High Voltage Electrician - USA

Mader Group; Colorado; Hybrid; USD 80,000 - 110,000; Full time

Benefits offered by this job

Per diem

Flights

Accommodation

Service truck

Referral bonuses

Job summary

Mader Group is seeking a highly skilled high-voltage technician to work across mine sites in the United States. You will diagnose, repair, and maintain HV systems on heavy equipment from OEMs including Sandvik, CAT, and Komatsu, with rotations 2/1, 2/2, or 7/7.

You will perform preventive maintenance, troubleshoot field failures, and support operations to minimize downtime. A valid safety mindset (LOTO, PPE) and ability to read wiring diagrams are essential.

Qualifications

• 3+ years of high-voltage experience on mining equipment (UG or surface).
• Strong experience with Sandvik equipment (jumbos, bolters, trucks highly preferred).
• Ability to work FIFO across the U.S. on a 2/1, 2/2, or 7/7 rotation.
• Solid troubleshooting and diagnostic skills in high-pressure environments.
• MSHA Electrical Certification preferred.

Responsibilities

• Maintain, diagnose, and repair high-voltage systems on heavy mobile equipment.
• Troubleshoot and respond to electrical breakdowns in the field and in-pit.
• Perform preventive maintenance and scheduled servicing on OEM equipment (surface & underground).
• Service and repair electric haul trucks and support equipment.
• Install, maintain, and repair transformers, switchgear, motors, and HV cabling.
• Conduct 24V and HV diagnostics, testing, and component replacement.
• Read and interpret schematics, wiring diagrams, and control circuits.

Skills

High-voltage electrical systems

Troubleshooting in field

Preventive maintenance

Read schematics and wiring diagrams

Diagnostic testing (HV)

Tools

Multimeters

Insulation testers

Earth testers

Job description

Per Diem + Paid Flights + Accommodation
2/1, 2/2 or 7/7 Rotations Available

What You’ll Be Doing

You’ll be hands-on, working across a variety of mine sites and equipment, including:

• Maintain, diagnose, and repair high-voltage systems on heavy mobile equipment
• Troubleshoot and respond to electrical breakdowns in the field and in-pit
• Perform preventive maintenance and scheduled servicing on OEM equipment (surface & underground)Service and repair electric haul trucks and support equipment
• Install, maintain, and repair transformers, switchgear, motors, and HV cabling
• Conduct 24V and HV diagnostics, testing, and component replacement
• Use testing tools like multimeters, insulation testers, and earth testers
• Read and interpret schematics, wiring diagrams, and control circuits
• Work across major OEMs including Sandvik, CAT, Epiroc, Hitachi, Komatsu
• Support operations by reducing downtime and keeping machines moving
• Apply strong electrical safety standards (LOTO, arc flash, PPE)

What We’re Looking For

• 3+ years of high-voltage experience on mining equipment (UG or surface)
• Strong experience with Sandvik equipment (jumbos, bolters, trucks highly preferred)
• Ability to work FIFO across the U.S. on a 2/1, 2/2, or 7/7 rotation
• Solid troubleshooting and diagnostic skills in high-pressure environments
• Valid driver’s license with a clean record
• Ability to pass a background check and pre-employment requirements
• Experience with automation systems or autonomous mining equipment preferred
• Exposure to large-scale mining projects or commissioning workpreferred
• MSHA Electrical Certification preferred

What You’ll Get

• Competitive pay plus per diem every day you are away from home
• Flights, accommodation, and meals fully covered every rotation
• Your own service truck — no sharing, fully equipped
• Referral bonuses up to $3,000
• Consistent pay reviews and career progression opportunities
• Work across multiple mine sites and states
• A team culture that actually delivers leadership from people who’ve worked in the field

Advertised: 07 Oct 2026 Mountain Daylight Time
Applications close: 07 Nov 2026 Mountain Standard Time