Hey dear, govt. Of india and PSU's hire candidates on the basis of entrance examinations. Here i am listing some govt. Jobs that you can do after bsc in computer science:

1. It officer in public sector banks.

2. Isro scientist.

3. National informatics center scientist.

There are many oppourunities after bsc but if you want more exposure i would suggest you to do MSC also for better govt. Jobs.