He attended Hudson Junior High School and the Walsh Jesuit High School and credits a history teacher named Mark Massa with being influential in his choice of career. Merten graduated from Walsh Jesuit in 1979, and went to Miami University, where he graduated from in 1983 with a Bachelor in diplomacy and foreign affairs
In addition to his current posting, he has previously had both domestic and overseas diplomatic assignments. He has also studied at the Aix-Marseille University, the University of Graz and the American University. Diplomatic career
In 1987, Merten joined the United States Foreign Service.
Since then, he has served both at Department of State facilities in Washington, District of Columbia and international assignments.
Prior to his appointment as ambassador to Haiti, his international experience consisted of assignments in Paris, Brussels and Bonn. He also served in Haiti as vice consul and economic counselor between 1988 and 1990 and between 1998 and 2000 respectively.
In 2009, he was appointed to the position of ambassador to Haiti, and began his duties as such on 24 August 2009. In 2012, he was appointed to the position of ambassador to Croatia and began his duties as such on 30 October 2012.
Honors and awards.