| 1997 - | Professor of Operations Research, | Rutgers University |
| Department of
Management Science and Information Systems (MSIS)
|
| 2013 - | Professor of Operations Research (Courtesy), Rutgers University | Rutgers University |
| Department of Mathematics,
School of Arts and Sciences - New Brunswick
|
| 2014 - | Professor of Operations Research (Courtesy) , Rutgers University | Rutgers University |
| Department of Supply Chain Management,
Rutgers Business School
|
| 2012-14 (Su) | Visiting Professor, Mathematisch Instituut, | University of Leiden, The Netherlands |
| 2000 (F) | Visiting Professor of Operations Research,
| University of Crete, Greece |
| 1995 - 05 | Research Associate and V.P., Neotronics Corporation, NY |
| 1994 (Jan.) | Visitor, School of Management,
| Technion, Israel |
| 1989 - 97 | Associate Professor of Operations Research
, | Rutgers University |
| Department of
Management Science and Information Systems (MSIS) |
|
| 1989 - 90 | Visiting Scholar |
Columbia University |
| Department of Industrial Engineering and Operations Research (IEOR) |
| 1989 - 90 | Senior Research Scientist |
Columbia University |
| Department of Mathematical Statistics |
| 1985-89 | Associate Professor of Operations Research |
Tech. University of Crete, Greece |
| 1985 (F) | Guest Scientist |
Brookhaven National Lab. NY
|
| 1985 | Visiting Assistant Professor |
Stanford University |
| (Sp, Su) | Department of Operations Research |
| 1984(Su) | Visiting Assistant Professor |
Stanford University |
| Department of Operations Research |
| 1983 (F) | Consultant |
Brookhaven National Lab. NY
|
| 1981 - 84 | Assistant Professor of Operations Research |
SUNY at Stony Brook |
| Department of Applied Mathematics and Statistics
|
| 1981-82 | Adjunct Assistant Professor |
Columbia University |
| Department of Industrial Engineering and Operations Research (IEOR) |
| 1980 - 81 | Member of Technical Staff |
Bell Laboratories |
| Operations Research Center |
| 1977-80 | Graduate Assistant |
Columbia University |
| Department of Industrial Engineering and Operations Research (IEOR) |