| 1991 - present | President |
| Kashar Technical Services, Inc. | |
| Los Angeles, CA | |
| 1982 - 1991 | Vice President – Technology |
| SEAL Laboratories | |
| El Segundo, CA | |
| 1979 - 1982 | Director, Technical Services |
| SEAL Laboratories | |
| El Segundo, CA | |
| 1973 - 1979 | Director, Metallurgical Services |
| SEAL Laboratories | |
| El Segundo, CA | |
| 1973 | Staff Engineer |
| Martin-Marietta Aerospace | |
| Orlando, FL | |
| 1971 - 1972 | Member of Technical Staff |
| North American Rockwell, B-1 Division | |
| Los Angeles, CA | |
| 1964 - 1970 | Senior Research Metallurgist |
| U.S. Steel Applied Research Laboratory | |
| Monroeville, PA | |
| 1955 - 1959 | Associate Metallurgist |
| American Metal Climax R&D Laboratory | |
| Carteret, NJ |