Previously he was Deputy Prime Minister in charge of the Economy, Finance and the Budget in 2002, then Ambassador to the United States beginning in 2003.
[1] When Ravalomanana, who claimed to have won the December 2001 presidential election against President Didier Ratsiraka, was sworn in as President by his supporters (despite Ratsiraka's continuing claims to the office), he appointed Rajaonarivony as Deputy Prime Minister in charge of the Economy, Finance and the Budget in his first government, named on March 1, 2002.
[1] After a significant wait, he presented his credentials to French President Nicolas Sarkozy on 22 April 2008.
[8] He also presented his credentials as Ambassador to the Vatican City to Pope Benedict XVI on 18 December 2008.
However, in mid-May 2009, the High Constitutional Court ruled that he and four other dismissed ambassadors should remain in their posts.