hi, i have cmpltd my b.tech in ece. i wish to do m.tech. what are the job prospects after m.tech?

Higher Qual means better employability chances and better quality jobs. Just do not think. All is well what is studied more. More the better.

you have a nice future... You can go into teaching field in engineering colleges and also get placed in companies... power electronics, embedded systems, communication systems have a bright future...