Dr Arunachalam worked as a Scientist at the Bhabha Atomic Research Centre, National Aeronautical Laboratory in Bangalore, and Defence Metallurgical Research Laboratory in Hyderabad.
He was the head of DRDO for about ten years in the 1980s. During his tenure the budget of DRDO increased eightfold, and he is credited with being able to get over both bureaucratic and financial hurdles. He initiated major defence projects like the Light Combat Aircraft and the Integrated Guided Missiles programmes.
Dr Arunachalam served as Defence Scientific Advisor to the Defence Minister of India between 1982 and 1992, serving ten Defence Ministers and five Prime Ministers, and as Secretary, Department of Defence Research for Government of India. He advised the government on the definition, assessment and review of a number of major technological and societal programs such as optical fiber communications for India, development of indigenous iron and steel technologies, scientific and technological missions for the country to eradicate illiteracy, infant mortality etc. He also advised the government in the area of graduate education in Engineering.
Dr Arunachalam is Collaborating Professor, Engineering and Public Policy at the Carnegie Mellon University. He is also an Honorary Professor at the UK’s University of Warwick. He is a former member of the Defence Research & Development Service (DRDS).
He has received numerous awards and medals including the Shanti Swarup Bhatnagar Prize for Science and Technology in Engineering Science in 1980. He was the first Indian to be elected as a Fellow of the Royal Academy of Engineering, UK. He was conferred Padma Bhushan(1985) and Padma Vibhushan(1990) for his contribution to Indian science.
In 2015 he was awarded Defence Research and Development Organisation’s (DRDO’s) lifetime achievement award for his outstanding contribution in the field of scientific research and technology.
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