Preferred Systems Solutions, Inc. (PSS) is a recognized leader in providing Information Technology, Engineering Services, Program Management, and Consulting Services. For over 20 years, PSS has enabled Government and Commercial clients to achieve their organizational initiatives through the application of high quality, innovative, and cost effective professional services and solutions. PSS provides a positive working environment, with opportunities for advancement in our growing local Federal sector workforce. Position Description PSS, Inc. is actively seeking a Information System Security Officer (ISSO) to join our growing team located in Warrenton, Virginia . The successful candidate will leverage their strong technical backgroundknowledge to support the Sponsor s system accreditation efforts, to include creating Body of Evidence (BOE) documentation, implementing required controls, and completed required tasksactions. Clearance Requirements TSSCI with Polygraph (Applicants selected will be subject to a government security investigation and must meet eligibility requirements for access to classified information. Accordingly, US Citizenship is required.) Position Requirements Active TSSCI with Polygraph clearance Bachelor s Degree in Computer Science, Information Systems, or Engineering, or 10 years of related experience may be substituted for education. Duties, Tasks Responsibilities Creating, updating, maintaining, and interpreting required Body of Evidence (BOE) documentation Working with management, internal teams, and Sponsor s authorities to successfully navigate the Sponsor s accreditation process for all systems Performing Nessus scans and interpreting the results Maintaining a robust library of documentation, to include network diagrams for cyber defense capabilities and sensors, and making documentation available to all personnel with appropriate need-to-know Maintaining, updating, and conducting routine vulnerability scanning across all Sponsor networks Maintaining system baselines and configuration management items, including security event monitoring policies Working with all stakeholders to ensure complete and functioning systems that meet all requirements Ensuring all network defense capabilities are kept current, patched, and securely configured, and the management is informed of status Analyzing data flows into, out of, and across Sponsor networks to identify and rectify any security gaps Recommending, and when approved, implementing process and policy improvements Required Experience, Skills, Technologies Significant, demonstrated experience navigating the Sponsor's accreditation process and ICD 503 requirements, especially as it relates to creating Body of Evidence (BOE) documentation Significant, demonstrated experience meeting security requirements in the Sponsor's environment or similar environments (prior ISSO experience) Experience performing Nessus scans and interpreting the results Experience working across a large team to drive a security agenda Experience working with complex, intertwined systems and data flows Experience inventorying complex networks, and with all facets of network documentation (security compliance, configuration management, patching, centralized authentication, removable media, etc.) Security-focused knowledge of a wide range of diverse technologiesdisciplines (networking, UNIXLinux, Windows, Storage, Virtualization, etc.) Experience monitoring network defense technologies and analyzing the outputs Experience creating, maintaining, and communicating complex information technology documentation, particularly network and security documentation Self-starter with excellent people skills - able to work across teams, organize meetingsboards, and drive change throughout an organization Desired Experience, Skills Technologies CISSP strongly desired Experience with the Xacta 360 cyber risk and compliance automation tool strongly desired PSS is committed to the diversity we bring to the marketplace by being an EEOCAA employer who is committed to hiring a diverse team of professionals to provide world class services and products aimed at exceeding our customer s expectations. All qualified applicants will receive consideration for employment without regard to race, color, religion, sexual orientation, gender identity, national origin, protected veteran status or disability. PSS is a VEVRAA Federal Contractor.