Hello student to become aeronautical engineering you need to pursue B.tech in aeronautical engineering which is a undergraduate program of 4 year duration. To get admission in to engineering school such as NIT IIITS CFTIS And IIT. You need to appear and qualify Jee main entrance examination.

Eligibility - candidates must passed or appearing class 12 with physics chemistry and mathematics with minimum 75 percent marks aggregate from a recognized board