Candidate of History (2009), a senior research fellow at the Institute of History of Ukraine of the National Academy of Sciences of Ukraine. The Candidate thesis focused on the development of bankers’ activities on the territory of Southern Ukraine in the 19th and early 20th century. She worked as a lecturer at Volodymyr Vynnychenko Kirovohrad State Pedagogical University (1997–2005), and the National Academy of Culture and Arts Managers (2010).

Valentyna was a member of editorial boards in several fundamental collective publications in the history of Ukraine, she participated in the implementation of the research project “A Human in the War: Ukrainian Society Through the Prism of the First and Second World Wars" (2020–2021) under the Program for Support to Government Prioritized Academic Research and R&D (Experimental) Developments of the NAS of Ukraine. She was part of the research residency at the Center for Urban History on "Shaping of Public Space of a Modern City in Ukraine (second half of the 19th century and early 20th century)" (2019). She contributed to the compilation of the publication "Uman. (Un)Known Stories of the City / O. Barvinok et al.; ed. by I.Matsevko. Lviv. 2021" under the "ReHerit: Shared Responsibility for Common Heritage" project.

At the Center for Urban History, Valentyna participates in the project implementation "24.02.22, 5 am.: Testimonies from the War," as a researcher and administrator of databases, and also contributes to educational initiatives.

Ares of academic interests: historical urban planning, socio-economic history of Ukraine of the 19th and early 20th century, Ukrainian context of the First World War.