for two or three year tenures. List of Vice Chiefs of Staff of the Army Timeline See also Sergeant Major of the Army Under Secretary of the Army Assistant Commandant of the Marine Corps (USMC counterpart) Vice Chief of Naval Operations (USN counterpart) Vice Chief of Staff of the Air Force (USAF counterpart) Vice Chief of Space Operations (USSF counterpart) Vice Commandant of the Coast Guard (USCG counterpart) References External links Official Website United States Army organization Vice chiefs of staff