Motorman (Моторист) / Seamen (Матрос) / Third Officer (Третий помощник)

Third Officer, Second Officer, Security officer

Motorman, Motorman / Turner, Motorman-welder

Motorman, AB / Fitter, AB / Welder

Motorman, Oiler, Rating forming part of a watch in a manned engine-room or designated to perform duties in a periodically unmanned engine-room, Wiper