US Navy allocates $1.07 billion for servicing two Virginia-class submarines.
General Dynamics Electric Boat (EB) receives the sole-source modified contract.
Work is scheduled to be completed in 2033.
Funds will be used to purchase major components and materials for hulls 812 and 813.
Virginia-class submarines have advanced mission capabilities, including surface ship and anti-submarine warfare.
The US Navy aims to keep up with China's advancing military capabilities.
Submarine fleet plays a crucial role in the US's aggressive posture in the Indo-Pacific.
Virginia-class submarines have specialized weapons and advanced sensors, enabling various operations.