Dr. Major Singh, presently works as Director of ICAR-Directorate of Onion and Garlic Research, Rajgurunagar, Pune, from 2017 to date and he served as Principal Scientist and Head, Division of Crop Improvement, Indian Institute of Vegetable Research, Varanasi, from the year 2010 to 2015; Scientist, ICAR Research Complex for NEH Region, Shillong, 1986-96; Sr Scientist and Principal Scientist, IIVR, Varanasi, 1996-2010. Project Coordinator and also act as Coordinator of All India Coordinated Research Project on Vegetable Crops, IIVR, and Varanasi 2011-16. Dr. Singh has published more than 200 Research articles in the various national and International Journal. Moreover he had been awarded by various scientific societies in his 35 years of research experience like Outstanding Multidisciplinary Team Research Award of ICAR for Biennium 2003-04; Rajeev Gandhi National Award, 2009-10; Dr. Harbhajan Singh Award, 2004, ISVS, Varanasi; Dr. Harbhajan Singh Award, 2005, ISVS, Varanasi.