[1] Before being elected to the Assembly, she worked as director of community relations for the Milwaukee Regional Medical Center and a consultant for the Independence Bank of Wauwatosa.
[2][3] Rosenzweig began her career in the Wisconsin Legislature as another later ended it, challenging a long-time incumbent Republican for the nomination.
[5] In April 1993, Rosenzweig won a special election against Democrat David Cullen for an open seat in the Wisconsin State Senate.
[2][6] She was unseated in the 2002 primaries by fellow Republican Thomas G. Reynolds, who claimed she was too liberal on issues such as abortion and gun-control.
[8] In 2003, Rosenzweig was appointed to the Board of Regents of the University of Wisconsin System by governor Jim Doyle, serving until 2008.