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Full Time Non-Exempt [Hourly] Technical Ayr, ON, CA
Custom Truck One Source (CTOS) 127 Earl Thompson Place, Ayr, ON N0B 1E0
Utility Trucks & Equipment Boom /Bucket / Dump Trucks, Cranes, Digger Derrick.
Monday-Friday, 6:30am - 3:00pm, 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)
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 qualified 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
Must have own tools
Dental care
Extended health 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.

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📌 Service Technician (HD Journeyman) (310T, 421A, 425A, 310S)
🏢 Custom Truck One Source
📍 Ontario