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 chance. As we expand across the market, we’re investing heavily in our people, our training, and the future of the trade.

Pro-Door located in Barrie, Ontario part of the Sentinel group, is looking for a Service Apprentice, Technician who are the driving force behind our success - the heartbeat of our company. We’re looking for skilled, dedicated individuals to join our growing team.

Key Responsibilities:
Assist Lead technicians with repairs and maintenance of overhead doors and loading dock equipment
Accurately complete work orders, inspection forms, and capture site photos for documentation
Maintain tools, equipment, and PPE to ensure readiness and compliance
Follow all safety protocols and contribute to a secure, professional work environment




Deliver outstanding customer service while representing the company in office

What we're looking for:
Clean, valid driver’s license and reliable transportation
Strong mechanical aptitude and confidence using hand and power tools
Comfortable working at heights
Positive attitude and a team-first mindset

Assets:
Experience with loading docks and commercial overhead doors
Welding or millwright experience

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 $23.00 (based on experience) plus paid overtime
Comprehensive health coverage: medical, dental, and life insurance

📌 Service Apprentice, Technician Barrie (Canada)
🏢 Sentinel Dock & Door Solutions
📍 Canada