A professional who supervises and coordinates activities of workers engaged in tending machines and equipment, such as screens, settlers, flotation cells, thickeners, or filterers, to process ore concentrate and slurry. Respnsibilities include:

• Inspects machines, equipment, and conveyor systems to detect mechanical defects or malfunctions, and assigns workers to make repairs or adjustments.
• Observes workers to ensure compliance with safety regulations.
• Instructs new employees in machine and equipment operation.
• May be designated according to process supervised as Dewatering-Filtering Supervisor; Flotation Supervisor; Screen Supervisor.
• Performs other duties as described under supervisor master title.