Combination welder vs welder-machine operator

Differences between combination welder and welder-machine operator duties and responsibilities

Combination welder example responsibilities.

• Fitter-Qualify in SMAW, FCAW, GMAW, as per AWS D1.1.
• Repair wrecked tank cars using plasma, torches, welders, and air arc.
• Fabricate numerous shop projects using all processes in variety of positions on carbon, aluminum, and stainless.
• Assist lead welder in various welding, brazing, grinding, thermal, gouging, and arc cutting operations.
• Can position pieces to weld into jigs, holding fixtures, guides and steps using measuring instruments and hand tools.
• Assemble or secure pipes, tubes, fittings, specifications, by welding, brazing, soldering, or threading joints.
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Welder-machine operator example responsibilities.

• Weld required parts using GMAW, GTAW, and SMAW.
• Require to weld a wide veriety of assemblies, fabricate parts and maintain equipment and fixtures employing GMAW and GTAW techniques.
• Operate the welding robots and do rework with the MIG welder.
• Weld both steel and aluminum pressure tanks for both train and truck air brake systems.
• Dismantle metal assemblies and cut scrap metal, using thermal-cutting equipment such as flame-cutting torches or plasma-arc equipment.
• Position, align, fit, and weld together parts, using jigs, welding torch, and hand tools.
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