Nissan is the new Executive Director of Migvanim – Ramat Hasharon Community Centers. Until recently, he served as the Executive director of Kefar Yona Community center. Prior to that, between 2011-2015, he was the Director of Kiryat Eqron community center. During the years 2007-2010 he worked as the Deputy executive director of Ramla Community center. During 2005-7 he was a Community Shaliach of the Jewish Agency to Kansas City, and in 2003-7 he was a Community center director in Ramla community Center.