[3] He was parish vicar in Rovinj in 1986/1987 and a teacher and catechist at the Zmajević Minor Seminary in Zadar from 1987 to 1990.

He then moved to his native diocese of Poreč-Pula and was the diocesan commissioner for spiritual vocations from 1990 to 1992.

He then undertook postgraduate studies in at the Pontifical Gregorian University in Rome from 1992 to 1994, earning a licentiate in spirituality.

[3] Returning from Rome, Zgrablić held the following positions: head of the Pazin College with the Classical Gymnasium (1994–1997); director of the diocesan Caritas (1997–2007); and parish priest in Rovinj (1997–2015).

[2] On 7 April 2022, Pope Francis appointed him archbishop coadjutor of the Roman Catholic Archdiocese of Zadar.