It depends upon various factors like, the Financial Condition, Branch of your's, your current CGPA, Country which you want to go and the relation of that Country with our's in near future.

If you can finish your Engineering with 8.5+ or 9+ cgpa then you can apply to various Universities abroad for your MS. You can apply in Germany(Mech or EE or EC). For that you will have appear in TOEFL and IELTS and depending upon the requirement of that particular universities you will have to apply. Just keep 2 LOR's with you and Solid LOR's.

If you want to stay in India then it is totally fine. Start your preparation from today only for GATE or IES as you still have 2 more years in your kitty.

All the best!!