Former Minister of Finance, Dr. Ngozi Okonjo-Iweala has disclosed that she is joining United States financial advisory and asset management bank, Lazard.

She has also been appointed chair-elect of the board of Gavi, the Vaccine Alliance, founded by Bill and Melinda Gates.

“The two appointments I’m going to undertake embody a continuation of what I’ve tried to do in my career”, she told the Financial Times.

“My work at Gavi will help me continue my work in strengthening institutions and building systems to improve the health of children through immunisation,” she said.

At Lazard, she would advise countries on structuring their finances and dealing with debt issues, the newspaper wrote.

Lazard plc. said in a statement on Monday that Okonjo-Iweala, 61, will join as a senior advisor focusing on the bank’s sovereign advisory group.

“She will bring a unique international expertise and experience that will benefit both our sovereign and corporate clients,” Matthieu Pigasse, Lazard’s global head of mergers and acquisitions and sovereign advisory, said in the statement.