Professor Lewis has served in a variety of jobs at the college for over 20 years. A 23-year retired intelligence officer, he served with VS-30, USS Theodore Roosevelt and in a variety of other operational and shore commands. Some of his previous positions include: Deputy Director, Strategic Communications, NWC; Open Source Research Analyst, NWC; Assistant OIC, ONI Detachment Newport, Rhode Island; Navy Operations Group (Deep Blue), Washington; Chief of Space Warfare, Naval Space Command, Dahlgren; CNO Strategic Studies Group, Newport; Assistant Intelligence Officer, USS Theodore Roosevelt. He has an M.A. from the Naval Postgraduate School and a B.A. from Eastern Connecticut State University.