Summary The mission of the Treasury Inspector General for Tax Administration's (TIGTA) Office of Investigations is to protect the Internal Revenue Service (IRS) from internal and external threats and corruption that could negatively impact the IRS' ability to administer the nation's tax laws. We detect and deter waste, fraud and abuse in IRS programs and operations and protect the IRS against internal misconduct and corruption as well as external attempts to corrupt or threaten its employees. Responsibilities Internal selectee will remain in their current duty location. This position is located at Treasury Inspector General for Tax Administration, Office of Investigations. As a Criminal Investigator (Desk Officer/National Program Manager), you will conduct projects that exceed in scope, complexity, or sensitivity even the normal highly complex and sensitive assignments of the GS-13 criminal investigators. You will serve as a source of authoritative advice on highly technical matters fo...