G. Satheesh Reddy is an Indian Aerospace Scientist and presently Scientific Adviser to Raksha Mantri (SA to RM) and Director General, Missiles and Strategic Systems. Earlier, Satheesh served as Director of the Research Centre Imarat ( RCI) a key laboratory of Dr APJ Abdul Kalam Missile Complex, Defence Research and Development Organisation and an advanced centre for design, development and delivery of avionics systems for missiles and other applications. Reddy pioneered many technological developments for Indian Missiles and has made significant contributions towards successful flight testing of the country's maiden intercontinental ballistic missile (ICBM) Agni-V mission. In June 2015 he was appointed scientific adviser to the defence minister of India.