MasTec - - Responsibilities: Read and interpret project plans, blueprints, weld symbols, and other written instructions and diagrams to perform task at hand; Perform GTAW, SMAW, FACW, GMAW and other mixed type of welds based on project needs; Field install welds, including, but not limited to: Structural; duct work, hoppers, bag houses, attachment points for Electricians, Ironworkers, and Pipefitters; Select proper fillers for welding task based on welding procedure specifications; Prepare welding surfaces per welding procedure to achieve proper joint detail