Sana

Sr Mechanical Technician

Atomic • Full-time

Jan 2016 - Present • 10 yrs 4 mos

Execute corrective, preventive, breakdown, and shutdown maintenance on rotating and static equipment including pumps, compressors, valves, heat exchangers, motors, cooling towers, gearboxes, and hydraulic & pneumatic systems, ensuring high equipment reliability and operational availability • Perform troubleshooting and fault diagnosis to minimize downtime and improve system performance • Lead maintenance teams, achieving 95% on-time job completion with strict adherence to HSE standards and safety protocols • Reduced equipment downtime by 40% through proactive planning, detailed job assessment, and effective spare parts and tools management • Conduct job site reviews to assess risk, scope, and resource requirements, ensuring safe and efficient execution • Performed comprehensive overhauling of Reactor Coolant Pump (RCP) including motor, pedestal, 3-stage hydrodynamical seal, and lower internals (Harbin Electric Power Equipment Co. Ltd.) • Executed overhauling of Safety Injection Pump (multistage – Shanghai Kaiquan Pump Group Co. Ltd.) and Centrifugal Charging Pump (multistage – JSC Frunze SNPO) ensuring reliable and safe operation • Carried out mechanical seal and casing gasket replacement of Component Cooling Water Pump (double suction – Shenyang Industrial Pump Co. Ltd.) • Conducted gasket replacement and cleaning of plate-type and shell & tube heat exchangers (Lanzhou LS Heat Exchanger Co. Ltd.), restoring optimal performance • Resolved recurring jamming/stuckness issues in a dismountable device (Heavy Mechanical Complex) through modification, improving reliability and reducing downtime • Performed testing, removal, and installation of pressurizer safety valves in compliance with operational standards • Maintain work packages and documentation for audit and compliance purposes, supporting internal and external audits • Train and mentor junior technicians, enhancing team capability, safety awareness, and productivity