A professional who supervises and coordinates activities of workers engaged in molding plastic products, applying knowledge of molding machine setup and operating techniques and production machining methods. Respnsibilities include:

• Reads operating logs to identify inoperative injection or blow molding machines, determines reasons for machine malfunction, and arranges for machine repair.
• Reviews production schedules and work orders, and assigns duties to workers according to order priorities.
• Studies quality control reports to identify product defects and directs machine operators to adjust machines to eliminate flaws.
• Examines molded products from each machine to verify conformance to specifications.
• Conducts or directs training of new employees in machine operation.
• Confers with management and other supervisors to resolve production problems.
• Performs other duties as described under supervisor master title.