CHANTILLY, Va., 12 Sept. 2005. GTSI Corp. today announced that it will be a partner for a contract worth up to $300 million from the National Weather Service (NWS).

The contract was awarded to Raytheon Co. by the National Oceanic and Atmospheric Administration (NOAA's) NWS to provide operations and maintenance for the Advanced Weather Interactive Processing System (AWIPS), a nationwide operational weather data analysis and dissemination system.

GTSI will provide hardware, software, managed fulfillment services, technology refresh, and maintenance.

Together, GTSI and the Raytheon team will bring a mission focus that provides highly effective, secure and reliable computing and telecommunications resources, and continuously identify methods for applying information technology to improve the NWS's mission performance and reduce program costs.

"GTSI is proud to once again team with Raytheon, a first-class partner to us and to our government customer," said Dendy Young, GTSI's chairman and CEO. "This contract showcases GTSI's managed fulfillment services and maintenance capabilities and our proven ability to support large system integrators and their customers. We look forward to supporting the National Weather Service's mission to provide accurate and timely weather and water forecasts and warnings."

GTSI Corp. is the leading information technology product and solutions aggregator, combining best of breed products and services to produce solutions that meet government's evolving needs. For more than two decades, GTSI has focused exclusively on federal, state, and local government customers worldwide, offering a broad range of products and services, an extensive contract portfolio, flexible financing options, global integration and worldwide distribution. GTSI's unique Technology Practices consisting of certified experts, deliver exceptional solutions to support government's critical transformation efforts. Additionally, GTSI focuses on systems integrators on behalf of government programs. GTSI is headquartered in Northern Virginia, outside of Washington, D.C. For more information, see www.GTSI.com.