In February 2006, President George W. Bush appointed Gibson to the position of Deputy Under Secretary of Defense for Management Reform.
In this role, he was responsible for promoting management efficiency and streamlining financial operations within the Department of Defense.
To accomplish this, he worked closely with the Department of Defense Inspector General, the Government Accountability Office, the Office of Management and Budget, and the United States Congress.
 Gibson also served as acting Deputy Under Secretary of Defense for Financial Management from July 2006 through July 2007.

On October 24, 2007, President Bush nominated Gibson to be Assistant Secretary of the Air Force for Financial Management and Comptroller.
 The United States Senate confirmed his nomination on December 20, 2007.
 On January 15, 2008, Gibson was sworn in as the 20th Assistant Secretary of the Air Force for Financial Management and Comptroller by Secretary of the Air Force Michael W. Wynne.
 During his tenure as the Air Force’s chief financial officer, Gibson was responsible for managing an annual operating budget of $124 billion.
 He supported professional training and education programs to help financial managers produce better cost estimates, budget projections and financial analysis for decision makers throughout the Air Force.
 Gibson also expanded the Air Force Financial Services Center, opening a customer call center to provide financial services to 700,000 Airmen and civilian employees around the world.

In June 2017, President Donald Trump nominated Gibson to be Deputy Chief Management Officer for the Department of Defense.
 His nomination was confirmed by a 91 to 7 vote in the United States Senate on November 7, 2017.
Gibson was responsible for overseeing the integration and coordination of business operations within the Department of Defense.
In January 2018, he was nominated for promotion to the newly created office of Chief Management Officer of the Department of Defense.
This nomination was confirmed by voice vote of the Senate on February 15, 2018.
 On November 5, 2018, Gibson submitted his resignation from the office of Chief Management Officer of the Department of Defense effective November 30.
In February 2006, President George W. Bush appointed Gibson to the position of Deputy Under Secretary of Defense for Management Reform. In this role, he was responsible for promoting management efficiency and streamlining financial operations within the Department of Defense. To accomplish this, he worked closely with the Department of Defense Inspector General, the Government Accountability Office, the Office of Management and Budget, and the United States Congress.  Gibson also served as acting Deputy Under Secretary of Defense for Financial Management from July 2006 through July 2007.
On October 24, 2007, President Bush nominated Gibson to be Assistant Secretary of the Air Force for Financial Management and Comptroller.  The United States Senate confirmed his nomination on December 20, 2007.  On January 15, 2008, Gibson was sworn in as the 20th Assistant Secretary of the Air Force for Financial Management and Comptroller by Secretary of the Air Force Michael W. Wynne.  During his tenure as the Air Force’s chief financial officer, Gibson was responsible for managing an annual operating budget of $124 billion.  He supported professional training and education programs to help financial managers produce better cost estimates, budget projections and financial analysis for decision makers throughout the Air Force.  Gibson also expanded the Air Force Financial Services Center, opening a customer call center to provide financial services to 700,000 Airmen and civilian employees around the world.
In June 2017, President Donald Trump nominated Gibson to be Deputy Chief Management Officer for the Department of Defense.  His nomination was confirmed by a 91 to 7 vote in the United States Senate on November 7, 2017. Gibson was responsible for overseeing the integration and coordination of business operations within the Department of Defense. In January 2018, he was nominated for promotion to the newly created office of Chief Management Officer of the Department of Defense. This nomination was confirmed by voice vote of the Senate on February 15, 2018.  On November 5, 2018, Gibson submitted his resignation from the office of Chief Management Officer of the Department of Defense effective November 30.
John H. Gibson