Matt Marsden is Vice President, Technical Account Management, Public Sector at Tanium. Previously at KeyW Corporation, he served as Team Lead, USCYBERCOM J73, Cyber Adversary Tactics Office (CATO), leading a team of cyber operators, intelligence analysts, and network engineers in the planning and execution of opposition force (OPFOR) activities for DoD cyber exercises, Cyber Mission Force (CMF) certification, and training events. He was also lead instructor and content developer for an intermediate level cyber security course. As a Training Instructor/ Master Training Specialist for the Navy, he provided new accession Navy Information Warfare Officers the concepts and skills necessary to prepare them for assignment in the Signals Intelligence, Electronic Warfare, and Cyber Warfare domains. He also directed and coordinated the advanced technical training of Cryptologic Direct Support Maintenance personnel.