[1] After the war, Connor entered the Central Intelligence Agency as an operations officer and was stationed at headquarters in Washington and abroad.
In his role as Borough President, he served as a member of the New York City Board of Estimate, which was responsible for budget and land-use decisions.
[1] Connor was appointed by Governors Nelson Rockefeller and Hugh Carey as Commander of the New York Naval Militia with the rank of Rear Admiral NYNM.
He annually performed two or more weeks of active duty on Navy ships or aircraft in the United States and abroad as he was a designated naval aviator as well as being qualified for command at sea.
[1] After leaving the Navy Department, Connor performed consulting services for various maritime interests, including the Port Authority of New York and New Jersey and Barber Steamship Lines in Annapolis, Maryland, where he was also a director of the Navy Sailing Association and a volunteer coach of the Naval Academy Sailing Squadron.