Mohammed Muffiz

• Supervised preventive and corrective maintenance of electrical, MEP and electronic systems
across metro stations, depots, and tunnels.
• Led a team of 12 technicians (electrical, BMS, fire alarm, ELV) ensuring timely
completion of work orders and efficient operations across metro facilities.
• Reduced unplanned downtime by 18% through implementation of optimized
preventive maintenance schedules.
• Executed preventive maintenance of MDB, EMDB & LVD Panels, lighting control panels
(ABB, PHILIPS), CBS (EATON, ABB), and generators (AVK).
• Monitor HVAC control systems (chillers, AHUs, FCUs, VFDs) through BMS for optimal
performance.
• Handled SCADA & BMS systems for monitoring HVAC, escalators, elevators, and tunnel
ventilation.
• Oversaw maintenance of photovoltaic systems, enhancing system reliability.
• Operated and monitored generator control panels (FRERK).
• Performed testing of AUTO, MANUAL, and EMERGENCY START functions of diesel
generators.
• Experienced in alarm monitoring, fault diagnosis, and reset procedures to ensure
uninterrupted power supply.
• Prepared fault investigation reports and root cause analyses, improving corrective
maintenance response times by 25%.
• Utilized CMMS (Maximo) to streamline maintenance workflows and scheduling.

• Preventive, predictive, and corrective maintenance of HT/LT motors, transformers,
switchgear, and MCC panels in alumina refinery operations.
• Maintenance and troubleshooting of variable frequency drives (VFDs), soft starters,
PLCs, and control circuits.
• Hands-on experience in power distribution systems (220kv/11kV/33kv/415V) and
refinery electrical networks.
• Inspection, testing, and maintenance of earthing systems, UPS, battery banks, and DG
sets for uninterrupted operations.
• Coordinating shutdown and turnaround maintenance activities to minimize downtime.
• Preparing maintenance schedules, SOPs, and job safety analysis (JSA) as per plant
standards.
• Coordinated installation and commissioning of new machinery.
• Maintained compliance with safety codes through audits and inspections.
• Maintained accurate records of installations, maintenance, repairs, and employee data.