Complex sentence: From 1993 to 1995 he was Director of the Department of International Scientific and Technical Cooperation and from 1995 to 1998 he was Director of the Department of Security Affairs and Disarmament in the Russian Foreign Ministry.
Split into simpler sentences: From 1993 to 1995, Kislyak was Director of the Department of International Scientific and Technical Cooperation. From 1995 to 1998, Kislyak was Director of the Department of Security Affairs and Disarmament at the Russian Foreign Ministry.