South Korea's National Security Adviser Wi Sung-lac (L) shakes hands with U.S. Secretary of State Marco Rubio, who ...

Secretary of State Marco Rubio is taking over for Michael Waltz as National Security Adviser, but Rubio is keeping his main job and other roles. Search Query Show Search.

There is a very real possibility that Trump keeps Marco Rubio as both secretary of state and national security adviser, according to three people familiar with the matter.

Secretary of State Marco Rubio has a new job title: interim national security adviser. Trump said Waltz’s new role in his administration will be as the U.S. ambassador to the United Nations ...

And in contrast, the national security adviser is usually quite close to the president. His natural habitat is the White House, and the Situation Room in particular. His job is to work with various ...