I applied in-person. I interviewed at Aeronautical Development Agency (Bengaluru) in Dec 2021
Interview
Technical questions, they take a couple of months to process application. It was in person at ADA office Bangalore.
Be prepared with all the documents thoroughly. It's very systematically organized.
Interview questions [1]
Question 1
Thermodynamics questions, stress strain, Material science. Depends on what direction you take the interview too!
I applied through a staffing agency. The process took 1 day. I interviewed at Aeronautical Development Agency (Bengaluru) in Mar 2013
Interview
They had asked basics of aeronautical, aerodynamics and structures. Gate preparation in aerospace domain would be sufficient to crack the interview. aptitude questions were easy. A good practice on them would be sufficient.