Vigilant Cyber Systems Inc is an engineering company serving both the public and private sectors. The firm provides Subject Matter Expert engineering services for cyber testing, information assurance, digital signal processing, and embedded algorithms for military and civilian signal analysis and communications applications. Vigilants experience includes IA, IW, and DSP algorithm and system testing, human subject testing, animal testing, nuclear propulsion plant testing, and submarine post overhaul testing. The firms customers and employers include national agencies, national laboratories, university applied laboratories, and commercial communications related firms.