Hello,
As you are getting both mechanical engineering as well as Electronics and telecommunication engineering at SGSITS, you can go for any one of them depending on your preference.

In Electronics and telecommunication engineering, you can go for government jobs in DRDO, isro and even other private sector companies

In mechanical,you can go for automobile companies which have vey high scope.

For more details about mechanical engineering at SGSITS please visit this link

For more details about Electronics and telecommunication engineering at SGSITS please visit this link

Hope it helps