A professional who fills glasses with beer drawn from tap and hands filled glasses to patron or to worker who serves patrons.

• Inserts hose couplings into fittings on barrel to connect beer tap and CO2 automatic pressure regulator to beer barrel.
• Twists valve control lever to pressurize beer barrel.
• Pulls tap control handle to pour beer.
• Wipes bar and equipment with cloth to clean.
• May wash and sterilize glasses.
• May order and inventory supplies.
• May wax bar.