2005-2006 – Laboratory assistant of Protein Technology Laboratory of Palladin Institute of Biochemistry of the National Academy of Sciences of Ukraine, Kyiv, Ukraine; 2006-2010 – Engineer at the Protein Structure and Function Department of same Institute. 2011-2013 – visiting researcher of Laboratory of Biomaterials and Medical devices, School of Pharmacy and Biomolecular Sciences, University of Brighton, UK. 2013-2014 – fellow scientist of Protein Technology Laboratory of Palladin Institute of Biochemistry of the National Academy of Sciences of Ukraine, Kyiv, Ukraine. 2014-2021 – Senior scientist, acting Head of the Department of Protein Structure and Functions (from 2019). Since 2021 – Vice-Director of Palladin Institute of Biochemistry of NAS of Ukraine.