From 2001 to 2002, he performed a civilian service in the Jesuit community in Košice and in 2003 he worked at East-West Spirituality Center as a scientist.

In addition to securing the scientific tasks of the center, organizing scientific conferences, building a library fund and establishing contacts with other countries institute, he taught one semester at the Faculty of Theology of the Catholic University in Košice, where he also was a member of a theological journal Verba Theologica.

He is fluent in Slovak and Italian, actively communicates in English and Russian and passively in French.

On June 24, 2017, he was appointed by Pope Francis as Apostolic Administrator of the Eparchy of Parma for Byzantines in the United States.

[5] In 2024 he was appointed as apostolic visitor for Slovak Greek Catholic faithful in Western Europe.