Msgr. Joseph Reilly, a Mountainside native and 1987 graduate of Seton Hall University, was ordained a priest for service to the Archdiocese of Newark in 1991. His first assignments were as a parochial vicar at St. Paul, Ramsey and St. Andrew, Bayonne. In 1995, he joined the staff of Seton Hall Prep, where he served as a faculty member and chaplain. In 2002, he was named Rector of St. Andrew's Hall, and then was appointed Rector/Dean of Immaculate Conception Seminary School of Theology, effective June 20, 2012. He holds a Bachelor of Sacred Theology from Pontifical Gregorian University, Rome, a licentiate in Sacred Theology (STL) from Pontificio Istituto Teresianum, Rome, and a Ph.D. in Educational Administration from Fordham University. He has served as a member of the Archdiocesan Priest Personnel Board, the Advisory Committee on Continuing Education and Ongoing Formation of Priests, the Archdiocesan Vocations Board, and the Board of Trustees of Seton Hall University. Pope John Paul II named him a Chaplain to His Holiness in 2005, with the title of Reverend Monsignor.
- Bachelor of Sacred Theology, Pontifical Gregorian University, Rome
- Licentiate in Sacred Theology, Pontificio Istituto Teresianum, Rome
- Doctorate in Philosophy, Fordham University