Jung joined the IAS Madhya Pradesh cadre in 1973 and worked in various capacities in Madhya Pradesh and the central governments. He has worked in the energy sector, and was associated with the Asian Development Bank and Oxford Institute for Energy Studies, Oxford University, before he was called to head the Jamia in New Delhi.
He has headed or been nominated member to numerous committees appointed by the government. He headed the core committee appointed by the Ministry of Human Resource Development to look into the state of higher education in the country and recommend changes.
Recently, he was nominated to the National Institute of Disaster Management as a member and to the expert committee to consider backwardness of the states.
His views on secularism and inter-faith dialogue have regularly appeared in mainstream newspapers.
Jung did his schooling from St Columba's, New Delhi, and did his Masters in history from St Stephen's College, Delhi. He indulged extensively in theatre as part of the college's Shakespeare Society. He took to stage after more than 40 years when he acted in IPTA production Anarkali-Akbar-Salim in February 2011.
A keen literary enthusiast, Jung extensively read from Ghalib and other Urdu poets while at Jamia.
He has a wife and three daughters.