For the first 2 years just try to explore different areas like Electrical Engineering, Machine Learning, Data Science, Mathematics, Research, College Communities and Clubs, try doing couple of Internships as well as attempt part time jobs and money making opportunities like Stock Market, Cryptocurrency, Content Writing, Tutoring and so on.

Dont take too much of a Load, but ensure your CGPA remains above 8.5 always and you study Core Electrical Engineering and Mathematics well. Once in the 2nd Half of your 3rd Year, 6th Semester start regular preparation for GATE and IES parallely. You will have just about a Year or so and studying dedicatedly, you will easily make it into a PSU or some of the Best Technical Institutions for M.Tech.