A professional who operates machine to mix various charges of molten metal and maintain metal at specified temperature for use in converters and furnaces. Respnsibilities include:

• Moves controls to raise lid of mixer and signals overhead crane operator to pour metal from transfer ladle into mixer.
• Turns controls to adjust fuel and air mixture to mixer burners to maintain specified temperature in mixer, and to rotate arm that mixes molten metal.
• Signals overhead crane operator to position ladle for receiving molten metal from mixer for delivery to converters or furnaces.
• Moves controls to tilt mixer and fill ladle.
• Inserts long-handled spoon in ladle to obtain sample of molten metal and pours sample into mold for laboratory analysis.
• Repairs mixer lining, using refractory materials and handtools.