From 1984 – 1988, Dr Dusic was the Chief Nuclear Safety Inspector in Slovenia. During this period he led the initiative to create the first independent regulatory body in the region which was then formed in 1987. From 1988 – 2012 he worked in the IAEA Department of Nuclear Safety, responsible for the development of safety standards in the field of nuclear safety, education of nuclear professionals worldwide (more than 100 training courses and workshops), was leading various IAEA safety review teams (OSART, ASSET, ASCOT) and provided assistance to embarking countries through the IAEA Technical Cooperation projects. In 2021 he retired holding the position P5 of the Senior Safety Assessment Specialist. From 2012 until now, he is the owner and director of Nuccon GmbH (www.nuccon.eu) involved in safety assessments of design changes at Krsko NPP, the EU NARSIS Research Project and education of the EU Clearinghouse members in nuclear safety matters.