See if you ask for placement in any of old IIT then it would be better than any other colleges. IIT tag is itself very much for bringing great companies for campus. 

M&C is a very good branch. You can consider it similar to CSE . It is no less. Many like to go for m&c branch if they don't get CSE. 

Now placement in IIT BHU is good . Max package goes upto 30 lpa , avg is around 18 lpa. And if you are good in your studies and you develop your skills then you will get more than average packages.