After graduating from the Madras Institute of Technology in 1960, Kalam joined the Aeronautical Development Establishment of the Defence Research and Development Organisation (DRDO) as a scientist after becoming a member of the Defence Research & Development Service (DRDS).
Kalam joined the Aeronautical Development Establishment of the Defence Research and Development Organisation (DRDO) as a scientist after. Kalam was becoming a member of the Defence Research & Development Service (DRDS). Kalam was graduating from the Madras Institute of Technology in 1960.