A professional who tends vacuum metalizing equipment that deposits decorative or protective coating of specified metal on metal, glass, or plastic objects. Respnsibilities include:

• Hooks or clamps articles onto rack.
• Positions pieces of coating metal over heating filament on rack.
• Positions rack in vacuum chamber, manually or using hoist.
• May plug in electrical connection or filaments.
• Connects gear to motorized jig that rotates rack inside chamber.
• Closes door and turns handles to seal chamber.
• Turns handwheel and starts pump to remove air from chamber.
• Starts booster and high vacuum pumps, and observes dials to obtain specified state of vacuum in chamber.
• Pushes button to heat filament which vaporizes coating metal and deposits it as film on objects on rack.
• Turns off electric current after specified time and turns handwheel to permit air to enter chamber.
• Opens door, removes rack, and lifts coated objects onto truck or dolly.