemsconveyor systemsgear boxespumpsfansconveyor beltsbearingspulleysgas linespipingwaterlinespreventative maintenanceforkliftscranesboom trucksfill-in supervisortrain and mentor
diagnostic maintenancemechanical/maintenance craftsindustrial mechanical repair and maintenancewritten assessment (technical skills/abilities and/or academic knowledge; as well as safety)basic welding skillsverbal and written work and safety-related communicationanode plantmold plantconverteracid planthydraulic systemsconveyor systemsgear boxespumpsfansconveyor beltsbearingspulleysgas linespipingwaterlinesconveyor tabletrough findersreturn idlersshovelscablesequipment repair prioritization and decision makingmechanical and lubrication preventative maintenanceequipment operationforkliftscranesboom trucksloaderssmall mobile equipmentwelding tasksfill-in supervisor
safe productionculture aligned with core valuescollaborationability to make repair decisionstraining and mentoring other employeesprioritizationsafety-focused mindset
Industry Manufacturing
Job Function Safely perform diagnostic maintenance and repairs for smelter equipment and related process systems.
Role Subtype Mechanical Maintenance
Smelter Diagnostic Mechanic IFreeport-McMoRanmechanical/maintenancediagnostic maintenanceindustrial mechanical repair and maintenancewritten assessmentbasic welding skillswelding tasksanode plantmold plantconverteracid planthydraulic systemsconveyor systemsgear boxespumpsconveyor beltsbearingspulleysgas linespreventative maintenanceforkliftscranesboom trucksfill-in supervisortrain and mentor

Must have 2 (two) years' experience in mechanical/maintenance crafts (or equivalent education+experience), Must have completed academic and practical competencies required, Must demonstrate proficient basic welding skills, Must achieve required score (35%) on the written assessment where required

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