Giuliano joined the FBI's
Washington, D.C. field office as a Special Agent in 1988, where he worked on the Safe Streets and Gang Task Force, and served on SWAT as an Assault Team Leader. While there, he received the Director's Award for Excellence in Investigation. In 1997, he was promoted to Supervisory Special Agent in the Violent Crimes Section at
FBI headquarters, where he was responsible for the fugitive and Ten Most Wanted programs. From 2005 to 2010, Giuliano served in the
FBI Atlanta Field Office, Atlanta, Georgia, and during his tenure there, he served in Afghanistan as the FBI Commander on the scene. From 2010 to 2011, he served as the assistant director of the
FBI Counterterrorism Division within the
National Security Branch. From 2011 to 2012, he served as the executive assistant director of the
FBI National Security Branch. From August 2012 to November 2013, he served as the Special Agent in Charge (SAC) of the FBI Atlanta Field Office. After retiring from the FBI in 2016, Giuliano joined
Invesco as the company's chief security officer in
Atlanta. He served as chief administrative officer and managing director of the company. Giuliano was portrayed by
Brian d'Arcy James in the 2020 miniseries
The Comey Rule, which tells the story of the
FBI's investigation into the
Hillary Clinton email controversy and subsequent investigation into
Russian interference in the 2016 United States elections. ==Personal life==