Heavy Duty Mechanic

klsearthworks; Calgary; On-site; CAD 70,000 - 110,000; Full time

Benefits offered by this job

Competitive wage

Training and development

Supportive team

Full-time position

Growth opportunities

Safety focused workplace

Job summary

KLS Earthworks & Environmental in Calgary is seeking an experienced Heavy Duty Mechanic to maintain and repair on-road fleet equipment, including gravel trucks, trailers, and service trucks. Join a safety‑driven maintenance team.

You will diagnose engines, transmissions, hydraulics, and braking systems, perform CVIP inspections, maintain records, and support fleet uptime through field service when needed. Competitive wage, training, and growth opportunities.

Qualifications

• Proven heavy-duty mechanic experience, ideally with on-road equipment.
• Experience with diesel engines, transmissions, hydraulics, and electrical systems.
• Ability to lift safely and work outdoors in varying weather.
• Strong communication with clients and team members.

Responsibilities

• Perform diagnostics, maintenance, and repairs on on-road construction equipment including gravel trucks, trailers, and service trucks.
• Diagnose and repair diesel engines, transmissions, driveline components, air brake systems, suspensions, electrical, and hydraulic systems.
• Complete preventative maintenance services including oil changes, filter replacements, inspections, greasing, and brake servicing.
• Use diagnostic software and service information to troubleshoot engine, emissions, ABS, and vehicle control systems.
• Perform CVIP inspections and ensure compliance with provincial and federal regulations.
• Maintain accurate maintenance records, inspections, and work orders; coordinate parts and schedules.

Skills

Heavy-duty equipment expertise

Dealer experience preferred

Diagnostic tools

Manual dexterity

Excellent communication

Tools

Diagnostic scanners

Hand tools

Power tools

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.