He originally studied at the University of Dhaka, with the purpose of becoming a Bengali literature teacher.
He felt the call to ministry at university and he decided to pursue religious studies after finishing his degree.
He first studied at the Bishop's College, in Calcutta, India, later moving to the United States, where he earned a M. Div.
He was elected moderator of the Church of Bangladesh in 2007, and translated to the Diocese of Dhaka in October 2009 upon the retirement of the titular bishop, Michael Baroi.
[1] Sarker attended an Anglican Church in North America meeting on 13–15 May 2017, at Holy Cross Cathedral, in Loganville, Georgia, where he and Archbishop Foley Beach, of the ACNA, signed "A Joint Statement on Communion from the Primate of Bangladesh and the Primate of the Anglican Church", to affirm and celebrate the communion between both churches.