For becoming an weapon engineer,

You should complete your 12th class with good marks in physics,chemistry and maths



You can sit for entrance exam conducted by public and private institutes. Then you have to complete your 4 yr degree in mechanical,electronic,metallurgy,electrical or chemical engineering.



Then give post graduate exam. You can soecialize in weapons engineering after your post graduate only.



In addition to this you should be logical and a quick thinker with problem solving ability to become a good weapon engineer.



Best places in India to study this:

Defence institute of advanced technology,Pune

Institute of Armament technology,Pune

College of military engineering,Pune



Best places in world to study this course:



Cranfield Defense and Security, Shrivenham, UK



University of Leeds, UK



Taylors University, Malaysia



American Military University, USA



Naval Postgraduate School, USA



University of Wolverhampton, UK



Stevens Institute of Technology, USA



United States Naval Academy, USA







Courses under weapon training:

PG in Air Armament Engineering



PG in Combat Vehicles Engineering



PG in Guidance and Navigation Control Engineering



PG in Guided Missiles Engineering



PG in Microwave and Radar Engineering



As it is a specialised field you can expect good salary in this career even at the entry level.