Grand Prairie, TX – and maintenance. – Performs system user education and/or briefings. Act as a liaison with government agency representatives, such as Advanced / Special Program Security Control Assessors (SCA), and other external / internal customers, including, but not limited to, counterintelligence and Information Technology (IT) professionals. – Develops and implements System Security Plans (SSP), Information Assurance Standard Operating Procedures (IA SOP), information security policies and required bodies of evidence…Description: Lockheed Martin’s Missiles and Fire Control (MFC) business, the leading provider and pioneer for superior weapon systems, sensors and services is seeking a Classified Cyber Security professional / Information System Security Officer (ISSO) to join the Classified Cyber Security team in Grand Prairie, TX. The candidate will perform in a classified cyber security role supporting multiple programs and must have a working knowledge of the Risk Management Framework (RMF…