Alejandro Mayorkas Confirmed As First Latino To Head US Homeland Security Alejandro Mayorkas Confirmed As First Latino To Head US Homeland Security The confirmation, on a modestly bipartisan vote of 56-43, comes as President Joe Biden takes steps to reverse some of predecessor Donald Trump's hardline anti-immigration rules, and amid calls to implement reforms in border policies and the status of millions of undocumented migrants. Mayorkas held senior posts in Department of Homeland Security (DHS) during Barack Obama's administration. Washington: The US Senate on Tuesday confirmed Cuban-born Alejandro Mayorkas as the next secretary of homeland security, the first Hispanic and first immigrant to lead the department that oversees immigration and border issues.