Hello,

for MTech in any engineering branch,IIT campus is taken into consideration as a best choice after that NITs,BITs and IIITs campus are considered. You have to appear GATE exam and have to secure a good score to get an admission into IIT,NITs,IIITs. at any college you apply for MTech you have to hold a good score in GATE exam.

here are the specialization names you can consider for your mtech career:-

1. Soil Mechanics
2. Soil Dynamics
3. Soil Behaviour
4. Waste management and containment system
5. geo-synthetics
6. geochemistry
7. earth structures
8. geo environmental engineering
9. earthqauke engineering
10. foundation engineering

for more details please go though the link:-

https://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=8&ved=2ahUKEwjUxOK82rznAhU16nMBHSmqD58QFjAHegQICRAB&url=http%3A%2F%2Fweb.iitd.ac.in%2F~ravimr%2Fcurriculum%2Fpg-crc%2FM.Tech-Curriculum%2FCEG.pdf&usg=AOvVaw3pqV6xe3y7omrl7w6Oi2Dw

Hope it helps!