Job Description


Sentinel Dock & Door Solutions is a leading Canadian provider of commercial dock and door services. Established in 2024 by Trivest Partners, Sentinel was formed through the acquisition of top regional service providers: Lenworth Building Services, Pro Door & Dock Systems, Mar-Lin Dock & Door, Door Doctor, and Secord Doors. Together, we specialize in the installation, repair, and maintenance of overhead doors, dock levelers, and related equipment for commercial and industrial facilities.

Mar-Lin Dock & Door is on the hunt for a Lead Hand, Service Technician—skilled, dedicated individuals ready to join our growing team.

Key Responsibilities:

  • Inspect, diagnose, and repair overhead doors, loading docks, and related equipment
  • Perform on‑site welding and fabrication as required to support installation and repair work
  • Complete work orders, inspection sheets, and capture site photos for documentation
  • Maintain service equipment and en...

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