Systems Administrator

About this role

Systems Administrator Location: Suitland, MD Clearance: Active TS/SCI

Leidos is seeking a Systems Administrator to join our team in Suitland, MD , supporting Scientific and Technical Intelligence (S&TI) analysis at the Office of Naval Intelligence (ONI). In this role, you will provide specialized cybersecurity and IT support for critical intelligence systems used in parametric modeling, engineering analysis, and foreign material exploitation.

You will support a highly specialized technical environment that includes high end workstations, advanced graphics, laboratory equipment, data loading, and cloud administration. Your expertise will help maintain secure, reliable systems while supporting security accreditation requirements and the technology needs of the mission.

Primary Responsibilities: • Troubleshoot and resolve technical issues within prescribed timelines. • Track change requests and trouble tickets in ServiceNow or Remedy AR to ensure they are properly documented and managed. • Maintain configuration management and lifecycle documentation for Mission IT assets. • Evaluate system needs and provide recommendations for software updates and hardware replacements. • Support desktop system updates, accreditation compliance, and security authorizations. • Assist with risk management frameworks and compliance with ODNI, DIA, DoD, DISA, Navy, NIA, and ONI policies.

Basic Qualifications: • Bachelor’s degree in a related field with 8+ years of experience, or a master’s degree in a related field with 6+ years of experience. Additional training, certifications, or work experience may be considered in lieu of a degree. • Active DoD TS/SCI security clearance with the ability to obtain a polygraph. • Active IAT Level II DoD Approved 8570 Baseline Certification, such as Security+ CE, or the ability to obtain the certification within 30 days of offer acceptance. • 5+ years of Windows System Administration experience. • Expert level technical experience and knowledge of server environment installation, configuration, and security. • Extensive knowledge of Windows hardware, software, and network components. • Experience with C&A, DIACAP, RMF, ICD 503, and/or the NIST Framework. • Expertise in evaluating, installing, and maintaining IT infrastructure. • Experience coordinating with technology teams to support services and applications. • Experience with Microsoft Azure Cloud Administration. • Strong problem solving, troubleshooting, and communication skills.

Preferred Qualifications: • 1+ years of MacOS administration experience. • Current Microsoft Azure certification(s). • Active DoD TS/SCI security clearance with polygraph.

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If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting: August 12, 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 $92,300.00 - $166,850.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

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