Hello,

You can get admission in MTech after competing your  graduation. For that you have to fill the application form of different colleges. Also, many PSUs recruit based on GATE marks, so you can apply for those also.

Check the link below to know about all the opportunities after qualifying GATE examination.

https://engineering.careers360.com/articles/gate-qualified-multiple-options-for-you

Gate result is valid for 3 years from the  date of publication  of the result. so, your result will be valid  next year also.