Welding Engineering is a sophisticated engineering discipline that extends far beyond the visual spectacle of arcs and sparks. This field encompasses elements of materials science, metallurgy, lasers, design, inspection, quality assurance, and the integration of mechanical, electrical, and electronic systems. Welding engineers are specialists in material joining, leveraging extensive knowledge of physics, engineering principles, metallurgy, materials, and welding standards to design, examine, and evaluate welds. Their expertise also includes planning, supervising, and documenting welding operations in accordance with relevant codes, contracts, and drawings. At its core, welding engineering is inherently interdisciplinary. For example, when selecting materials for fabricating a structure, a welding engineer acts as a material scientist, understanding how metals respond to the heat and stresses of welding. In choosing a welding process, they must grasp the impact of welding parameters on material properties. They must design components with the knowledge that welding can significantly alter material properties.