Field Technician

Komatsu; Mesa (AZ); On-site; USD 60,000 - 80,000; Full time

Job summary

Komatsu is seeking an experienced Field Service Technician to support mining operations across the Southwest. This role involves working in the field with a company-provided service truck to diagnose and repair complex mining equipment on-site.

Candidates should have strong troubleshooting skills and 3+ years of experience with mining machinery. The position will require travel across Arizona and California for several weeks. A clean driving record is essential.

Qualifications

• 3+ years of experience maintaining mining equipment, especially electric drive trucks and excavators.
• Ability to read prints and complete repairs to OEM specifications.
• Clean driving record and strong troubleshooting skills.

Responsibilities

• Perform diagnostics, troubleshooting, and repairs on large mining equipment.
• Work in the field with a fully equipped service truck.
• Communicate potential issues to leadership and maintain equipment.

Skills

Troubleshooting skills in hydraulics

Electrical systems knowledge

Mechanical systems understanding

Proficiency with measuring instruments

Education

Accredited apprenticeship or technical college program

Job description

Job Overview

We are seeking an experienced Field Service Technician to support mining operations across the Southwest. This role is primarily field-based, working out of a company-provided service truck to diagnose, troubleshoot, and repair Komatsu mining equipment on-site.

This is a high-impact role for technicians who thrive in hands‑on environments, enjoy travel, and bring strong expertise in troubleshooting complex mechanical, hydraulic, and electrical systems. You'll travel to mining and job sites across Arizona and California for several weeks at a time.

Key Job Responsibilities

• Perform diagnostics, troubleshooting, and repairs on large mining equipment (e.g., haul trucks, shovels, excavators)
• Work primarily in the field using a fully equipped service truck
• Support equipment including: Komatsu haul trucks (HD785 and larger), Large excavators (PC2000 and above), Dozers (D375 and above)
• Apply advanced knowledge of hydraulics, electrical systems, schematics and systems troubleshooting
• Perform complex, high‑accuracy repairs and determine appropriate repair methods.
• Troubleshoot, maintain, and complete all levels of equipment repairs.
• Inspect tooling and PPE regularly.
• Communicate potential issues (materials, tooling, labor, quality, EHS, permitting, etc.) to leadership.
• Share relevant customer or vendor feedback.
• Maintain top technical competency and assist service crews as needed.

Qualifications/Requirements

• 3+ years of experience maintaining mining equipment (Electric Drive Trucks, shovels, drills, dozers, excavators, loaders preferred).
• Ability to read prints and complete repairs to OEM specifications.
• Able to work in the field for 4-6 weeks at a time, up to 70 hour weeks.
• Clean driving record.
• Strong troubleshooting skills in hydraulics, low voltage electrical, and mechanical systems.
• Proficient with precision measuring instruments.
• Completion of an accredited apprenticeship or 1 year technical college program is a plus.