Ambassador Flores Liera joined the Mexican Foreign Service in 1992 and has held the rank of ambassador since 2012

In the Foreign Ministry, she has served as Director of International Law in the Legal Advisor's Office; Chief Advisor to the Undersecretary for Multilateral Affairs and Human Rights; and Director General for Global Issues.

Abroad, she has been posted to the Permanent Missions of Mexico to the United Nations in New York and to the International Organizations based in Vienna.

Between 2006 and 2007, she was Head of the Office of the International Criminal Court to the United Nations, based in New York.

She has participated in negotiating various international instruments related to public international law, international criminal law and climate change. She was part of the team that represented Mexico before the International Court of Justice in the Avena and Other Mexican Nationals case.

From November 2013 to September 15, 2015, she served as Director General of American Regional Organizations and Mechanisms in the Mexican Foreign Ministry.

In that capacity and as Mexico's National Coordinator, she was responsible for organizing the 24th Ibero-American Summit, the 9th Pacific Alliance Summit, the 6th Summit of the Association of Caribbean States and the 3rd Mexico-Caribbean Community (CARICOM) Summit, all held in Mexico in 2014.

Since September 16, 2015, she has been Undersecretary for Latin America and the Caribbean.

Follow her on Twitter: @FloresLiera