Hello Aspirant, After doing B.tech in ECE you can't do B.ED so you are not eligible for Government teacher Job as its qualifications is B.ed,but after doing M.tech + PHD you can apply in Professors Job in different Engineering College of your state.More over if you want to be a government teacher first do B.Sc/B.A/B.com from IGNO then do B.ed after that you are eligible for Government Teacher Jobs.