From August 2007 until January 2009, she served as Deputy Chief of Mission at the Embassy of the United States in Prague, Czech Republic, before stepping in as "Chargé d'affaires" in the absence of a congressionally approved Ambassador for the following two years of her appointment. She attained the rank of Minister-counselor while serving as "chargé d'affaires" in Prague, where her portfolio included missile defense negotiations, the Czech entry into the U.S. Visa Waiver Program, and the Czech Presidency of the European Union. She oversaw two visits from President Barack Obama, Secretary Hillary Clinton, several cabinet secretaries, and congressional delegations.