Perform advanced tasks based on experience, such as welding (MIG, TIG, and Arc), metal fabrication, and operating machinery including lathes, mills, drill presses, grinders, and other metalworking tools. This may involve servicing or replacing parts such as hydraulic and pneumatic cylinders, gears, chains, sprockets, hoses, brakes, clutches, wheels, bearings, gearboxes, springs, and other mechanical systems.