Sentinel Dock & Door Solutions is one of Canada’s fastest-growing providers of commercial dock and door services - built by bringing together some of the best regional experts in the industry. What does that mean for you? You’re not just joining a company - you’re joining a growing platform with real prospect. As we expand across the market, we’re investing heavily in our people, our training, and the future of the trade.
NEX Industrial Supplies Inc. part of the Sentinel group, is looking for a Lead Hand, Service Technician who takes pride in doing quality work and wants to be part of something that’s growing.
Responsibilities:
Lead and mentor Service Technician Apprentices, helping develop the next generation of skilled trades professionals
Diagnose, troubleshoot, and repair overhead doors, loading dock systems, and related equipment - keeping operations running safely and efficiently
Perform on-site welding and fabrication to support high-quality installations and repairs
Accurately complete work orders, inspection reports, and site documentation, including photos
Take ownership of your tools and equipment- ensuring everything is well-maintained, safe, and ready to go
Champion safety and customer experience on every job, delivering work you can stand behind
Support and collaborate with teammates on more complex installs and service calls




Communicate clearly with both customers and internal teams to keep projects moving and expectations aligned
What you Bring:
5+ years of experience as a Lead Hand working with loading dock systems and commercial overhead doors
Hands-on welding experience, with the ability to support on-site repairs and custom work
Valid, clean driver’s license with reliable transportation to get you to and from job sites
Strong mechanical aptitude - you’re confident usinghand tools, power tools, and troubleshooting on the fly
Comfortable working at heights and infast-paced, physically active environments
Apositive, team-first mindset with a willingness to step up, support others, and get the job done right
What's in it for you:
Access to the Sentinel Training Facility, designed to set our technical team up for success and provide a clear progressive career path - a first-of-its-kind in the dock and door industry. This unique approach ensures our technicians have the tools, knowledge, and support to grow and thrive
Competitive hourly wage: Starting at $40.00 (based on experience) plus paid overtime
Weekly pay - with bonus opportuntites
Comprehensive health coverage: medical, dental, and life insurance
Uniform Program

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📌 Lead Hand, Service Technician - Overhead Doors (Ontario)
🏢 Sentinel Dock & Door Solutions
📍 Ontario