1. Short title This Act may be cited as the Pentagon Management Oversight Act of 2023 . 2. Reinstatement of position of Chief Management Officer of Department of Defense (a) Reinstatement of position (1) In general Chapter 4 of title 10, United States Code, is amended by inserting after the item relating to section 132 the following new item: 132a. Chief Management Officer (a) Appointment and qualifications (1) There is a Chief Management Officer of the Department of Defense, appointed from civilian life by the President, by and with the advice and consent of the Senate. (2) The Chief Management Officer shall be appointed from among persons who have an extensive management or business background and experience with managing large or complex organizations. A person may not be appointed as Chief Management Officer within seven years after relief from active duty as a commissioned officer of a regular component of an armed force. (b) Responsibilities Subject to the authority, direction, and control of the Secretary of Defense and the Deputy Secretary of Defense, the Chief Management Officer shall perform such duties and exercise such powers as the Secretary or the Deputy Secretary may prescribe, including the following: (1) Serving as the chief management officer of the Department of Defense with the mission of managing enterprise business operations and shared services of the Department of Defense. (2) Serving as the principal advisor to the Secretary and the Deputy Secretary on establishing policies for, and directing, all enterprise business operations of the Department, including planning and processes, business transformation, and performance measurement and management activities and programs, including the allocation of resources for enterprise business operations and unifying business management efforts across the Department. (3) Exercising authority, direction, and control over the Defense Agencies and Department of Defense Field Activities providing shared business services for the Department. (4)