Moon is a partner with the law firm of Moon, Park, and Associates. He holds his juris doctor degree from the Marshall-Wythe School of Law, College of William and Mary, and bachelor of arts in East Asian studies (China focus) from Harvard University. He is a member of the Annandale Rotary Club and the former treasurer of the American Youth Philharmonic Orchestras. Moon has served as a member of the Fairfax County Planning Commission, the Governor's Urban Policy Task Force, and the Virginia Advisory Committee of the U.S. Civil Rights Commission. He is also a former member of the Fairfax-Falls Church Regional Council of the United Way, the Community Service Fund (Fairfax-Falls Church Region), and the United Way.
Moon is a former ESOL student and father of two FCPS graduates. He enjoys teaching Sunday school.
He served on the board previously from July 1995 to 1999 and then from January 2004 to present. He served as Board chairman in 2006, 2012, and 2013 and as Board vice chairman in 2005 and 2011.
Current term expires 12/31/19