Sarmiento (born August 11, 1962, Manila, Philippines) was a member of the Philippine House of Representatives representing the 1st Legislative District of Samar from 2010 to 2016.
He also served as Secretary General of the Liberal Party.
He served as the Vice Mayor of Calbayog City from 1992 to 1995 and Mayor from 2001 to 2010.
He was also the Secretary General of the League of Cities of the Philippines from 2004 to 2010.
He also served as the final Secretary of the Interior and Local Government under President Benigno Aquino III after Jesse Robredo and Mar Roxas.