The Waterproofing Technician installs caulking in expansion, contraction, and control joints in interior and exterior masonry, door frames to masonry, windows to masonry, louvers to masonry, coping joints, concrete paving joints, saw cuts, and EIFS joints utilizing silicone, urethane, and acrylic-based sealants. In addition to their expertise in applying sealants, they are responsible for meticulously preparing surfaces to ensure optimal adhesion and longevity of the caulking. This may involve cleaning, priming, and repairing surfaces as needed to create a proper substrate for the sealant. Furthermore, the Waterproofing Technician carefully evaluates the condition of existing caulking and recommends repairs or replacement as necessary to maintain the effectiveness of the waterproofing system. Their attention to detail and commitment to quality craftsmanship are essential in protecting structures from moisture intrusion and preserving the structural integrity and aesthetics of buildings over time.