Donald Trump has selected Florida Republican Rep. Mike Waltz to be his national security adviser as the president-elect continues to build his team ahead of his second term.

Waltz has been one of President-elect Trump’s most prominent surrogates during the 2024 campaign, leading military outreach efforts and assisting with the Veterans For Trump coalition,

Fox News reported Monday evening.The Florida congressman is the first retired Green Beret to serve in Congress and brings prior administration experience, having worked as a policy adviser to former Defense Secretaries Donald Rumsfeld and Robert Gates.

The Wall Street Journal first reported Waltz being offered the role.