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 4+ years of experience, or a master’s degree in a related field with 2+ 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.
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:September 1, 2026For 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.
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.
Skills Required
- Bachelor’s degree in a related field with 4+ years of experience, or master’s degree with 2+ years; equivalent training, certifications, or experience may substitute
- Active DoD Top Secret/Sensitive Compartmented Information security clearance with ability to obtain a polygraph
- Active DoD IAT Level II 8570 baseline certification, such as Security+ CE, or ability to obtain within 30 days of offer acceptance
- Windows systems administration experience
- Expert technical experience installing, configuring, and securing server environments
- Extensive knowledge of Windows hardware, software, and network components
- Experience with C&A, DIACAP, RMF, ICD 503, and/or the NIST Framework
- Expertise evaluating, installing, and maintaining IT infrastructure
- Experience coordinating with technology teams to support services and applications
- Microsoft Azure cloud administration experience
- Strong problem-solving, troubleshooting, and communication skills
- At least 1 year of MacOS administration experience
- Current Microsoft Azure certification
- Active DoD TS/SCI clearance with polygraph
Leidos Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Leidos and has not been reviewed or approved by Leidos.
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Healthcare Strength — Healthcare coverage is described as comprehensive, with multiple plan options, low office-visit copays in some plans, and access to mental health and wellness support tools. The availability of HSA/FSA options and employer contributions is positioned as a meaningful part of the total package.
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Retirement Support — Retirement benefits are framed as a strong component of total rewards, highlighted by a 401(k) match and immediate vesting in the standard package. The Employee Stock Purchase Plan is also presented as an additional long-term wealth-building feature.
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Wellbeing & Lifestyle Benefits — Wellbeing and lifestyle supports extend beyond core insurance, including wellness programs, fitness-related stipends, and assistance resources. Work flexibility and related perks are also included as part of the broader rewards experience.
Leidos Insights
What We Do
We Are Leidos For 50 years we have been tackling some of the biggest problems that face our nation and our world. OUR MISSION Through our culture of innovation and history of performance, we develop deep customer trust built on integrity and create enduring solutions that improve our world. Leidos is a science and technology solutions leader working to address some of the world’s toughest challenges in the defense, intelligence, homeland security, civil, and healthcare markets. The company’s 43,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Va., Leidos reported annual revenues of approximately $11.09 billion for the fiscal year ended January 3, 2020. Leidos was cited for the meaningful work employees perform that is challenging, impactful, and aligned with our customers’ missions as reasons professionals want to work and stay at our company. Leidos has also been named to lists including Forbes’ Best Employers for Diversity, Forbes’ America’s Best Employers for Women, Military Times Best for Vets Employers, and Ethisphere Institute’s World's Most Ethical Companies®. Employees enjoy career enrichment opportunities available through mobility and development and experience rewarding relationships with supportive supervisors and talented colleagues and customers. Employees appreciate our flexible work environment, allowing for and encouraging a true work-life balance. Our professionals are also excited about our Employee Resource Groups, like the newly launched Collaborative Outreach with Remote and Embedded Employees (CORE), which strives to create an environment where every employee, regardless of location, feels fully engaged as a valued employee of Leidos. Your most important work is ahead.
