Hi,

There are many opportunities after B.tech biotechnology as this is a rapidly growing sector. You can have more scope in government as well as private sectors. This is as follows - 

Pharmaceutical industry

healthcare sector

Chemical industry,

agricultural sector

Food processing and technology

The graduates who complete M.tech/M.E. can opt for working as a lecturer.

The annual income can be from 2.5  to 6 lakhs per annum