In addition to the above, to be qualified for this specific position, your experience must be sufficient to demonstrate: Thorough knowledge of Criminal Investigation mission, operations, and organization; Understanding of law enforcement, technology and personnel issues; In-depth knowledge of the operations, programs, and policies, as well as, the Criminal Investigation's Strategy Program Plan and Annual Business Plans impact on field operations; In-depth knowledge of investigative policies, prescribed investigative procedures and techniques of the Internal Revenue Service and the Treasury Department, and the criminal enforcement and prosecution policies of the Justice Department; Ability to apply that knowledge in developing criminal investigative programs for field implementation and for identifying types of violations and trends in those violations in order to make changes in investigative programs; and authoritative and comprehensive knowledge of the Federal Rules of Evidence, the Federal Rules of Criminal Procedure, and relevant constitutional, statutory, and case law. General Managerial Duties: As a Senior Manager you will: Exercise delegated managerial authority to oversee the overall planning, directing and timely execution of a program, several program segments (each of which is managed through separate subordinate organizational units), or comparable staff functions, including development, assignment, and higher level clearance of goals and objectives for supervisors or managers of subordinate organizational unit or lower organizational levels.