Service Technician

Komatsu; Prescott (AZ); On-site; USD 52,000 - 76,000; Full time

Job summary

Komatsu seeks a skilled Service Technician to support electric drive wheel loaders and drills across open pit mine sites in the Southwest. The role requires strong mechanical and electrical skills to troubleshoot, repair, and maintain heavy equipment.

The position is onsite with a Monday–Saturday schedule, 10–14 hour days. The technician will perform maintenance, diagnose, adjust, repair or replace defective components, and conduct field repairs at customer sites, ensuring safety and quality

Qualifications

• 3+ years of mining or construction equipment experience.
• Ability to read and interpret technical schematics and manuals.
• Ability to diagnose, troubleshoot, and repair mechanical, hydraulic, and electrical systems.

Responsibilities

• Maintain, repair, service, and inspect Komatsu electric wheel loaders and drills.
• Diagnose mechanical, hydraulic, and electrical systems.
• Replace defective parts and perform field service at customer sites.
• Conduct on-site repairs at open pit mine sites.

Skills

Reading schematics & manuals

Troubleshooting

Mechanical systems

Electrical systems

Safety awareness

Job description

Service Technician

We are seeking a skilled Service Technician to support electric drive wheel loaders and drills across multiple open pit mine sites in the Southwest. This role requires a strong mechanical and electrical skillset to troubleshoot, repair, and maintain heavy equipment. The position is located onsite and the schedule is Monday through Saturday, 10–14 hour days.

Key Job Responsibilities

• Maintenance, repair, service, and inspection of Komatsu Electric Wheel Loaders and Drills
• Able to diagnose mechanical, hydraulic, and electrical systems
• Adjust, repair or replace all defective equipment parts, components or systems serviced at customer sites
• Diagnose and repair electrical, hydraulic, and mechanical issues on heavy equipment
  • 24V and high‑voltage systems (up to ~600‑700 volts)
  • Hydraulic systems (leak repair, pressure testing, pump setup)
• Conduct field repairs at open pit mine sites

Qualifications & Requirements

• 3+ years of mining or construction equipment‑related experience
• Strong proficiency in reading and interpreting technical schematics and manuals
• Demonstrated ability to efficiently diagnose, troubleshoot, and repair issues in mechanical, hydraulic, and electrical systems common to mining and/or construction equipment
• Strong commitment to safety and quality standards

Preferred Qualifications

• Experience with:
  • Drills
  • Electric wheel loaders (e.g., 1150‑2350 series)
  • Equipment formerly branded as LeTourneau