Served in the following positions:

• 2017-2020. - Director of the Hennadiy Udovenko Diplomatic Academy under the Ministry of Foreign Affairs of Ukraine.
• 2008-2016 - Ambassador Extraordinary and Plenipotentiary of Ukraine to the Republic of Turkey.
• 2006-2008 - Director of the Department of Economic Cooperation of Ministry of Foreign Affairs of Ukraine. - Director of the Department of Economic Cooperation of Ministry of Foreign Affairs of Ukraine.
• 2000-2005 - Advisor, Minister-Counselor, Ministry of Foreign Affairs of Ukraine. - 2000-2005 - Counselor, Minister Counselor, and Chargé d'affaires ad interim of the Embassy of Ukraine in the USA.
• 1999-2000 - Deputy Head of the Department of Economic, Scientific and Technical Cooperation of Ministry of Foreign Affairs of Ukraine. - Deputy Head of the Department for Economic, Scientific and Technical Cooperation of Ministry of Foreign Affairs of Ukraine.
• 1995 - 1998 - Advisor on Economic, Scientific and Technical Cooperation of Ministry of Foreign Affairs of Ukraine. - Adviser on Economy, Science and Technology, Embassy of Ukraine in Israel.
• 1991-1994 - Head of State Scientific and Technical Programs Department of Ministry of Foreign Affairs of Ukraine. - From 1991 to 1994 - Head of State Science and Technology Programs Department of State Committee on Science and Technology of Ukraine.

Has extensive professional experience in strategic planning and development, including energy, trade and investment policy, energy security, regional security, science and technology. He is a renowned expert on geopolitical issues.

He is the author of over 320 scientific papers and other publications, including 7 books, in particular, Nonlinear waves in dispersive and dissipative systems with coupled fields (Addison, Wesley. Longman, 1997), Technology Transfer in the USA (Kiev, 2005), Energy Diplomacy (Kiev, 2008) and Foreign Policy in an Age of Transformation: How Not to Get Left Behind (Kharkov, 2020).

He has the diplomatic rank of Ambassador Extraordinary and Plenipotentiary. Doctor of Physics and Mathematics (applied mathematics, since 1991). Awarded several awards of the President and the Government of Ukraine.