Senior Information Systems Security Engineer

AT&T Global Public Sector is seeking a Senior Information Systems Security Engineer to provide managed IT support for TAC2O systems, ensuring secure network operations for high-priority defense intelligence collection needs. The role involves designing and implementing integrated security solutions, managing information-related risks, and supporting the Authorization and Accreditation process for classified systems. This position requires full-time onsite presence at the customer's site in Reston, Virginia, with no telework options.