From 1990 at the Ukrainian Regional Specialized Scientific and Restoration Institute "Ukrzakhidproektrestavratsiia [uk]": electronic systems design engineer; compiler and editor-in-chief of the Visnyk of the Institute "Ukrzakhidproektrestavratsiia" (1993–2009); head of the publishing department, now a Leading Researcher.
[1][4] He was a representative of Ukraine in the joint commission for the inclusion of Ukrainian wooden churches in the UNESCO World Heritage List.
As part of a team of researchers, he developed the historical basis for the reconstruction of the architectural and ethnographic ensemble of the Zaporizhzhia Sich [uk] in Khortytsia.
[5] From 1988, he has been conducting historical research, in particular on sacred construction in Ukraine and on its ethnic lands abroad.
[1][5][6][7] Slobodian is the author of more than 120 scientific works on the history of architecture.