National Institute for Interdisciplinary Science and Technology NIIST Jobs Recruitment 2020. Name of the Posts: Scientist, Senior Scientist & Principal Scientist Qualification: M.E./M. Tech, Ph.D Total no of Posts=10 Last Date=04-11-2020 The National Institute for Interdisciplinary Science and Technology(NIIST), Thiruvananthapuram, is a premier Institute of the Council of Scientific & Industrial Research(CSIR), involved in multidisciplinary