Nahum is the Founder and President Emeritus of OptoKnowledge. Nahum founded OptoKnowledge in 1991 to enact meaningful change within the United States’ defense industry. In his current role as President Emeritus, Nahum dedicates his efforts to business development initiatives and advising various research and development projects. Before founding OptoKnowledge Nahum spent a decade and a half at the TRW Group, focused on space and technology as well as global defense. His first career was in the Israeli Defense Forces (IDF), where he served as a Tank Battalion Commander. He has also received 14 patents for his extensive research in defense technologies.