Heyyy Sri....
As you are form civil engineering , you've very limited options to do it. Still you can check for the course that suits you and where civil engineering students are accepted , by checking requirements for various courses provided by IIST in below official link :
https://www.iist.ac.in/admissions/postgraduate/regular
Candidates can check B.Tech Cut off for Top IITs & NITs here.
Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile