Chief mate on ships of 3,000 gross tonnage or more (Старший помощник капитана морского судна валовой вместимостью 3000 и более) / Chief Officer (Старший помощник) / Second Officer (Второй помощник)

Chief Officer, Master on ships of less than 500 gross tonnage engaged on near-coastal voyages, Officer in charge of a navigational watch on ships of 500 gross tonnage or more, Officer in charge of a navigational watch on ships of less than 500 gross tonnage, engaged on near-coastal voyages