A professional who cleans and maintains wafer processing machines and equipment and mixes chemical solutions, following production specifications. Respnsibilities include:

• Reads work orders and specifications to determine machines and equipment requiring replenishment of chemical solutions.
• Measures and mixes chemical solutions, using graduated beakers and funnels.
• Pours chemical solutions into wafer processing machine tanks to replenish machine supplies.
• Cleans furnace accessories, such as quartz tubes and stainless steel tubing, using chemical solutions.
• Removes broken quartzware and wafers from furnace and vacuums interior of furnace.
• Cleans processing machines and equipment, using cleaning solvent and cloth.
• Removes and replaces empty machine and equipment gas tanks.
• Measures furnace temperatures, using thermal rod or thermocouple, and turns knobs on furnace control panel to adjust temperature.
• May re-stock storage shelves and work station with supplies, such as chemicals, alcohol, and rubber gloves.
• May maintain log records of machine and equipment processing readings.