As a Welder at Trinity, you'll apply appropriate welding processes to join, surface, fabricate, and repair parts of metal or other weldable materials according to layouts, work orders, blueprints, schematics, and sketches using manual, automatic welding, and/or semi-automatic welding equipment. You will use jigs/holding fixtures to lay out pieces to be welded according to blueprints, layouts, schematics, or work orders and uses manual/semi-automatic/automatic welding equipment to join, surface, fabricate and repair parts of metal or other weldable materials.