In the mid-to-late 1970s, Rooney worked at the CBS affiliate in Hartford, Connecticut, WFSB as an assignment editor among other positions at the station. From 1979 to 1993, she worked at WCVB-TV in Boston as assistant news director, and then a news director for three years.
In the late 1970s, Rooney worked at CBS affiliate WFSB in Hartford, Connecticut, where she held multiple positions. From 1979 to 1993, she was part of the team at WCVB-TV in Boston, initially as assistant news director and later as news director for a three-year period.