Dr Kumar is currently working as an Officer In-Charge of National Salmonella & Escherichia Centre and Diagnostic Reagents Manufacturing Laboratory at Central Research Institute, Kasauli (H.P), India. He has more than 12 years of experience in epidemiology, surviellance, bacterial characterization, determination of antibiogram profiles, virulence factors, characterization of resistance markers etc. He is also involved in teaching and training of post-graduate students in the field of microbiology and he has guided post graduate and doctoral students during their research studies. He has 27 publications in National and International peer reviewed journals, editorship of a book on Salmonella and other publications as abstracts. He is a reviewer for a number of National and International journals. He has been trained on instrumental methods for drug analysis, advanced techniques in molecular biology & microbial technology and bio-risk management. He is a member of WHO-GFN (Global Foodborne Infections Network) and also acted as an expert member for project approved by DSIR.