QinetiQ US (formerly Avantus Federal) | 9,583 followers on LinkedIn. Misson-Led Innovation | For over 60 years, QinetiQ US has been providing world-class technology development, engineering research and development and revolutionary products to the defense, security, and commercial markets. Our mission-led approach to innovation ensures we get the best capabilities rapidly into the hands of our customers. Our capabilities include Mission Operations, ISR, Cyber, Information Advantage and Robotics & Autonomous Systems.