4th Engineer (Четвертый механик) / Chief Engineer (Старший механик) / Deck Engineer (Палубный механик) / Driller (Бурильщик) / Electrician (Электрик) / Motorman (Моторист) / Second Engineer (Второй механик) / Third Engineer (Третий механик)

4th Engineer, Third Engineer

Motorman, Oiler

4th Engineer

Officer in charge of an engineering watch in a manned engine-room or as designated duty engineer in a periodically unmanned engine-room on ships powered by main propulsion machinery of 750 kW propulsion power or more, Second Engineer, Second engineer officer on ships powered by main propulsion machinery of 3000 kW propulsion power or more