Andrey Popoff received a Specialist degree (an intermediate one between B.S. and M.S.) in electronic systems from Kiev Radioengineering Institute of Air Defence in 1985 (in Kiev, former USSR). He started his career as an officer of Electronic Intelligence Corps in the Central group of troops of USSR Armed Forces deployed in former Czechoslovakia (now Czech Republic). A. Popoff received his Candidate of Science degree (Ph.D. equivalent) in electronic systems/defence technologies from Kiev Military Institute of Control and Communication in 1996. As an instructor at Kiev Military Institute of Control and Communication, and later as an assistant professor, associate professor, professor at National Academy (later renamed to National University) of Defence of Ukraine, A. Popoff worked in the fields of Electronic Warfare (EW), information theory, signal processing, radar and communication systems, and also led courses on the corresponding topics. At present, A. Popoff is a retired colonel and research professor of EW research laboratory at Central Research Institute of Armament and Defence Technologies, Kiev, Ukraine.