Education: Secondary (high) school graduation certificate. Work site environment: At heights. Outdoors. Tasks: Install built-up roofing systems using materials such as asphalt saturated felts and hot asphalt and gravel. Install or replace asphalt shingles, wood shingles and shakes and masonry or baked clay roofing tiles on sloped roofs of buildings. Read blueprints, drawings and specifications to determine work requirements . Repair or replace shingles and shakes on sloped roofs of buildings. Repair or replace single-ply roofing systems. Repair roofing systems. Supervise other workers. Erect and install scaffolding, falsework and other working platforms. Supervision: 1 to 2 people. Transportation/travel information: Own transportation. Work conditions and physical capabilities: Fast-paced environment. Physically demanding. Handling heavy loads. Repetitive tasks. Weight handling: Up to 23 kg (50 lbs). Own tools/equipment: Steel-toed safety boots. Screening questions: Are you available for shift or on-call work?. Experience: 1 to less than 7 months. Employment terms options: Day.