1999-2001 - Chief of Staff to then-CIA Director George Tenet.

March 2001-March 2003 - CIA Deputy Executive Director.

March 12, 2003-December 6, 2004 - Founding director of the Terrorist Threat Integration Center.

October 2004-August 2005 - Interim Director of the National Counterterrorism Center.

November 2005-January 2009 - President and CEO of The Analysis Corporation.

2008 - Intelligence adviser to then-Sen. Barack Obama during his presidential campaign.

January 20, 2009-present - Assistant to President Barack Obama for Homeland Security and Counterterrorism.

January 7, 2013 - Nominated by President Barack Obama to be director of the CIA.