The Flat Roofer position at Atlas-Apex Roofing (Kitchener) Inc. is essential for ensuring the installation and repair of various roofing systems. The role involves a range of responsibilities, including working with built-up and single-ply roofing systems, applying waterproof coatings, and erecting scaffolding. Candidates should have 2 to 3 years of experience in roofing, possess a valid driver's license, and be physically capable of handling heavy loads.