TCS is searching for a Senior Principal Dev/Sec/Ops Engineer to join our strong team supporting our Ground-based Midcourse Defense (GMD) customer in Huntsville, AL. The GMD program is a portion of the Missile Defense Agency's (MDA) system to protect the US and our allies from ballistic missile attack. The selected candidate will use modern development automation and management tools to work in both Linux and Windows environments, in legacy and cloud environments.