In 2007, as an FBI Supervisory Special Agent in the Counterterrorism Division, he served in Iraq and Africa.

[2] In 2015 he was appointed to serve as the Assistant Commissioner and Chief Intelligence Officer at United States Customs and Border Protection.

[4] He was appointed as the acting Under Secretary of Homeland Security for Intelligence and Analysis by the President Trump on January 23, 2017, and was unanimously confirmed to that position on a permanent basis by the United States Senate on August 3, 2017.

He is also the senior U.S. Government official statutorily charged to deliver the technical and programmatic infrastructure to drive the bi-directional dissemination of intelligence and information sharing with: state, local and private sector partners through the DHS Mission Centers.

[6] When Glawe was confirmed he was the highest ranking openly gay LGBTQ2SA+ U.S. Government Official, the first LGBTQ2SA+ individual to be nominated by a Republican President, was supported and introduced at his confirmation hearing by the most senior Republican Senator from Iowa, Chuck Grassley, and is the first LGBTQ official to lead a U.S. intelligence organization.