Lockheed Martin (NYSE: LMT) has secured a $180.5 million contract modification from the U.S. Navy for continued delivery of AN/SQQ-89A (V) 15 anti-submarine warfare systems and engineering support services. The Department of Defense said Friday Lockheed’s rotary and mission systems business will develop, integrate, manufacture and test Hypervisor Technology Zero AN/SQQ-89A (V) 15 surface ship