CACI International [CAI] has acquired SystemWare, Inc., a small firm with capabilities in monitoring and detecting cyber and physical security vulnerabilities. California-based SystemWare designs and manufactures radio frequency acquisition and analysis systems that enable users to monitor unwanted emissions and threats. The company’s customers include the Defense Department, intelligence community, federal civilian agencies and U.S. allies. CACI says that SystemWare will complement its intelligence services business. SystemWare had $16 million in sales last year. Over half of its employees hold security clearances.