B.FTech

Congrats for the very good rank of your son. He will get top colleges, don't worry. NIFT-Delhi will be the best option for him.
Best of luck.

JB,
Based on your B.FTech NIFT rank, you can get any NIFT college subject to the availability of B.FTech programme. However, the following NIFT colleges are best for B.FTech as under can be allotted.
1. NIFT, New Delhi
2. NIFT, Mumbai
3. NIFT, Kolkata

Hi,
Though you have the college logo with you but you definitely need to prove yourself in the industry before you expect a good package. The placements in year 2018 were not good with the highest package of just 67 lacs while it was 13 lacs last year for tech students. In the year 2018, the some students received packages ranging from 1524 lacs. Within 23 years, the salary almost doubles. In addition, if you have talent, no one can stop you. You can make it big in a short time span.

The following NIFTs colleges can be best suited to your NIFT rank for B.FTech.
1. Kannur
2. Patna
3. Bhubaneswar

You have the chances in all most all the NIFTs colleges except Mangaluru. The following NIFT's colleges can be fall with in yours rank as Chennai, Gandhi Nagar, Hyderabad, Kannur, Kolkata, Mumbai, New Delhi, Patna, Kangra, Jodhpur, Bhubaneswar.

Because you have not mentioned about your category. So, I am giving here the probable list of NIFT colleges can be allotted to rank as specified (1557) to various categories.
1. General = NIL Colleges
2. SC = Bangalore, Chennai, Gandhi Nagar, Hyderabad, Kolkata, Patna, Kangra, Jodhpur and Bhubaneswar
3. ST = Gandhinagar, Hyderabad, Kolkata and Jodhpur
4. OBC = NIL Colleges.

There may have chances for getting admission into NIFT's, if you try for further counseling.
Since every year, college cutoff varies, so we can hope for you to get admission into top NIFT's.