President-elect Donald Trump announced on Nov. 13 senior staff hires.

He has also been announcing Cabinet picks, most of whom require Senate confirmation.

Dan Scavino will be assistant to the president and deputy chief of staff. He has been known for operating Trump’s social media accounts and producing viral posts.

Trump named Stephen Miller as deputy chief of staff for policy and homeland security adviser. He is known for his hawkish views on immigration. He served in the Trump White House as senior adviser to the president for policy.

James Blair will be assistant to the president and deputy chief of staff for legislative, political, and public affairs. He was political director for the Trump campaign and Republican National Committee, “managing hundreds of staff and overseeing a wide portfolio of political operations and programs,” according to the Trump transition team.

Finally, Trump said that Taylor Budowich will be assistant to the president and deputy chief of staff for communications and personnel. Budowich was in a senior role at Save America, which is Trump’s leadership political action committee (PAC), and was CEO of MAGA Inc., a super PAC supportive of Trump.