A professional who supervises and coordinates activities of workers engaged in rebuilding and repairing anodes and cathodes of aluminum-reduction pots. Responsibilities include:

• Trains workers in operation of machines and equipment.
• Observes machine gauges to verify conformance to specifications.
• Performs duties as described under supervisor master title.
• May supervise workers engaged in adjusting and maintaining electrolytic magnesium refining cells and be designated cell maintenance supervisor.