Jonathan is Senior Director of Solutions Marketing at Ribbon Communications, where he focuses on optical networking and domain orchestration solutions. Jonathan joined Ribbon from ECI where he held the same position. In notable prior roles, Jonathan was VP of Architecture Marketing at Nortel Networks, and VP of Business Development at Xtellus, an optical switching startup that was sold successfully. He served on the Board of Directors of the Alliance for Telecommunications Industry Solutions and the Multiservice Switching Forum.