You can appear in National level government exam JEE (Main+ Advanced) to take admission in engineering program.

You should have 75% marks in your class 12th in order to be eligible for NITs/IITs/IIITs and CFTIs or you should be in top 20 percentile. For SC/ST you should have 65% marks.

Through, JEE Main you can also apply in DTU and NSIT. You should have aggregate 60% marks in P/C/M there is relaxation of marks for reserved category. Counselling will be held through JAC Delhi.

Some private colleges also consider JEE Main marks to provide admission. You have to seperately apply for the application form.

Good luck!!