Job Description:

• 1) Selects and cultivates yeast cells to develop pure yeast culture for brewing beer and malt liquors: Samples beer in fermenting stages to select specimens containing yeast cells having specific reproduction characteristics.

• 2) Prepares cover glasses and slides with smears of yeast preparation taken from beer samples.

• 3) Examines slides under microscope to isolate specific cells and record position of cells.

• 4) Incubates slides to allow colonies of cells to form.

• 5) Inoculates cells with hopped wort, using sterile needle to transfer cells from slides to flasks containing wort.

• 6) Cultivates cells in flasks by incubation and propagates single cell cultures by transferring cells to additional flasks.

• 7) Siphons developing yeast culture from flasks to tanks and pumps yeast culture from tanks to sterile barrels.

• 8) Seals barrels with sterile bung and packs sealed barrels in dry ice to prevent yeast degeneration.

• 9) Cleans and sterilizes equipment.