Member of the Public Chamber of Russia, first deputy chairman of the Presidium of the Russian Association for the Advancement of Science.
Viktorov was an advisor for the Russian Defense Ministry in the past.
He is chairman of the Board of Investment Programs Foundation and managing partner at Legal Intelligence Group, a law firm.
Viktorov is a founder of the Moscow International Paganini Violin Competition, a professor of NRU-HSE (National Research University Higher School of Economics).