Troubleshoot mechanical, electrical, instrumentation, and utility-related problems. Monitor equipment performance and minimize downtime and recurring breakdowns. Maintain maintenance schedules, equipment history cards, checklists, and records. Coordinate with Production, QA, QC, EHS, and external vendors for maintenance activities. Ensure maintenance work complies with GMP, SOPs, EHS, and statutory requirements. Support qualification/validation activities such as IQ/OQ/PQ where applicable. Handle maintenance-related CAPA, deviations, change controls, and audit observations. Maintain critical spare-parts inventory and coordinate procurement of engineering materials. Supervise contractors and ensure secure execution of maintenance jobs. Participate in shutdown planning, equipment installation, commissioning, and modification projects.