Changes

In 1980, she became part of the research staff at IBM's San Jose Research Center; in 1992, she started working within its Applications Development Technology Institute as a senior programmer as well as a senior technology adviser for IBM Global Services.  

In 1980, she became part of the research staff at IBM's San Jose Research Center; in 1992, she started working within its Applications Development Technology Institute as a senior programmer as well as a senior technology adviser for IBM Global Services.  

She is specialized in compiler optimization, algorithm analysis and design, and scheduling theory; she holds several patents and written or co-written various technical papers.

She is specialized in compiler optimization, algorithm analysis and design, and scheduling theory; she holds several patents and written or co-written various technical papers.<ref>[http://usacm.acm.org/usacm/Committee/Simons.htm Achievements]</ref>

===Awards and Recognition===

===Awards and Recognition===

* Norbert Wiener Award for Professional and Social Responsibility in Computing, 1992

* Norbert Wiener Award for Professional and Social Responsibility in Computing, 1992

* Became a fellow of ACM, 1993

* Became a fellow of ACM, 1993 <ref>[http://usacm.acm.org/usacm/Committee/Simons.htm Awards and Recognition]</ref>

* Included among the 100 top women in computing, 1995

* Included among the 100 top women in computing, 1995

* Distinguished Alumnus Award in Computer Science and Engineering from U.C. Berkeley Department of Computer Science, 2002

* Distinguished Alumnus Award in Computer Science and Engineering from U.C. Berkeley Department of Computer Science, 2002