A professional who tends machines that compress and extrude bulk yeast into continuous bars, cut bars into cakes of specified size, and wrap and heat-seal cakes. Respnsibilities include:

• Signals worker to fill hopper of extruder with yeast.
• Positions and threads roll of paper, plastic film, or foil through roller guide of wrapping mechanism, and starts machines.
• Removes yeast cakes from conveyor emerging from cutter and feeds cakes into wrapping machine, discarding cracked or malformed cakes.
• Observes cutting and wrapping operation to detect jamming or twisted wrapping.
• Packs wrapped yeast cakes in cartons.