Colleges in Ajmer

Yes, you can do M.Sc in Big Data Analytics after completing B.Tech. On the basis of percentage of last year, you will get admission.

Hello Sanjeev,
You're rank is far beyond to get any government engineering colleges, so look forward for any good private colleges, please check here to know. https://www.shiksha.com/b-tech/resources/jee-mains-college-predictor
All the best.

As you have category quota then there are chances for you to get admission in government engineering college Bilaspur for information technology. You can try to get admission.

Dibrugarh and Guwahati university gives B.Tech. Other state government colleges gives B.E degress.

You can get into state engineering colleges in your state. After graduation you can go for GRE/GMAT. A good score in GRE will get you a chance to study in top institutes of US for MS. A good score in GMAT will give you a chance to get into top institutes for MBA like ISB, Great Lakes, S. P. Jain. MBA/MS will definitely give you a good chance to get into top global MNCs. Check below link for engineering institutes in Rajasthan. https://www.shiksha.com/b-tech/ranking/top-engineering-colleges-in-rajasthan/44-2-121-0-0.

Hello Sail,
As per your rank and category, your chances are slim for getting any government colleges, however, check here to know more: https://www.shiksha.com/b-tech/resources/wbjee-college-predictor
All the best.