ManTech International Corporation (Nasdaq: MANT), a leading provider of innovative technologies and solutions for mission-critical national security programs, announced today that it was awarded a prime contract to provide system engineering and integration services to support current and future space launch operations for the U.S. Air Force Launch and Range Systems Wing (LRSW). The competitively awarded contract, a new award for ManTech, has an initial value of $15,665,703, and includes option periods for extended contract performance up to 10 years that bring the total value of the contract to $160M.

ManTech will provide system engineering and integration services in support of the LRSW Evolved Expendable Launch Vehicle (EELV) program to include enterprise integration of launch and range programs, interfaces with both the EELV and any future LRSW launch systems, and support to the Launch and Test Range System. Technical support to be provided by ManTech includes systems engineering and integration, mission integration management, systems safety engineering, systems environmental engineering, systems security and information assurance, product assurance, launch schedule management and launch risk management.

“This award reflects a lot of hard work by our employees in providing valued, cost effective services for our nation’s space launch capabilities,” said Greg Roman, Senior Vice President, Space and ISR Services, ManTech Systems Engineering and Advanced Technology group. “Our previous work in this area, coupled with new initiatives and offerings, was instrumental in winning this award. ManTech is proud of its long-term space launch heritage and our successful partnership with Space and Missile Systems Center/LRSW, 30 th and 45 th Space Wings. We look forward to assisting LRSW in achieving all of its near-term priority operational objectives and maintaining its focus on mission success."

"Our group has been recognized for consistently providing federal customers with talented systems engineers capable of resolving complex mission-critical challenges,” said Terry Ryan, President, ManTech Systems Engineering and Advanced Technology group. “Since the beginning of the year we have won four major systems engineering awards totaling approximately $432 million. Last year we were certified by the National Reconnaissance Office (NRO) as being non-conflicted and able to provide systems engineering and technical services. The NRO certification and our recent awards demonstrates our leadership as a premier provider of systems engineering and integration services throughout the federal government.”

The LRSW’s mission is to develop and acquire expendable launch systems and manage launch integration, mission assurance and launch campaigns, and provide range systems for space launch operations and ballistic missile and aeronautical testing at the Eastern and Western Ranges. It is located at the Space and Missile Systems Center, Los Angeles Air Force Base, CA.

About ManTech International Corporation:

Headquartered in Fairfax, Virginia with approximately 8,900 professionals, 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 and Justice; the Space Community; the National Oceanic and Atmospheric Administration; and other U.S. federal government customers. ManTech’s expertise includes systems engineering, systems integration, enterprise architecture, cyber security, information assurance, intelligence operations and analysis support, network and critical infrastructure protection, information operations and information warfare support, information technology, communications integration, global logistics and supply chain management, and service oriented architectures. Additional information on ManTech can be found at www.mantech.com.

Forward-Looking Information:

Statements in this announcement, other than historical data and information, constitute forward-looking statements that involve risks and uncertainties. A number of factors could cause our actual results, performance, achievements, or industry results to be very different from the results, performance, or achievements expressed or implied by such forward-looking statements. Some of these factors include, but are not limited to, the risk factors set forth in ManTech's Annual Report on Form 10-K for the period ended December 31, 2009, and other periodic and current reports that ManTech makes with the SEC from time to time. Due to such uncertainties and risks, readers are cautioned not to place undue reliance on such forward-looking statements, which speak only as of the date hereof.

Copyright Business Wire 2010