Arun Kumar is an alumni of . IIT Kharagpur , with Geology and Geophysics as main subjects.He was Commissioned in the Indian Army in ‘Corps of Electrical and Mechanical Engineers ‘ in 1963 .
in1968 he Joined IAS and was allotted seniority of 1965 .During his career in IAS he held several important assignments , noteworthy being Chairman, National Pharmaceutical Pricing Authority (Post in the rank of Secretary to GOI), Additional Secretary, Ministry of Water Resources and also worked as Secretary and held charge of Chairman, Central Groundwater Board, Principal Secretary, Power, Government of Kerala., Joint Secretary, Ministry of Home Affairs, GOI. Secretary, Industries, Government of Kerala, Secretary, Finance (Expenditure), Government of Kerala and worked in the Ministry of Commerce, Food corporation of India .
His Post Superannuation –the third innings – has been equally impressive. He was Director & CEO Lala Dewan Chand Trust – a charitable organization -,Team leader Ganga Action Plan Study for three cities and Director & CEO Consumer Coordination Council.
Arun Kumar is a keen golfer and an avid Bridge player