Dion Joannou joined Viavi (then JDSU) in January 2015 as senior vice president of global sales and is responsible for all customers globally. Most recently, Dion was CEO of two privately-held companies and has deep sales, strategic and executive management experience in both large and small companies. Prior to these roles, Joannou had a successful 15-year career at Nortel, including roles as president for North America for both the enterprise and carrier markets, chief strategy officer, president for the Caribbean and Latin America, and vice president of Vodafone global account. Dion holds a B.A. in business administration from Southern lllinois University and an M.B.A from the University of Miami.