a. Controlling the operation of the ship and care of persons on board.b. Marine Engineering.c. Electrical, electronic and control engineering.d. Maintenance and repair. On rank of 3rd engineer, I served contracts and as a part of my responsibilities I was taking care of boilers, Aux. Engine, Pumps, Air Compressor, and Incinerator efficiently. Highly specialized in maintenance of marine engines and marine machines.  Self-driven with ability to handle wide range of tasks. Highly motivated and enthusiastic team player with a desire to succeed. Good communication skills and a good team player.