Execute preventive, predictive, and breakdown maintenance of mechanical equipment used in API manufacturing. Maintain reactors, centrifuges, dryers, filters, pressure vessels, heat exchangers, pumps, compressors, vacuum systems, agitators, pipelines, valves, and utility equipment. Plan and execute equipment overhauls, shutdown maintenance, and annual maintenance activities. Coordinate with Production to minimize equipment downtime and maximize plant availability. Troubleshoot mechanical failures and implement root cause analysis (RCA) and CAPA. Ensure calibration, inspection, and statutory compliance of mechanical equipment. Supervise mechanical contractors and ensure safe execution of maintenance activities. Prepare and maintain maintenance records, equipment history cards, SOPs, and documentation in SAP/CMMS. Support installation, commissioning, qualification, and validation of new equipment and projects. Ensure availability of critical spare parts and coordinate with Purchase and Stores. Drive energy conservation, cost optimization, reliability improvement.