A professional who controls equipment to clean and grind whole grain for use in production of distilled liquors. Respnsibilities include:

• Inspects carloads of whole grain to detect presence of harmful insects, such as weevils and grain beetles.
• Collects sample of grain from each carload for laboratory analysis.
• Records number of boxcar from which each sample is taken.
• Pumps whole grain from boxcars to storage tanks or hopper of cleaning machine, using air-conveyor chutes.
• Starts automatic cleaning machine that blows and sifts foreign particles, such as dirt, twigs, and stones from whole grain and conveys clean grain to storage tank for further processing.
• Pumps clean grain from storage tank into hopper balanced on scale and records weight of grain before dumping into grinding machine.
• Starts grinding machine, and regulates flow of grain from hopper.
• Pumps ground meal from grinding machine into scale-hopper to compute and record difference in weight of grain before and after grinding.
• Pumps ground meal into meal tank for further processing.
• Signals miller helper, distillery to connect air-conveyor chutes to pumps and storage tanks, clean or change screens on cleaning machine, stop and start pumps, conveyors, and machines, and lubricate moving parts of machines and equipment.
• Makes minor repairs and adjustments to pumps, air-conveyor chutes, and machines.
• May be designated according to specific duties as Grain Miller; Grain-Cleaner-And-Transfer Operator.