 Employees in the civil services work under one of the independent agencies or one of the 15 executive departments.In addition to departments, there are a number of staff organizations grouped into the Executive Office of the President.These include the White House staff, the National Security Council, the Office of Management and Budget, the Council of Economic Advisers, the Office of the U.S. Trade Representative, the Office of National Drug Control Policy and the Office of Science and Technology Policy.