Heavy Duty Mechanic - Winter Ice Road (Remote Camps)
Location: Bathurst Inlet, Nunavut
Schedule: 3-weeks on followed by 3-weeks off
Travel: Paid flights | Hotel provided | Paid Travel Days | Per diem for travel days
Matrix is seeking strong and motivated Heavy Duty Mechanics to join our maintenance team. In this role, you’ll be responsible for keeping our surface fleet operating safely, reliably, and ready for production every shift.
We’re looking for an experienced surface mechanic with demonstrated competency maintaining equipment with loaders, dozers, excavators, graders, SnowCats, Haul trucks and light/heavy duty trucks, with strong working knowledge of CAT systems, including CAT ET and SIS. Experience working in the North, including cold-weather operations, is an asset.
Key Responsibilities Perform preventive and corrective maintenance on surface fleet equipment
Diagnose and repair mechanical, hydraulic, pneumatic, and electrical faults (as applicable to fleet)
Troubleshoot electronic and control system issues using manufacturer diagnostics, including: CAT ET
CAT SIS (as applicable)

Maintain and troubleshoot diesel powertrain components, hydraulic systems, and related assemblies
Complete inspections and work orders with accurate, clear documentation
Follow service manual procedures and ensure repairs meet safety and operational requirements
Respond to breakdowns and support planned shutdowns under production timelines
Conduct work in accordance with all site safety procedures (LOTO, confined space where applicable, etc.)




Participate in failure analysis / root cause troubleshooting and continuous improvement
Requirements (Must-Have) Red Seal / Journeyperson Heavy Duty Mechanic
3–5 years mining equipment care and maintenance experience (minimum)
Demonstrated experience maintaining surface fleet equipment
Strong working knowledge with: Hydraulics and pneumatics
Mechanical systems
Electrical systems (12V/24V/480V where applicable)
Diesel powertrain components

Proficient in reading and applying: Wiring diagrams
Hydraulic schematics
Manufacturer service manuals

CAT ET and CAT SIS proficiency
Valid safety training/certifications as required by the site (e.g., WHMIS, LOTO, confined space where applicable)
Experience working in remote and northern conditions / cold temperatures
Valid driver’s license (if required by the location)
What We’re Looking For A mechanic who can diagnose fast and fix right
Strong commitment to safety, compliance, and quality
Willingness to work in a high-production surface setting
Clear communication with operators and maintenance team
Pride in delivering production-ready equipment in cold-weather conditions
Bonus (Preferred) Experience with CMMS/computerized maintenance systems
Track record of reducing downtime through preventive maintenance and root cause problem solvingExperience with major component repairs/rebuilds (hydraulic pumps/motors, gearboxes, drive components, etc.)
Matrix thanks all applicants—only those selected for interviews will be contacted

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📌 Heavy Duty Mechanic - Winter Ice Road (Nunavut)
🏢 Matrix
📍 Nunavut