Mr. Bayer also serves as a Director of DynCorp International, Inc. (NYSE), Willbros, Group Inc. (NYSE) and Stratos Global Corp. (Toronto Stock Exchange). In addition, he is a Member of the Defense Science Board, the Sandia National Laboratory's National Security Advisory Panel, the Chief of Naval Operations Executive Panel and the U.S. European Command Senior Advisory Group.

His previous U.S. Government service included appointments as Vice Chairman of the Defense Business Board, a Member of the Board of Visitors of the United States Military Academy, Chairman of the Army Science Board, a Member of the U.S. Naval War College Board of Visitors and Chairman of the Secretary of Air Force’s Advisory Group. Earlier in his career he was Counsel to a senior Member of the U.S House of Representatives, Deputy Assistant Secretary at the U.S. Department of Energy, Malcolm Baldrige's Associate Deputy Secretary of Commerce, Counselor to the United States Synthetic Fuels Corporation, Counselor to President Bush's Commission on Aviation Security and Terrorism and, the Federal Inspector for the Alaska Natural Gas Transportation System.

Mr. Bayer has previously served as a Member of the Board of Directors of EG&G, Inc. (until its sale to URS in 2002), and of Duratek, Inc. (until its sale to Energy Solutions in 2006). He has been a Trustee of Washington's Source Theater and its Chairman of the Board, a Member of the Board of the Potomac Community Theater, and a Member of the Board of Directors of The American Heart Association (Nation's Capitol Affiliate).