A professional who directs operations of number of grain and feed mills under one establishment. Responsibilities include:

• Estimates operating time of each mill to produce various kinds of grain or feed products, basing estimates on experience, sales records, and anticipated need of stock.
• Prepares comparative data for each mill and type of product, and issues orders to each miller supervisor concerning his particular mill.
• Plans new mills, selects milling machinery, and ensures that machinery is installed according to specifications.
• May supervise workers engaged in changing existing mills to improve production.