```Duties:```. Install glass in windows, Shower doors and mirrors, storefronts, and other structures. Measure and cut glass to fit specific dimensions. Remove old or broken glass and prepare surfaces for installation. Use power tools and hand tools to remove old caulk, putty, or adhesive. Apply new caulk, putty, or adhesive to secure glass in place. Install and secure frames, moldings, or other materials around glass. Clean and polish installed g...