A professional who tends equipment that coats preassembled groups of contact springs for relays and switches. Respnsibilities include:

• Secures springs with screws, using foot-controlled pneumatic screwdriver.
• Loads multispring subassemblies on conveyor of equipment that coats terminals of subassemblies with tin.
• Loads solder bars and flux solution into equipment, and sets thermostat to control temperature of tinning solution.