Dear aspirant,

Yes, you can do internship at DRDO at during Undergraduate level from Metallurgical engineering. But you should be completing your fourth semester. DRDO offers best infrastructured lab with all facilities. If your perfomance is good during the internship there are chance in getting offer in working in DRDO. But present there is no information related to internships at DRDO. They might be releasing soon. Make sure that you are visiting the official website frequently.

Thank you.