By 1947, Yun was serving as Secretary to the Korean Chief of Staff.

He also serves as the Senior Enlisted Leader to the Chief of the Joint Staff.

The Yard serves as a ceremonial and administrative center for the U.S. Navy, home to the Chief of Naval Operations.

Between 1958 and 1960, having been drafted into the Israeli Defense Forces, he served in the office of the Financial Advisor to the Chief of Staff.

In 1987, King served as the administrative assistant to the Chief of Staff of the United States Army at the Pentagon.

He subsequently served as Assistant Executive to the Chief of the National Guard Bureau.

He served as Assistant to the Chief of the Military Staff of the President of the Republic from 1993.

Until 1985, he served as Military Assistant (MA) to the Chief of the General Staff.

Following his tour on CG-55, he served as special assistant to the Chief of Naval Operations., Rinn retired in 1997.

After Vietnam he served at the National War College for three years as the executive officer to the Chief of Staff.