Yes, it's that Sandra Bullock. The show debuted two years after the movie of the same name hit the big screen, but didn't pick up after the events of the film. "Working Girl" lasted only a few months as a midseason replacement.
Starring Kate Jackson as J.C. Wiatt, the show based on the 1987 flick sent J.C. back to the corporate world after the film ended with the character back in Vermont. The sitcom lasted only eight episodes.