[1] Earlier he served as Additional Deputy Inspector General of Bangladesh Police Dhaka Range.

[2][3][4] Sarker was born on 16 June 1972 in Kharampatti of Kishoreganj Sadar Upazila and graduated from University of Dhaka.

[8] He served as the General Secretary of the Bangladesh Police Service Association.

On 18 October 2021, he was reappointed as the deputy commissioner of the Dhaka Metropolitan Police.

Sources claim that he fled to India by Lalmonirhat District Border area.