He was also a "far east expert". He joined the National Security Agency in 1962, after having worked in the Office of the Assistant to the Secretary of Defense for Special Operations. Prior to that he had worked in the Armed Forces Security Agency, starting in 1950, the National Security Agency"s predecessor.
During his time with the National Security Agency he also served in the Japan office of the agency as well as the Special United States. Liaison Officer, London.
From 1996 to 2003, he served as the President of the Board of Directors of the National Cryptological Museum Foundation.