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Job summary

Custom Truck One Source (CTOS) 127 Earl Thompson Place, Ayr, ON N0B 1E0 * Utility Trucks & Equipment Boom /Bucket / Dump Trucks, Cranes, Digger Derrick. * 6:30 am-3:00 pm, Monday-Friday, OT as needed. About the Role Service Technicians (310T, 421A, 425A, 310S) Journeyman, or Red Seal. You will play a critical role in keeping specialized utility trucks and equipment safe, reliable, and ready for the field. This is a hands-on role where you will inspect, troubleshoot, repair, and maintain utility trucks, aerial devices, cranes, and other vocational equipment used by essential industries acro…

Job details

Custom Truck One Source (CTOS) 127 Earl Thompson Place, Ayr, ON N0B 1E0 * Utility Trucks & Equipment Boom /Bucket / Dump Trucks, Cranes, Digger Derrick. * 6:30 am-3:00 pm, Monday-Friday, OT as needed. About the Role Service Technicians (310T, 421A, 425A, 310S) Journeyman, or Red Seal. You will play a critical role in keeping specialized utility trucks and equipment safe, reliable, and ready for the field. This is a hands-on role where you will inspect, troubleshoot, repair, and maintain utility trucks, aerial devices, cranes, and other vocational equipment used by essential industries across North America. What You’ll Do * Diagnose, service, and repair utility trucks, aerial devices, cranes, and related equipment * Perform preventive maintenance and safety inspections * Troubleshoot mechanical, hydraulic, electrical, and pneumatic systems * Repair truck chassis, PTO systems, aerial lifts, booms, and attachments * Read and interpret schematics, blueprints, and manufacturer specifications * Use diagnostic tools and software (e.g., Cummins INSITE, DTNA, or similar) * Perform component rebuilds (gearboxes, cylinders, outriggers, etc.) * Conduct inspections, testing, and quality checks after repairs * Complete accurate service documentation and work orders * Ensure all work meets safety and quality standards (CSA, ANSI, dielectric testing where applicable) * Collaborate with team members in a professional shop environment * Participate in safety meetings and maintain a safe workplace Why Join CTOS? * Work on specialized, custom-built equipment—not repetitive dealership work * Stable, growing company supporting essential industries * Exposure to multiple trades (electrical, hydraulic, mechanical) * Opportunities for training, development, and advancement * Team-oriented culture focused on safety and craftsmanship Qualifications * Ontario Certificate of Qualification (preferred): * 310T – Truck and Coach Technician * 421A – Heavy Equipment Technician * 425A – Agricultural Equipment Technician * 310S – Automotive Service Technician * Strong experience with hydraulic and electrical diagnostics * Welding and fabrication experience is an asset * Experience with OEM diagnostic software preferred * Ability to work independently and as part of a team * High school diploma or equivalent * Valid Ontario Class G Driver’s License (clean abstract preferred) * Must have own tools Benefits * Dental care * Extended health care * Vision care * Life and disability insurance * Employee assistance program (EAP) * Paid time off About Custom Truck One Source Custom Truck One Source (CTOS) is a leading manufacturer and provider of utility trucks and equipment with over 30 years of experience. With 40+ locations across North America, 2,500+ employees, and a fleet of more than 10,000 units, CTOS supports customers in utilities, telecom, construction, forestry, energy, and rail—helping keep critical infrastructure moving every day. Apply today to build a career where your skills make an impact.

What you’ll do

The Service Technician will diagnose, service, and repair specialized utility trucks, aerial devices, and cranes. They are responsible for performing preventive maintenance, safety inspections, and ensuring all work meets industry safety standards.

Requirements

Candidates must hold a relevant Ontario Certificate of Qualification such as 310T, 421A, 425A, or 310S. Strong experience in hydraulic and electrical diagnostics, along with a valid Class G driver's license and personal tools, is required.

Benefits

• Dental care • Extended health care • Vision care • Life and disability insurance • Employee assistance program • Paid time off

Listed skills

• Software · Preferred
• Preventive Maintenance · Preferred
• Preventive · Preferred
• Health · Preferred
• safety · Preferred
• Documentation · Preferred
• Development · Preferred
• as part of a team · Preferred
• Time · Preferred
• maintenance · Preferred
• Diagnostic · Preferred
• Reliable · Preferred

Other relevant skills

Identified from the job description. Confirm important requirements above.

• Hydraulic diagnostics
• Electrical diagnostics
• Mechanical repair
• Preventive maintenance
• Safety inspections
• Troubleshooting
• Welding
• Fabrication
• Schematic reading
• Pneumatic systems
• Cummins INSITE
• DTNA
• Quality control
• Equipment maintenance
• Technical documentation