During the Obama administration, he also served in the Department of Homeland Security (DHS), first as director of United States Citizenship and Immigration Services (2009–2013), and as deputy secretary of DHS (2013–2016).
During the Obama administration, he also served in the Department of Homeland Security (DHS), first as director of United States Citizenship and Immigration Services (2009–2013), and as deputy secretary of DHS (2013–2016).