Before joining the OSCE, she represented her country in Germany and Denmark, and was Ambassador-at-large for environmental issues and for humanitarian and cultural cooperation.

Zarudna graduated from Taras Shevchenko National University of Kyiv in 1973, after studying Phiology, later she worked as an English and Spanish teacher.

From 1993 to 1994, she was the Head of the Liaison Department with the Embassies of the Ministry of Foreign Affairs of Ukraine.

Since 12.2001 she has been acting Head of the Department of Culture and Humanitarian Cooperation of the Ministry of Foreign Affairs of Ukraine.

From 10.2002 to 09.2003 she worked as Deputy State Secretary of the Ministry of Foreign Affairs of Ukraine.