Hello Aspirant ,

According to stats and web data at Pg level courses includes rock mechanics , ground improvement technique , Foundation dynamics , Soil structure interactions e.t.c.  Let go through some of the job profiles .

1. Manager .
2. Civil engineer .
3. Technical officer .
4. Business analyst .

If you want some more information go through this article you get some idea .

https://www.careers360.com/courses/geotechnical-engineering-course

I think this answer will help you lot .

All the best !!!!!