Kammala jumla mai zuwa: Power ta shafe shekara ta 2005 zuwa 2006 tana aiki a ofishin Sanata Barack Obama a matsayin mai kula da manufofin kasashen waje, inda aka yaba mata da kunna wuta da kuma jagorantar sha'awar Obama a rikicin Darfur. Ta yi aiki a matsayin babban mai ba da shawara kan manufofin kasashen waje ga
Ya yi takarar shugabancin Obama a shekarar 2008, amma ya yi murabus a lokacin zaben fidda gwani. A shekara ta 2009 Shugaba Obama ya nada ta a matsayin Kwamitin Tsaro na Kasa kuma a shekara ta 2013 ya nada ta a matsayin Jakadan Amurka a Majalisar Dinkin Duniya, wani mukamin minista.