• Served as senior in full charge of engine room watchkeeping; handled additional responsibilities including energy management, project management, crisis management, and quality ,health, safety, and environment (QHSE) concerns.• Supervised maintenance and performance monitoring as the 3rd Engineer; managed spare parts inventory for auxiliary engines, diesel generators, and boilers.• Oversaw top fittings for the main engine, including fuel injectors, fuel pumps, and exhaust valves; led bunkering operations and the bunkering team; reported directly to the Chief Engineer.• Directed maintenance of critical equipment and life saving appliances, including lifeboats, rescue boats, and the emergency generator; performed regular testing of engine room emergency systems.• Gained extensive experience with handling ship’s main propulsion and auxiliary machinery on MAN electronic and Camshaft engines, Sulzer RTA, and RT Flex engines, as well as experience in Vessel dry docking, boiler surveys, and auxiliary engine major overhauls.• Served as 4th Engineer and handled maintenance and spare parts inventory management of purifiers, air compressors, and engine room pumps.• Studied tasks and responsibilities of the 2nd Engineer and mastered new skill sets; managed rest hours per MLC.• Aided in overall engine room maintenance and upkeep; ensured all systems were in good working order and adhered to established standards of Port State Control.• Documented and reported on state of systems and equipment in accordance with all international environmental regulations.