Senior Information System Security Officer

Senior Information System Security Officer (ISSO) Leidos is seeking a Senior Information System Security Officer (ISSO) at our Annapolis Junction, MD location. The ISSO will act as a security professional for a large software development program, including software maintenance and development, IT support, systems integration, network engineering, and information systems security. Primary Roles and Responsibilities Provide support for implementing and enforcing information systems security policies, standards, and methodologies. Assist in evaluating security solutions to ensure they meet security requirements for processing multiple types of information. Assist with configuration management for information system security software, hardware, and firmware. Analyze threats and develop and implement best practice methodologies for incident detection, reporting, and vulnerability remediation. Maintain records on workstations, servers, routers, firewalls, intelligent hubs, network switches, etc. to include system upgrades. Ensure security solutions meet requirements for processing information. Maintain operational security posture for information systems. Support the Information System Security Manager (ISSM) in maintaining the appropriate operational IA posture for a system/program/enclave. Develop and maintain documentation for Certification & Accreditation in accordance with specified policies. Develop and update system security plans and other IA documentation. Provide support for Information Assurance Vulnerability Alerts (IAVAs) management (initiating IAVA responses, system scans, remediation, patching). Provide configuration management for security-relevant information system software, hardware, and firmware. Develop system security policy and ensure compliance. Administer user identification and authentication mechanisms. Basic Qualifications Bachelor’s degree in a related field and at least 12 years of relevant experience (additional experience may substitute for a degree). TS/SCI with polygraph security clearance. At least 10 years of experience as ISSO working independently or on teams maintaining secure information system operations in isolated, connected, and standalone environments. At least 5 years of experience using tools to support IAVA management. At least 5 years of experience using tools to support the preparation, maintenance, and management of SSPs and other security documentation. Demonstrated knowledge and experience with current security tools, hardware/software security implementation, communication protocols, encryption techniques/tools. In-depth experience completing security evaluations of software systems or architectures to ensure they meet security requirements. In-depth experience proposing, coordinating, implementing, and enforcing information systems security policies, standards, and methodologies on a large software or IT program. Demonstrated experience performing day-to-day security operations of large, complicated information and information processing systems. Commitment to developing and adhering to best practices. High level of self‑initiative and solutions-oriented teamwork. Excellent interpersonal skills. Preferred Qualifications Extensive experience as an Information Systems Security Officer on large software development and integration programs. DoD 8570 compliance with IAT Level II or higher. DoD 8570 compliance with IAM Level II or higher. Commitment to Non-Discrimination All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws. #J-18808-Ljbffr