Which course shall I pursue among B.Sc and B.Tech to get into DRDO?

Hello Sonali, Recently, DRDO rolled out a list of job vacancies in all the fields with specific information about each field, this will help you know what kind of candidates does DRDO need. You can decide accordingly: https://www.drdo.gov.in/drdo/whatsnew/rac-advt-120.pdf I hope this helps. Al