Alarcon, born to Juanita C. Clement and Armando A. Alarcon on August 6, 1970 in Daet, Camarines Norte, finished his grade school studies at the Naga Parochial School. He then finished his high school education and philosophy degree at the Holy Rosary Minor Seminary. After being ordained to the priesthood on November 9, 1996, he attained his licentiate and master's degree in theology from the University of Santo Tomas.[2]
From 1997 to 1999 he served as secretary to then-Archbishop Leonardo Z. Legaspi.
From 1999 and 2001 he studied at the Pontifical Gregorian University in Rome, Italy, where he obtained his licentiate in church history.[3] Upon his return, he became a professor at the Holy Rosary Minor Seminary.
Since 2002 he has been the director of the Stewardship Program of the Archdiocese of Caceres (SPARC).[4] In 2007, he was appointed as the fourth director of his alma mater, the Naga Parochial School. Concurrently, he also served as president of the Catholic Educational Association of Caceres and Libmanan, as well as the Bicol Association of Catholic Schools.
In 2013, Archbishop Rolando J. Tria Tirona appointed him superintendent of the Catholic schools of the archdiocese. He also served as a member of the College of Consultants, and spokesperson for the archdiocese. Since 2016 he has been chairman of the National Advocacy Commission of the Catholic Educational Association of the Philippines.[5]
