Following his secondary education in Turkey, Aydın earned a degree of Bachelor of Divinity in 1995 at Heythrop College, University of London, United Kingdom.

Next, he spent a year at the Oriental Institute of the University of Oxford, United Kingdom as a Visiting Student, following a Master of Syriac Studies (M.St.)

In May 2000 he was awarded the degree of Master of Divinity at Saint Vladimir's Orthodox Theological Seminary, Crestwood, New York, United States.

On April 15, 2007, Mor Ignatius Zakka I Iwas, the Patriarch of Antioch and All the East consecrated Augin Aydın a Metropolitan by the name Polycarpus in honor of St. Polycarp of Smyrna at the Cathedral of St. Peter & St. Paul in Ma'arrat Saydnaya, (Arabic: معرة صيدنايا) near Damascus, Syria.

He was then appointed the Metropolitan and Patriarchal Vicar for the Archdiocese of the Netherlands of the Syriac Orthodox Church, succeeding the late Mor Julius Yeshu Çiçek.