Heavy Duty Mechanic

CFPA; Calgary; On-site; CAD 39,000 - 58,000; Full time

Benefits offered by this job

Training and development opportunities

Supportive team environment

Stable, full-time position

Job summary

KLS Earthworks & Environmental in Calgary is seeking an experienced Heavy Duty Mechanic to strengthen our maintenance team. You’ll diagnose, repair, and maintain a wide range of on‑road construction equipment, including trucks, trailers, and support vehicles, ensuring safety and peak performance.

Join a safety‑driven, family‑oriented company committed to excellence, with opportunities for hands‑on training, fleet upgrades, and occupational safety.

Qualifications

• Proven mechanic experience with heavy‑duty equipment; dealership experience preferred.
• Broad mechanical knowledge across Packers, Pavers and Rollers.
• Proficiency with repair tools including hand tools, power tools, diagnostic scanners, and alignment equipment.
• Ability to perform heavy lifting safely in varying outdoor conditions.
• Knowledge of hydraulics and electrical components.
• Excellent customer service and ability to communicate technical information clearly.

Responsibilities

• Perform diagnostics, maintenance, and repairs on on‑road construction equipment (trucks, trailers, etc.).
• Diagnose and repair diesel engines, transmissions, driveline, air brakes, suspensions, electrical, and hydraulic systems.
• Conduct preventative maintenance, oil/filters, inspections, greasing, and brake servicing.
• Utilize diagnostic software and testing equipment to troubleshoot systems.
• Carry out CVIP inspections and ensure compliance with regulations.
• Fabricate, modify, and repair truck/trailer components using welding and tools.
• Perform safety inspections and road tests before returning vehicles to service.
• Assist with fleet commissioning, upgrades, and installation of safety systems.
• Maintain maintenance records, parts coordination, and repair schedules.

Skills

Heavy-duty equipment knowledge

Diesel engines & drivetrains

Electrical systems

Hydraulic systems

Diagnostics

Safety inspections

Customer service

Tools

Diagnostic scanners

Welding equipment

Power tools

Electronic testing equipment

Job description

Join Our Team

KLS Earthworks & Environmental is seeking an experienced Heavy Duty Mechanic to join our Calgary-based team. This role is an addition to our strong maintenance group and plays a key part in keeping our on-road fleet operating safely, efficiently, and at peak performance.

Established in 1990, KLS Earthworks & Environmental is a family-rooted company and a leader in excavation, earthworks, and environmental construction across Western Canada. Built on a foundation of safety and operational excellence, we deliver time- and cost-saving solutions through a modern fleet and a highly skilled team of professionals.

At KLS, we value people who Help First, stay Hungry, are Willing to Learn, and remain Committed to doing the job right.

What You’ll Do

• Perform comprehensive diagnostics, maintenance, and repairs on on-road construction equipment including gravel trucks, truck and pup combinations, end-dump trailers, lowboy trailers, equipment haulers, service trucks, and other commercial fleet vehicles.


• Diagnose and repair diesel engines, transmissions, driveline components, air brake systems, suspension systems, steering systems, electrical systems, and hydraulic systems.


• Complete preventative maintenance services including oil and fluid changes, filter replacements, inspections, greasing, hydraulic hose replacement, brake servicing, and fleet maintenance programs.


• Utilize diagnostic software, electronic testing equipment, and manufacturer service information to troubleshoot engine, emissions, ABS, electrical, and vehicle control systems.


• Perform Commercial Vehicle Inspection Program (CVIP) inspections and ensure equipment complies with provincial and federal transportation regulations.


• Diagnose and repair trailer systems including air brakes, suspension components, lighting systems, hydraulic hoists, landing gear, and structural components.


• Fabricate, modify, and repair truck and trailer components using welding, cutting, hand tools, and power tools as required.


• Conduct safety inspections and road tests to verify repairs and ensure vehicles are operating safely and efficiently before returning them to service.


• Assist with equipment commissioning, fleet upgrades, and installation of truck and trailer accessories, components, and safety systems.


• Maintain accurate maintenance records, inspection reports, and work orders while coordinating parts requirements and repair schedules.


• Respond to fleet breakdowns and provide field service support when required to minimize downtime and keep projects operating efficiently.


• Adhere to all company safety policies, transportation regulations, and industry best practices while maintaining a clean and organized work environment.

Qualifications

• Proven mechanic experience with a focus on heavy-duty equipment; dealership experience is highly preferred.


• Strong mechanical knowledge across a broad range of machinery including Packers, Pavers and Rollers.


• Proficiency with repair tools including hand tools, power tools, diagnostic scanners, and alignment equipment.


• Ability to perform heavy lifting safely while working in various outdoor environments under different weather conditions.


• Knowledge of hydraulics and electrical Components.


• Excellent customer service skills with the ability to communicate technical information clearly to clients or team members. Join us as a Heavy Duty Field Mechanic and be part of a dedicated team committed to keeping essential machinery running efficiently! We value your expertise in maintaining complex equipment that drives progress across industries your skills will make a real impact every day!

What we are Offering

• Competitive industry wage


• Training and development opportunities


• Supportive team environment


• Stable, full-time office position


• Opportunity to grow within a leading earthworks company


• Play an important role in supporting workplace safety and employee success

KLS Earthworks Inc. is committed to creating a safe and inclusive workplace. We thank all applicants for their interest; however, only those selected for an interview will be contacted.