Hi, Engineering India is a developing country and has huge potential growth and India is full of options in the same. The most potential streams are Computer Science, Electrical, mechanical and Civil.
Pharmaceutical sector is one of the professional career in the country and has lots of career options. They require qualified researchers, chemist and technical people and skilled managers.
You will find the job in government departments, research institutions, teaching line. hospitals, and universities etc.
the scope cannot end in this field.
Some of the reputed companies recruit are:
-Dabur
-Ranbaxy
After a good amount of experience one can earn good amount of income. SO you have huge scope in this in India. Good Luck.