Sister Rosalie was an elementary school teacher. She taught at St. Mary’s School in Newburgh NY (1939-41), St. Thomas School in Pleasantville NY (1941-42), St. Peter School in Rosendale NY (1942-47), St. Joseph School in Toms River NJ (1947-57), Regina Coeli School in Hyde Park NY (1957-59), St. Patrick School in Newburgh NY (1959-62), St. Christopher School in Parsippany NJ (1962-68), and St. Anthony School in Hawthorne NJ (1972-73). From 1968 to 1971, Sister Rosalie served as associate superintendent in the Paterson Diocesan School Office. From 1973 to 2003, she served as administrative assistant at Msgr Donovan High School in Toms River NJ. Sister moved to the Newburgh Center of Hope in Newburgh NY in 2003.