Dear Vimal,

According, to previous year cut off you have less chances to get admission in NIT Jamshedpur in OBC category home state quota. 

If you want you can prepare for JEE Advanced to get admission in IITs.

You can also applyin the private colleges which provides admission on the basis of JEE main marks. You have to apply seperately to take admission in this college.

To know about the colleges you can refer below link

https://engineering.careers360.com/colleges/ranking/top-engineering-colleges-in-India-accepting-jee-main-score

Good Luck!!