A professional who supervises and coordinates activities of workers engaged in grinding sugarcane in series of crusher mills to extract juice. Respnsibilities include:

• Signals workers to regulate speed of conveyors and crusher rollers.
• Pries cane loose from between rollers to break up jams, using wooden pole.
• Adjusts tension of rollers to ensure total extraction of juice.
• Performs other duties as described under supervisor master title.