A WELDER CS & SS (Carbon Steel & Stainless Steel) job involves performing high-quality welding on both carbon steel and stainless steel materials. This includes using various welding processes like GTAW (Gas Tungsten Arc Welding) and SMAW (Shielded Metal Arc Welding) to join and repair metal components. Key responsibilities include adhering to safety regulations, inspecting welds for quality, and maintaining welding equipment.