Father Casey has served as pastor of St. Francis of Assisi parish since February 6, 2018 and chaplain of CCSU on January 1, 2022. He was also appointed pastor of St. Katherine Drexel Parish, Divine Providence parish and Holy Apostles parish, all located in New Britain. Under his leadership, the parishes successfully merged at the end of 2024. 

In his leisure time, Father Casey enjoys reading and playing chess.