FAIRFAX, Va., Aug. 23, 2013 (GLOBE NEWSWIRE) -- The U.S. Department of Homeland Security (DHS) has awarded ManTech International Corporation (Nasdaq:MANT) a 5-year Blanket Purchase Agreement (BPA) to provide cyber security services and integration for continuous diagnostics and mitigation across a wide range of ".gov" networks. This contract vehicle has a $6 billion ceiling and will be used to facilitate cyber security services across the U.S. government and civilian marketplace. "ManTech is proud to support DHS and associated federal agencies as they continue to strengthen their cyber security posture," said L. William Varner, president and chief operating officer of ManTech's Mission, Cyber & Intelligence Solutions (MCIS) Group. "We have a unique set of tools and technologies that have proven to be successful over several years of protecting our nation's critical information resources, and we anticipate deploying our forward-thinking solutions." About ManTech International Corporation ManTech is a leading provider of innovative technologies and solutions for mission-critical national security programs for the intelligence community; the Departments of Defense, State, Homeland Security, Energy, and Justice, including the Federal Bureau of Investigation (FBI); the health and space communities; and other U.S. federal government customers. We provide support to critical national security programs for approximately 50 federal agencies through approximately 1,000 current contracts. ManTech's expertise includes command, control, communications, computers, intelligence, surveillance and reconnaissance (C4ISR) solutions and services; cyber security; global logistics support; information technology (IT) modernization and sustainment; intelligence/counter-intelligence solutions and support; systems engineering; test and evaluation; environmental, range and sustainability services; and healthcare analytics and IT. ManTech supports major national missions, such as military readiness and wellness, terrorist threat detection, information security and border protection. Additional information on ManTech can be found at www.mantech.com . Forward-Looking Information Statements and assumptions made in this press release, which do not address historical facts, constitute "forward-looking" statements that ManTech believes to be within the definition in the Private Securities Litigation Reform Act of 1995 and involve risks and uncertainties, many of which are outside of our control. These forward-looking statements are inherently subject to risks and uncertainties, and actual results and outcomes may differ materially from the results and outcomes we anticipate. Factors that could cause actual results to differ materially from the results we anticipate include, but are not limited to, the following: failure to obtain option awards, task orders, or funding under contracts; failure to realize the full amount of our backlog; renegotiation, modification, or termination of our contracts; or failure to perform in conformity with contract terms or our expectations. These and other risk factors are more fully discussed in the section entitled "Risks Factors" in ManTech's Annual Report on Form 10-K, and, from time to time, in ManTech's other filings with the Securities and Exchange Commission.