It's not $4B to SRA. It's a multi-award contract worth a total of $4B, of which SRA only gets a portion.
As for "are we a part of this," most likely no.
In other SRA news, they're buying what they need:
http://online.wsj.com/article/BT-CO-20101011-709515.html
"Technology consultant SRA International Inc. (SRX) agreed to buy a privately held company that helps the federal government with system integration for $90 million. SRA, a technology and consulting company that works for government agencies as well as commercial clients, said the deal to buy Platinum Solutions would boost earnings per share in this fiscal year, which ends in June. "