A welder job description goes far beyond joining pieces of metal. Welders play a critical role in construction, manufacturing, shipbuilding, aerospace, and pipeline industries. This career demands technical expertise, precision, and a strong understanding of welding techniques such as MIG welding, TIG welding, stick welding, and flux-cored welding. A professional welder must read blueprints, inspect materials, follow safety standards, and operate advanced welding equipment to create durable and high-quality structures.