CACI International Inc. announced that it has been awarded a single-award prime contract worth up to $284 million by the National Security Agency (NSA) to provide mission expertise and systems engineering support for NSA's Cybersecurity Directorate. As the pace and scope of cybersecurity threats continue to increase, CACI's specialized expertise and knowledge in cybersecurity will help engineer solutions for some of nation's most critical national security missions. Under the five-year contract, CACI will help to modernize NSA's systems engineering practices across their extended enterprise.