Ronitt received her PhD from the University of California, Berkeley in 1991, and prior to that graduated from the University of Michigan with a BSE in Electrical and Computer Engineering. She then spent a year as a postdoctoral researcher at Princeton University, followed by a year at Hebrew University in Jerusalem. In 1992, she joined the faculty of the Computer Science Department at Cornell University, wh ere she was an ONR Young Investigator, a Sloan Research Fellow, the 1995 Cornell Association for Computer Science Undergraduates Faculty of the Year, and a recipient of the Cornell College of Engineering Teaching Award. During this time, she also held visiting positions at MIT and IBM Almaden. From 1999 to 2003, Ronitt was a Senior Research Scientist at NEC Research Laboratories, and prior to arriving at MIT, she was a Fellow at the Radcliffe Institute for Advanced Study. She joined the MIT faculty in 2004, and Tel Aviv University in 2008.
Ronitt has served on the program committees of numerous conferences in theoretical computer science and is on the editorial board of the Theory of Computing Systems, Algorithmica and ACM ToCT journals. She is a co-chair of the DIMACS Special Focus on Network Security.