Horner worked for OPM from August 22, 1985 through May 10, 1989.[1] During her time in the Reagan administration she also served as Associate Director for Economics and Government in the Office of Management and Budget.[4] She approved the budget and legislative proposals of many of Federal agencies, including the Departments of Treasury, Justice, Transportation, Commerce, Housing and Urban Development.[4] She was the Director of VISTA as well as Acting Associate Director of ACTION, VISTA's parent agency.[4]
She later served as Assistant to the President in the Bush administration where he appointed her deputy secretary of health and human services and later director of Presidential Personnel where she advised the President on "the selection of appointees to cabinet and sub-cabinet posts, ambassadorships, judgeships, regulatory agencies, and commissions."[5][2] During her nomination hearing for the position at Health and Human Services, Senator David Durenberger said of Horner "[I]f you had to find somebody inside the system who was never satisfied that the system worked well enough for the people it is supposed to serve, it would be Constance Horner."[6]
After she left the White House Horner was a guest scholar at the Brookings Institution, writing and lecturing on public organization management reforms.[5] She is a lecturer and writer on the subject of managing the Federal Government.[4] Her writing on public policy has been published in The Wall Street Journal, The New York Times, and The American Spectator.[1] As of 2013 she served on the boards of directors of The Prudential Insurance Company of America, Ingersoll-Rand, and Pfizer.[2]
^Bruce, Edna. "Along the Way", The Chatham Press, August 26, 1960. Accessed January 27, 2022, via Newspapers.com. "Constance J. McNeely of 16 N. Hillside Avenue has been awarded one of the 202 freshman competitive scholarships at the University of Pennsylvania. A recent Chatham High School graduate, Miss McNeely will enter the College of Liberal Arts for Women next month."
^"Public Papers". George Bush Library and Museum. 1989-02-28. Retrieved 2021-05-19.