[7] He was appointed chief of the Special Branch replacing ABM Bazlur Rahman in January 2007.
[6] He was awarded the President Police Medal in April 2007 by Chief Adviser of the Caretaker government Fakhruddin Ahmed.
[9] Ahmed inaugurated the building housing the newly created the command, control and communications systems of the Dhaka Metropolitan Police in August 2007.
[13] He established the Political Intelligence Office of the Dhaka Metropolitan Police which was scrapped following criticism by Awami League and the Bangladesh Nationalist Party.
[18] He oversaw the centenary celebration of the Police Academy in 2012 where Prime Miniter Sheikh Hasina was the chief guest.