In 1972 he was nominated Vice-Sacristan of the Most Holy Church of the Resurrection. In 1967 he was appointed Abbot of the holy Monastery of Saint George at Bedjalla. In 1981 he was nominated Sacristan. In 1984 he was appointed Patriarchal Representative to Akra.
In 1989 he was elected Bishop of Anthedon, and appointed Patriarchal Representative to Akra and assistant to the Metropolitan of Nazareth.
In 1991 he was elected Metropolitan of Nazareth.
In 2010 he was appointed as a Member of the Holy and Sacred Synod.
The Metropolitan Kyriakos of Nazareth is a graduate of the Theological School of the University of Athens.
He took part in official missions of the Patriarchate.