There is plenty of opportunity in the aerospace domain.
The Bangalore city is turning as aerospace hub in future. (follow news in this link Bangalore bids to be India’s aerospace hub – BBC News )
In CFD field still research are going on much more to come in future. Best options for Engg grads.
M.Tech and M.S are equally valued as far academic is concern. M.S have weightage in reseach oriented study.
U can write research paper in your M.Tech or M.S academic years.
To get call for Aerospace Engg in IITB/IISC with Mech paper req rank less than 300 in IITB and less than 150 in IISc. Plcament in IITB, IISc are for R&D profiles.