Perform the work necessary to ensure reliable operation of all plant machinery and mechanical equipment by troubleshooting problems, performing preventive and corrective maintenance tasks using drawings, sketches, operations manuals, manufacturer's instructions, and engineering specifications. Learn to diagnose troubleshoot, align, repair, and maintain mechanical, pneumatic and hydraulic systems and components such as the boiler, turbine generator, pumps, control valves, fans, other rotating equipment, and associated piping.