A professional who tends machine that separates whole nut meats from those that are chipped, broken, or wormy. Respnsibilities include:

• Turns dials to specified settings to separate nut meats.
• Connects calibrator to dials to verify settings.
• Starts machine and observes rejected nut meats to ascertain whether machine is functioning efficiently.
• Examines dial settings of machine periodically, using calibrator, and adjusts dials when necessary.