A professional who performs any combination of following tasks to process materials into finished or semifinished electronic components. Respnsibilities include:

• Reads work orders, formulas, and processing charts, and receives verbal instructions to determine specifications and sequence of operations.
• Weighs or measures specified ingredients and binding agents, using scales and graduates.
• Mixes and grinds material, using manual or automatic machines and equipment.
• Loads, unloads, monitors operation, and adjusts controls of various processing machines and equipment that bake, diffuse, cast, x ray, cut, polish, coat, plate, silk screen, and perform similar operations to prepare, combine, or change structure of materials to produce compositions with specific electronic properties.
• Cleans materials as required prior to processing operations, using solvents.
• Inspects, measures, and tests components according to specifications, using measuring instruments and test equipment.
• Encloses components in housings.
• Stamps or etches identifying information on finished component.
• Counts, sorts, and weighs processed items.
• Maintains manual or computerized records of production and inspection data.
• May be designated according to duties performed as beads baker; firer; pellet-preparation operator; preforming-machine operator; vacuum-evaporation operator; weight-count operator.
• Assembly of processed materials, parts, and components is covered under electronics assembler and electronics assembler, developmental.