Hello aspirant

You have secured quite good score. You are from school category along with that your  xii board score is also good. You may get seat in top NIT or iit college. You can get your desired branch too.

Jee main 2020 cut off for sc category is 50.17

For admission to IIT college you will have to appear for jee advanced.

Below are given top iit and top NIT colleges.

IIT bombay

IIT Madras

IIT nagpur

Nit surathkal

Nit kanpur

Bits goa

For college prediction following link will help you

https://engineering.careers360.com/jee-main-college-predictor?icn=QnA&ici=qna_answer