Hello,

A general category candidate need to secure rank under 1500-2000 in JEE Main in order to get a chance for seat in NITs. So, general category candidates need to score around 250 marks. Since, your score is 270, so your rank will be around 1000 and you have a high chance to secure your seat in NITs. As per you score you can have a chance in NIT Raipur, Patna, Rourkela, Bhopal and many other NITs.

You can check the link below to see the last year cut off rank in the NITs

https://engineering.careers360.com/articles/jee-main-cutoff-for-b-arch-b-planning

Good luck!