BIT Systems | 2,726 followers on LinkedIn. Founded by a small group of engineers in 1999, BITS grew into a leading sensor development and signal processing company for the Intelligence Community and Department of Defense. CACI International Incorporated acquired BITS in November 2013. With this acquisition, CACI brought over a winning team that excelled at signal collection, processing, and analysis, and gained cutting-edge capabilities in areas including digital signals processing, radio frequency solutions, sensor development, multi-INT analytics, software development, and research and development.