- Prof. & Scientific Advisor, Gujarat Forensic Sciences University, Gandhinagar,
- Ex. Director, Central Forensic Science Laboratory, Kolkata,
- Ex. Chief Forensic Scientist, Directorate of Forensic Science, Ministry of Home Affairs, GOI
- Ex. Director (DCPW) Directorate of Coordination Police Wireless, MHA, and
- Ex. Chairman for Progress Review Committee for R&D schemes
- (The key person in the implementation of Modernization scheme in all FSLS in India)