We are seeking an experienced and safety conscious Flat Roofing Mechanic / Torch-On Specialist to join our growing operations. The ideal candidate specializes in commercial roof assemblies, low-slope waterproofing systems, and multi-layer modified bitumen (SBS) torch-applied systems. You will work on new construction, re-roofing, and maintenance projects, ensuring high-standard waterproofing compliance with the National Building Code of Canada (NBCC) and regional regulations.

Job Summary

1. Torch-On & Membrane Application

* Install, repair, and replace low-slope and flat roof assemblies using Styrene-Butadiene-Styrene (SBS) modified bitumen membranes (torched base, smooth, and cap sheets).

* Properly manage propane-fired torches to heat and bond membrane sheets safely and evenly, securing watertight seams, laps, and flashings.

* Install multi-layer insulation systems, cover boards, vapour barriers, and recovery boards over steel, concrete, or wood deck substrates.

2. Roof Assemblies & Flashing Details

* Construct and tie-in complete roof assemblies, ensuring optimal thermal performance, slope-to-drain integrity, and drainage design.

* Fabricate and install sheet metal flashings, coping caps, counter-flashings, gravel stops, scuppers, and expansion joint covers.

* Seal penetrations, curbs, vents, drains, and roof-mounted equipment units meticulously.

3. Maintenance, Inspection & Repairs

* Conduct diagnostic leak investigations, core cuts, and condition assessments on existing low-slope roofs.





* Execute preventative maintenance and corrective repairs on blistered, cracked, or punctured torched membranes.

4. Safety & Site Operations

* Strictly adhere to provincial Occupational Health and Safety regulations, local fire codes (including hot-work permits and continuous fire-watch routines), and company safety policies.

* Wear mandatory personal protective equipment (PPE), use fall-protection harnesses, and properly set up safety guardrails, warning lines, and scaffolding.

* Complete daily hazard assessments and ensure secure handling, storage, and transport of propane cylinders and hazardous materials.

Skills

Qualifications & Requirements

Experience: Minimum 2 to 3 years of verifiable hands-on experience in commercial flat roofing, with a core focus on SBS torch-on applications.

Certification / Credentials:

* Completion of a provincial Roofer apprenticeship program or equivalent years of documented trade experience.

* Valid provincial driver’s license with a clean abstract (ability to drive company service trucks/transit equipment preferred).

Mandatory Safety Tickets (Canadian Standards):

Working at Heights / Fall Protection** (approved training program).

WHMIS** (Workplace Hazardous Materials Information System).

Propane Handling / Safely Changing Torch Cylinders** certification (varies by province, e.g., propane ticket).

* Standard First Aid / CPR is an asset.

Pay: $26.00-$30.00 per hour

Expected hours: 30.0 – 45.0 per week

Work Location: In person

📌 Roofer (Dartmouth)
🏢 LUSSO EXTERIORS
📍 Dartmouth