Hello Anguraj,

Hope everything is going well.

To become aerospace engineer, you must studied you 10+2 in PCM disciplines and passed by minimum of 65% aggegate. After that you must have to complete you  BE or B.Tech in any Mechanical stream and get specialization in Aerospace sciences.

To join ISRO as a Scientist or Engineer, first you must complete B.E/B.Tech  or equivalent degree with minimum aggregate of 65% or 6.5 CGPA. Only after that you can apply throght NCS portal. After which you need to give an exam. Based on your performance you will be asked for interview. These are steps to join ISRO as Scientist or Engineer.

Thank you. ALL THE BEST FOR YOUR BRIGHT FUTURE.