A professional who repairs and maintains machines and equipment used in processing and assembling electronic components, such as capacitors, resistors, semiconductor devices and assemblies for television, radio communication, and radar systems, following blueprints, schematic drawings, and other specifications, using handtools, power tools, and test equipment. Respnsibilities include:

• Confers with operators regarding equipment or machine malfunction.
• Starts equipment or machine, such as diffusion furnace, wave solderer, or ultrasonic welder, and inspects and tests mechanical, electrical, and electronic units and controls to diagnose malfunction, using test equipment.
• Reads blueprints and schematic drawings to determine repair procedures.
• Dismantles machine and disconnects controls, using screwdrivers, wrenches, wire cutters, and other handtools.
• Removes and repairs or replaces defective units.
• Assembles and installs equipment, such as shafts, conveyors, wires, tubes, and controls, using handtools and power tools.
• Adjusts electrical, thermal, and timing elements to meet specifications.
• Starts repaired or newly installed machines and equipment to verify readiness for operation.
• Records type of malfunction and repair work performed.
• Prepares requisitions for material and supplies.