Mr. Radha Krishna Mathur currently serves as the Lieutenant Governor of Ladakh. He is a retired 1977 batch IAS officer of Tripura cadre. Mr. Mathur’s vast career includes working as the Chief Information Commissioner of India (CIC); India's Defence Secretary; Defence Production Secretary of India, Micro, Small and Medium Enterprise Secretary of India, and the Chief Secretary of Tripura.

Mr. Mathur's illustrious career includes serving in various key positions for both Union and Tripura governments, like as the Chief Secretary of Tripura, Principal Secretary (Finance), Principal Secretary (Agriculture), Principal Secretary (Rural Development), Resident Commissioner of Tripura, Commissioner of Revenue, Commissioner of Panchayats, CEO of Tripura Tribal Areas Autonomous District Council, and as the District Magistrate and Collector of West Tripura district in the Tripura Government, and as the Union Defence Production Secretary, Union Micro, Small and Medium Enterprises Secretary, Special Secretary in Ministry of Defence, Development Commissioner in Ministry of Textiles, and as the Chief Enforcement Officer in Ministry of Textiles in the Union Government. IITK conferred upon Mr. R.K. Mathur the Distinguished Alumnus Award, 2020.