Hello,
BTech in data science is a course in engineering where so many candidates looking for in now days. This is four years duration course. Here mainly you have to study about the combination of machine learning, algorithm, tools, buisness acumen and mathematics etc. After this course you can go for higher studies. Also you can get job in so many departments like MNCs, artificial intelligence office etc.
In India so many colleges are offered for this course. I'll suggest you some name
I'll provide you a link below you can check it for more details about the college
https://engineering.careers360.com/colleges/list-of-be-btech-in-big-data-analytics-colleges-in-india
All the best.
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