Underground Mine Mechanic

Bunker Hill Mining Corporation; United States; On-site; USD 70,000 - 95,000; Full time

Job summary

Bunker Hill Mine in Kellogg, Idaho, seeks an Underground Mine Mechanic to inspect, maintain, troubleshoot, and repair underground mobile equipment and fixed plant systems.

The role focuses on maximizing equipment availability, safety compliance, and minimizing downtime in a demanding underground environment.

Qualifications

• High school diploma or GED required.
• 3–5 years of industrial, heavy equipment, mining, or related maintenance experience.
• Underground mining experience preferred, especially hard rock operations.
• MSHA Part 48 certification preferred.
• Valid driver’s license required.

Responsibilities

• Inspect, diagnose, maintain, repair underground mining equipment (LHDs, haul trucks, drills, bolters, support vehicles).
• Perform scheduled preventive maintenance per manufacturer recommendations and site programs.
• Troubleshoot hydraulic, electrical, diesel engine, drivetrain, and pneumatic systems.
• Maintain/repair underground infrastructure (ventilation fans, pumps, compressors).
• Complete work orders and equipment documentation accurately and timely.

Skills

Troubleshooting hydraulic systems

Troubleshooting electrical systems

Diesel engine repair

Drivetrain repair

Pneumatic systems

Education

High school diploma or GED

MSHA Part 48 certification

Job description

Job Description

Position Overview

Bunker Hill Mine is seeking a skilled Underground Mine Mechanic to support safe, reliable, and efficient underground mining operations in Kellogg, Idaho. This position is responsible for inspecting, maintaining, troubleshooting, and repairing underground mobile equipment and fixed plant systems. The successful candidate will play a critical role in maximizing equipment availability, minimizing operational downtime, and ensuring compliance with MSHA, environmental, and site safety requirements.

Duties & Responsibilities

• Inspect, diagnose, maintain, and repair underground mining equipment including LHDs, haul trucks, drills, bolters, and support vehicles.
• Perform scheduled preventive maintenance in accordance with manufacturer recommendations and site programs.
• Troubleshoot hydraulic, electrical, diesel engine, drivetrain, and pneumatic systems.
• Maintain and repair underground infrastructure including ventilation fans, pumps, compressors, and related systems.
• Complete work orders, maintenance reports, and equipment documentation accurately and in a timely manner.
• Conduct pre-shift inspections and identify mechanical or safety concerns before equipment is placed into service.
• Coordinate with operations personnel to prioritize repairs and reduce production interruptions.
• Follow MSHA regulations, lockout/tagout procedures, and company safety standards at all times.
• Assist with equipment rebuilds, component replacement projects, and field modifications.
• Maintain a clean and organized work environment in underground and shop settings.

Experience Requirements

• High school diploma or GED required.
• Minimum of 3 to 5 years of industrial, heavy equipment, mining, or related maintenance experience.
• Underground mining experience preferred, particularly in hard rock operations.
• Strong troubleshooting skills involving hydraulic, electrical, diesel engine, drivetrain, and pneumatic systems.
• Experience reading and interpreting technical manuals, schematics, and equipment documentation.
• Working knowledge of MSHA requirements and safe maintenance practices.
• Experience welding, fabrication, or mechanical rebuilding activities is beneficial.
• MSHA Part 48 certification is preferred.
• Valid driver's license required.

Physical Requirements

• Ability to work underground in confined spaces, low-light, wet, dusty, and changing environmental conditions.
• Frequently lift and carry up to 50 pounds and occasionally move heavier components with assistance or mechanical aids.
• Perform prolonged standing, walking, climbing, bending, kneeling, and working on or around mobile equipment.
• Manual dexterity to safely operate hand tools, power tools, and diagnostic equipment.
• Ability to wear all required PPE, including respirators, self-rescuers, and other site-required protective equipment.

About Us

Bunker Hill Mine is a historic underground silver-lead-zinc operation located in Kellogg, Idaho, at the heart of the Silver Valley. With more than a century of mining heritage, Bunker Hill has played a foundational role in the region. Today, we are focused on building its future.

Operated by Bunker Hill Mining Company, the mine is being revitalized through modern engineering, advanced technology, and best-in-class safety and environmental practices. Guided by experienced leadership, strong values, and a clear vision, we are creating a responsible and sustainable operation for the long term. Joining our team means being part of an exciting restart - helping to build a safe, high-performing operation and shaping the next generation of responsible mining in the Silver Valley.

Our success is driven by the values we live every day. We empower our people to behave like owners, act with urgency, work safely, collaborate as team players, hold one another accountable, and continuously improve while supporting our community and responsible mining practices.