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During his military service he had served as commanding officer of the 7th Field Engineer Regiment SLE, Chief Instructor at the Sri Lanka Military Academy as well as serving as a staff officer at the former Joint Operational Command, Volunteer Force Headquarters and as Brigadier, general staff at Security Forces Headquarters – Wanni during the height of the Sri Lankan civil war.
Major General Y. Balaretnarajah, VSV, USP,ndc, SLAC- Former Chief of Staff of the Army, Commandant Sri Lanka Army Volunteer Force, GOC, 1 Division and Commander, Security Forces, Jaffna.