Dear student,
with the 80 percentile score you can get bit sindri in second or third either counseling if your luck is good. If not then you will get bit mesra or other engineering colleges in ramgarh or some private colleges apart from bit mesra.
You can use the college predictor link to know about your chance of getting the colleges based on your jee mains rank :- https://engineering.careers360.com/jee-main-college-predictor?icn=QnA&ici=qna_answer