Career
He was preceded by Vice Admiral Sarwar Jahan Nizam ndu, psc, BN and succeeded by Vice Admiral M Farid Habib, ndc, psc, BN
As a successful navigator, Admiral Zahir commanded almost all kinds of ships and establishments during his long naval service. He was the first Commanding Officer of BN"s modern frigate BNS Bangabandhu. He also commanded BN frigates BNS Umar Farooq, BNS Abu Bakar.
He served as Commodore Commanding BN Flotilla (COMBAN) and as Commodore Commanding Chittagong (COMCHIT) to command BN fleet and Chittagong area command respectively.
In addition he performed the duty of Commandant, Bangladesh Marine Academy and Director General of the Bangladesh Coast Guard. Zahir Uddin Ahmed appointed as Chief of the Naval Staff of Bangladesh Navy on 26 January 2009 and assume the office of the Chief of the Naval Staff on 29 January 2009.
He was promoted to the rank of Vice Admiral on 3 October 2009. Admiral Zahir received Chief of the Naval Staff (Central Nervous System) commendation for his remarkable performance in naval service.