Željka Miklošević graduated in Art History and the English Language and Literature (2003) and Museology (2006) from the Faculty of Humanities and Social Sciences, University of Zagreb from where she. In 2005-2006 she worked at the Print Department at the National and University Library in Zagreb, and in 2006-2008 she worked as curator of fine and applied arts collections at the Museum of Slavonia in Osijek.

Since 2008 she has been employed as research and teaching assistant at the Department of Information and Communication Sciences, Faculty of Humanities and Social Science, Zagreb, where she is currently attending doctoral programme. Her dissertation deals with museums as communication environments from the point of view of material culture studies and communication sciences. She has been teaching the following elective courses at the faculty: General Theory of Heritage, Heritage Institutions (BA programme), Museum Education and Cultural Tourism (MA programme).

She has participated in the research projects: «Jankovic Castle: Historic Site, Generating Sustainable Development of the Ravni Kotari Region» (funded by the European Commission) and «International University Centre in Islam Grčki and the Mediterranean Academic Community: Developments and Perspectives (funded by the University of Zagreb).

She is actively engaged in professional associations aiming to establish links between museological theories and museum practice. She is a member of the Croatian Museum Association, Head of Museum Education Section of the Museum Association of Eastern Croatia and member of the Committee for Education and Cultural Action of the International Council of Museums (ICOM CECA).