The U.S. missile defense contract is worth $17 billion, according to sources

The win represents a boost for Lockheed after the U.S. said it would reduce F-35 orders and the Army said it was abandoning a next-generation helicopter. The win comes after the Army announced it would be abandoning a helicopter and reducing orders of F-15s.

Lockheed Martin has been awarded a $17 billion contract to develop the next generation of interceptors that would guard the United States against an intercontinental ballistic missile attack. The multi-year contract will be awarded as soon as Monday by the U.S. Missile Defense Agency. The win represents a shot in the arm for Lockheed.