senior officer
старший офіцер; старший начальник; командир (з'єднання)
старший офіцер; старший начальник; командир (з'єднання)
field officer (field-grade officer / senior officer)
Senior Air Defense Officer (SADO)
Senior Chief Petty Officer (SCPO)
senior noncommissioned officer
senior personnel staff officer
senior technical staff officer