FAIRFAX, Va., June 09, 2016 (GLOBE NEWSWIRE) -- The Space and Naval Warfare Systems Center (SPAWARSYSCEN) Atlantic has awarded ManTech International Corporation (Nasdaq:MANT) a task order to provide engineering support on behalf of the U.S. Naval Observatory (USNO). The cost-plus-fixed-fee task order has a 12-month base period of performance and two 12-month option periods, with a potential total value to ManTech of $34 million. "Providing comprehensive engineering support across all the USNO sites in partnership with SPAWARSYSCEN Atlantic is a privilege for ManTech, expanding our presence and capabilities in support of the Navy's mission," said Daniel J. Keefe, president and chief operating officer of ManTech's Mission Solutions & Services Group. About ManTech International Corporation ManTech provides innovative technologies and solutions for mission-critical national security programs for the Intelligence Community; the Departments of Defense, State, Homeland Security, Health and Human Services, Veterans Affairs and Justice, including the Federal Bureau of Investigation (FBI); the space community; and other U.S. government customers. We support important national missions by providing services to approximately 50 federal government agencies under approximately 1,000 current contracts. ManTech's expertise includes cybersecurity; software and systems development; enterprise information technology; multi-discipline intelligence; program protection and mission assurance; systems engineering; test and evaluation (T&E); command, control, communications, computers, intelligence, surveillance and reconnaissance (C4ISR); training; supply chain management and logistics; and management consulting. 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; or 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 "Risk 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.