Systems Administrator

Systems Administrator Location: Keyport, WA Help Secure Critical Naval Operations Leidos is seeking a Systems Administrator to support NAVSEA NUWC Keyport in Keyport, WA. In this role, you will provide IT and cybersecurity support for mission critical information systems supporting the Unmanned Underwater Vehicle Operations Center (UUV OC). Your work will include systems administration, lifecycle management, continuous monitoring, vulnerability management, and Risk Management Framework (RMF) activities that help ensure secure, reliable operations in support of the U.S. Navy's undersea mission. You'll work as part of a collaborative technical team to maintain secure, compliant, and resilient information systems while supporting ongoing cybersecurity requirements and system accreditation efforts. Program Timing: This position supports an upcoming proposal opportunity with an anticipated September start. Primary Responsibilities Provide systems administration and lifecycle support for designated information systems, including hardware and software management, configuration management, upgrades, repairs, and technical documentation. Support continuous monitoring, cybersecurity assessments, and vulnerability management to maintain an accurate understanding of system security status and compliance. Ensure systems remain compliant with RMF, STIGs, SRGs, and Navy Security Control Assessor (SCA) guidance by assessing security controls and helping address emerging risks. Document, build, test, and maintain secure information systems using approved security controls, tools, and processes. Identify system risks, develop mitigation and remediation plans, and prepare RMF based Assessment and Authorization (A&A) artifacts required to achieve and maintain system accreditation. Basic Qualifications Bachelor's degree in Information Technology, Computer Science, Cybersecurity, or a related field, or an equivalent combination of education and relevant experience with 4+ years of experience or a Master's degree with 2+ years of experience. Additional experience may be considered in lieu of a degree. Active Top Secret security clearance with SCI eligibility. Current certification in accordance with DoDM 8140.03 cybersecurity workforce requirements, such as CompTIA Security+, CySA+, PenTest+, or SecurityX (formerly CASP+). Experience with systems administration, IT lifecycle support, and configuration management for information systems. Experience supporting cybersecurity activities, including continuous monitoring, vulnerability assessments, compliance validation, and RMF documentation. Working knowledge of RMF, STIGs, SRGs, and applicable DoD and Navy cybersecurity and IT management requirements. Ability to prepare and maintain technical and accreditation documentation for managed systems. Hands on experience administering and supporting Windows and Linux operating systems in secure enterprise environments, including system configuration, patching, troubleshooting, upgrades, and ongoing operational maintenance. Strong analytical, technical writing, and communication skills. Preferred Qualifications Experience supporting government or DoD and Navy information systems environments. Familiarity with Navy SCA guidance, Assessment and Authorization (A&A) package development, and system accreditation processes. Experience identifying system risks, developing remediation strategies, and improving overall cybersecurity posture. Original Posting August 7, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range Pay Range $73,450.00 - $132,775.00 Pay and Benefits competitive compensation Health and Wellness programs Income Protection Paid Leave and Retirement 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