Hello,
After completing BTech, you can apply for admission of courses you want to do. You will be required to follow the admission process of that particular course or the university or college you are targeting. These are some of the options you can look for after completing your BTech.
https://engineering.careers360.com/articles/what-am-i-going-do-after-btech
Hope this helps, Good Luck.
Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile