An SMD (Surface Mount Device) job typically involves assembling, inspecting, and repairing electronic components mounted on circuit boards using surface-mount technology (SMT). Professionals in this role operate machinery, such as pick-and-place machines, soldering equipment, and microscopes, to ensure accuracy and quality. Common positions include SMD technicians, operators, and engineers, who work in industries like electronics manufacturing and telecommunications. Skills in soldering, circuit analysis, and reading technical schematics are often required.