He joined the faculty at Old Dominion in 1982 and served as chairman of the music department for two terms from 1986 to 1992. In addition, he is the organist and choir director at St. Andrew's Church in Norfolk. Prior to his appointment at Old Dominion, Kosnik served as chairman of the music department at Villa Maria College in Buffalo, New York and as Director of Music at St. Joseph's Cathedral, also in Buffalo.