hey sivaraman 

there are many job opportunities after msc in private sector also. try to get in some colleges which provides good campus placements . many companies hires students directly from the campus.you can join any private sector company like tata ,reliance ,wipro etc 

you can be a professor in some private college.

you can join any coaching institute as a teacher as well

you can be a technician in any company 

and lots more 

best wishes