is a Canadian company that provides commercial dock and door services. Established in 2025 by Trivest Partners, a private equity firm, Sentinel was formed through the acquisition of the following regional service providers: Lenworth Building Services, Pro Door & Dock Systems, Mar-Lin Dock & Door, Door Doctor and Secord Docks. These companies specialize in the installation, repair, and maintenance of overhead doors, dock levelers, and related equipment for commercial and industrial facilities.
Pro Door & Dock Systems
based in
Mississauga, ON
is seeking to fill the role of
Concrete Helper
to support our installation and service teams. This is a great opportunity for someone who's reliable, physically capable, and eager to learn.. You'll be working alongside experienced technicians, helping with concrete prep and finishing for dock levelers, door frames, and other installations.
Key Responsibilities:
Assist with concrete mixing, pouring, and finishing
Prep job sites and clean up after installs
Load/unload tools and materials
Support installers with general labour tasks
Follow safety protocols and company procedures
What we're looking for:
Physically fit and comfortable with manual labour
Willing to work outdoors and in active job sites
Positive attitude and team player
Punctual and dependable
Experience in construction or concrete work is a plus, but not required
What's in it for you?
On-the-job training and mentorship
Tight-knit team with a strong safety culture
Competitive hourly wage and steady work
* $22/hour ~ $26/hour depending on experience
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