Tung served with the
United States Department of Justice as a Bristow Fellow in the office of the
Solicitor General of the United States from 2011 to 2012, as an
assistant United States attorney in the Central District of California in
Los Angeles from 2016 to 2017 and as counsel in the
Office of Legal Policy in 2017. On September 11, 2025, his nomination was advanced to the
United States Senate by a 12–10 vote. Tung was confirmed on November 5, 2025 by a 52–45 vote. He received his judicial commission on November 7, 2025. == Personal life ==