Oversee the performance and maintenance of large production machinery. Performs repairs and preventive maintenance on various machines. Thoroughly cleans machines and machine parts, removing parts and reinstalling as necessary. Oils and lubricates moving parts on machines to ensure effective performance. Records and reports damaged, worn, or broken parts. Orders and installs replacement parts for machines. Identifies the causes of unexpected breakdowns of machines. Repairs broken machines quickly and efficiently. Prepares reports documenting work performed. Cleans, organizes, inventories, stocks, and otherwise maintains shop areas, parts, tools, and supplies. Coordinates with managers to schedule regular maintenance on machines. Collaborates with product manager or plant engineer regarding new products being added and modifications that will be required. Makes necessary modifications and implements tests runs; confers with product manager regarding test results and makes additional alterations to machinery as required.