Leo (Sung Joon) Kim has extensive experience in the telecommunications industry, currently serving as a Director and Regional Consulting SE at Ciena since 2005. Prior to Ciena, Leo held the position of Senior Manager at Tellord from 2004 to 2005 and served as a Senior System Engineer at both Mahi Networks from March 2003 to February 2004 and Tellabs from September 2001 to March 2003. Earlier in Leo's career, a role as a System Developer at Eastel Systems from November 1997 to September 2001 provided foundational expertise in system development.