Aivo graduated in 1992 from the Estonian School of Diplomacy. Since 2016 he is the Ambassador and Head of EU Delegation in Montenegro. From 2012 to 2016 Ambassador, Aivo was the Head of EU Delegation in North Macedonia. For one year, Aivo was the Ambassador to Lebanon, residing in Turkey and from 2008 to 2012 the Ambassador in Azerbaijan to Turkey. He also got training in Disarmament and Security Policy Course at the Marshall Center as well as a UN Disarmament Fellowship Programme in Geneva, Vienna and New York.
He is married with one daughter and two sons. He speaks English, Russian, German, Bulgarian, French.