| Job Title | Employer | From | To |
| Professor (HAG) | CSE, National Institute of Technology, Tiruchirappalli – 620015 | 26.12.2023 | Till date |
| Director | Indian Institute of Information Technology Una, Saloh, Himachal Pradesh – 177209 | 05.07.2018 | 22.12.2023 |
| Professor | National Institute of Technology, Tiruchirappalli – 620015 | 26.08.2000 | 04.07.2018 |
| Assistant Professor | National Institute of Technology, Tiruchirappalli – 620015 | 26.08.1992 | 25.08.2000 |
| Lecturer | Madurai Kamaraj University, Madurai –15 | 01.07.1987 | 25.08.1992 |
| Research Assistant | Regional Engineering College, Tiruchirappalli – 620015 | 18.12.1984 | 30.06.1987 |
| Lecturer | Thiagarajar College of Engineering, Madurai –15 | 03.09.1984 | 15.12.1984 |
| Instructor | K.L.N. Memorial Polytechnic, Madurai | 18.06.1984 | 01.09.1984 |
| Instructor | Periyar Centenary Girls Polytechnic, Vallam, Thanjavur | 16.10.1983 | 16.06.1984 |
Former Director IIIT Una (HP) and Former Professor (HAG), CSE, NIT Tiruchirappalli