I applied through employee referral drive. First you will be asked to assemble in the corporate office chennai. You will be asked to fill out forms on personal information,qualifications etc. First round: technical This is an easy one, if you are strong in the basics. Questions were from thermodynamics, nuclear fuel, boilers, and material properties. 2nd round :IQ and aptitude This is normal! 3rd round: group discussion Finally we were interviewed by two senior professionals. We were asked about working in shifts and questions from area of interest