Murmu, a 1985-batch IAS officer of Gujarat cadre, was the Principle Secretary to Modi during his tenure as Chief Minister. He is tipped to be the new Director of Enforcement Directorate, a post additionally under the charge of Rajan Katoch, after he is empaneled as Additional Secretary. He was among 27 Joint Secretary level officers whose appointment was cleared by the Appointments Committee of the Cabinet headed by Prime Minister.