The majority of Harvey's career was spent with corporations that provided products and services to the
federal government, particularly the
United States Department of Defense, and included a year of government service. He was involved in more than twenty major defense programs across the entire spectrum from undersea to outer space, including
tanks,
missiles,
submarines, surface ships, aircraft and satellites. In addition, he was a member of the
Army Science Board in the late 1990s, traveling to numerous U.S. Army installations, and participated in early studies that helped define the Future Combat System. Harvey also served for one year as a
White House Fellow and assistant in the immediate office of the
Secretary of Defense,
Harold Brown, in the late 1970s. Harvey held various professional, management and executive positions within the
Westinghouse Corporation from 1969 to 1997, including President of the Electronics Systems Group, President of the Government and Environmental Services Company, and Chief Operating Officer of the multibillion-dollar Industries and Technology Group. Before his appointment as Army Secretary, he was also a Director and Vice Chairman of
Duratek a portfolio company of the Carlyle Group specializing in treating radioactive, hazardous, and other wastes, he was also Director and Vice Chairman of another Carlyle Group portfolio company, The IT Group, which provided environmental services to both commercial and military customers. In addition, he was a member of the boards of several other corporations. ==Secretary of the Army==