A professional who cleans filter screens used in diatomaceous-silica filtering machine. Respnsibilities include:

• Disassembles screens from frame by hand or using wrenches.
• Flushes residue from screens with water hose or immerses and boils screens in tanks of boiling water.
• Cleans and reassembles screens and frames, using brushes and handtools.
• Cleans working area and equipment, using mops and brooms.