DOJ has this announcement, here, on a DOJ Tax Alum: Attorney General Jeff Sessions Announces Dana Boente to Serve as Acting Assistant Attorney General of the National Security Division
From the release:
Prior to this appointment, Boente had been serving as the Acting Deputy Attorney General since Jan. 30, 2017, and has served and will continue to serve as the U.S. Attorney for the Eastern District of Virginia since his confirmation by the U.S. Senate on Dec. 15, 2015. Boente was appointed by the Attorney General in December 2012 to serve as the U.S. Attorney for the Eastern District of Louisiana, a position he held until September 2013. Boente began his career with the Justice Department in 1984 with the Tax Division, and in January 2001 he became an Assistant U.S. Attorney in the Fraud Unit of the Eastern District of Virginia.
From 2005 to 2007, Boente served as the Principal Deputy Assistant Attorney General of the Tax Division. Following his service with the Tax Division, he returned to the Eastern District of Virginia when he was selected as the First Assistant U.S. Attorney. He served as acting U.S. Attorney for that office from October 2008 through September 2009 and from Sept. 23, 2013 until his Senate confirmation.