Daniels also served as Chairman of the Virginia Chamber of Commerce, the largest and leading general business organization in Virginia, in 2008-2009. 

Daniels rose to industry prominence with SAIC where he served as a member of the senior executive team from 1986-2004. He sold his company to SAIC in 1986 when SAIC had revenues of $500 million and helped build the company to the current $10 Billion in annual revenues with 45,000 employees. While at SAIC he identified and purchased Network Solutions for $4.7 million in March, 1995. He led Network Solutions through a successful public offering in 1997 and a second offering in 1999. In January 2000 Daniels led Network Solutions in a follow-on offering of $2.3 Billion, one of the largest technology equity offerings in history. Five years after he purchased NSI, he was instrumental in the sale of Network Solutions on SAIC's behalf for $19.6 billion. Network Solutions contributed $3.0 billion in cash to SAIC, the largest transaction in SAIC's history.

In 2004 Daniels was asked to join the Board of Directors of Apogen Technologies in McLean, Virginia. He worked closely with the CEO and executive management team and private equity firm Arlington Capital Partners in Washington, DC in the firm’s roll up of two firms, and Apogen was built into a $200 Million annual revenue business. Apogen was sold in September, 2005 to QinetiQ of the UK (London Stock Exchange) for $300 Million.

Daniels was selected in a national executive search to become Chairman of the Board of Mobile365 in May, 2005. He worked closely with the CEO and the executive management team to build the company. He was asked by the Board of Directors to also be the CEO and served as Chairman and CEO beginning in December, 2005. He worked with the Board to reposition the company and in November, 2006, Mobile365 was sold to Sybase for $417 Million, which was later sold to SAP.

Daniels has served with the Defense Advanced Reserch Projects Agency (DARPA) of the U.S. Department of Defense, on numerous international commissions and advisory boards, serving on the United States Trade Representatives International Investment Policy Advisory Commission, as a U.S. National Commissioner for UNESCO, as a White House Advisor on International Technology and as a Senior Advisor to the National Security Council (NSC).

In addition to the above, Daniels has served on the Board of Directors of Telcordia Technologies (1998-2003). He served on the Board of Directors of VeriSign from 2000-2001 following the sale of Network Solutions to VeriSign in 2000 and now currently serves as Chairman of Borad for Logistics Management Institute, Globallogic, Mercury Computer Systems, and Invincea.