The U.S. Navy announced Tuesday they they have ended search and rescue efforts for Information Systems Technician 2nd Class Ian McKnight.
He was assigned to USS Nimitz (CVN 68) and was believed to have gone overboard September 6.
The USS Nimitz is a West Coast based aircraft carrier and they were in the North Arabian Sea.
The Navy said the search was called off after the ship was searched and a man overboard alert was put out.
McKnight is listed as duty status whereabouts unknown and his next of kin has been notified.
The incident remains under investigation.