Systems Administrator
$92.3k - $166.85kLeidos
Description 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. 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. 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. About Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at 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
$160k - $200k
...Posted 2026-08-17 Category Information Technology Subcategory Sys Administrator Schedule Full-Time Shift Day Job Travel No Minimum Clearance... ...ORA_ON_SITE Varen, an SAIC company is seeking an experienced Systems Administrator to join out team. This position in located in...SuggestedFull timeRemote workShift work$76k - $86k
...System Administrator ID 2026-9700 Type Full Time W/Benefits Ret Match Location : Location US-MD-Suitland Security Clearance Clearable Overview/ Job Responsibilities Entarian is seeking a System Administrator to join and...SuggestedPermanent employmentFull timeTemporary workWork at officeFlexible hours- ...Leidos in Suitland, MD is seeking a Systems Administrator to support ONI activities, providing specialized cybersecurity and IT support for critical intelligence systems in parametric modeling, engineering analysis, and foreign material exploitation. You will manage a...Suggested
- ...G2IT is seeking an experienced Tenable Administrator (Level 3) to support enterprise vulnerability management and cybersecurity operations... ...environments. Develop and troubleshoot Linux shell scripts used for system and application administration. Monitor and optimize Tenable...Suggested
$10k
...Systems Administrator II (Mid-Level)- 3 SLOTS Location: Suitland, MD (On-Site) Clearance: Active TS/SCI w/ CI Poly or better (required) Certification: DoD 8140/8570 Compliant (Security+ CE or qualifying certification required) Employment Type: Full-Time Position Summary...SuggestedFull timeContract workTemporary workImmediate startFlexible hours$94.4k - $198.2k
...technicians, and business analysts. This role requires end-to-end project management, technical direction, and strict adherence to the Systems Engineering Life Cycle (SELC) throughout all phases, ensuring project alignment with organizational goals and compliance standards....Full timeContract workWork experience placementFlexible hours- ...Leidos in Suitland, MD is seeking a Systems Administrator to support ONI, providing specialized cybersecurity and IT support for critical intelligence systems used in parametric modeling and engineering analysis. You will maintain secure, reliable systems in a high‑end...
- ...General Dynamics Information Technology seeks a Jr. Systems Administrator to support our intelligence customer at Suitland, MD. The role covers desktop/server administration, Tier 1–3 escalation, and STIG compliance in a 24/7 on-site environment. Requirements include a...
$92.3k - $166.85k
...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,...Work experience placementWork at office$10k
...Job Description Job Description Systems Administrator III (Senior) Location: Suitland, MD (On-Site) Clearance: Active Top Secret/SCI w/ CI Poly (Required) Certification: DoD 8140/8570 Compliant (Security+ CE or qualifying certification required) Employment Type...Full timeContract workTemporary workImmediate startFlexible hours- ...Jr. Systems AdministratorTransform technology into opportunity as a Jr. Systems Administrator with GDIT. A career in enterprise IT means connecting and enhancing the systems that matter most. At GDIT you'll be at the forefront of innovation and play a meaningful part in...Contract workLocal areaRemote workShift work
- ..., Federal and State Government Agencies. Learn More About ProSidian Consulting at DescriptionProSidian Seeks a Energy Data Systems Administrator | Evaluation Support [DOEOP045050] - DPLH Est.: 665.6 Hrs. ST | 0 Hrs. OT on a Exempt 1099 Contract: No Overtime Pay Contract...Full timeContract workTemporary workFor contractorsH1bWork at officeFlexible hours
$103.8k - $218.1k
...Linux System AdministratorThe Opportunity: CACI is searching for a Linux System Administrator to support the FEMA Office of the Chief Information Security Officer (OCISO) in Washington, D.C. As a Linux System Administrator, you will play a crucial role in ensuring the...Contract workWork experience placementWork at officeFlexible hours- A&M Technologies is seeking three Systems Administrator II professionals to support enterprise Operations & Maintenance for a federal customer in Suitland, MD. You will administer Windows and Linux servers while supporting enterprise virtualization, storage, cybersecurity...
- A&M Technologies is seeking aSenior Systems Administrator to support a federal O&M program in a high-availability government environment. This role requires active Top Secret/SCI w/ CI Poly clearance and DoD 8140/8570 compliant certification. The candidate will lead Windows...
- Varen, an SAIC company, is seeking an experienced Systems Administrator to join our team in Suitland, MD. The role requires an active TS/SCI with polygraph and involves full-time day-shift operations. Responsibilities include managing servers, OS, databases, performing...Full timeDay shift
- Leidos in Suitland, MD seeks a Systems Administrator to support ONI with cybersecurity and IT operations for critical intelligence systems. The role covers high-end workstations, cloud administration, accreditation, and security compliance in a demanding technical environment...
- General Dynamics - IT in Suitland, MD is seeking a Jr. Systems Administrator to maintain and secure enterprise IT systems. You will support on-site and remote users, perform Tier 1-3 incident response, and assist with Windows/Linux server management while following STIG...Remote workShift work
- amtechnologies is seeking three Systems Administrator II professionals to support enterprise Ops & Maintenance for a federal customer. You will manage Windows and Linux systems while supporting virtualization, storage, cybersecurity, and help desk operations. Join a team...
- A&M Technologies, Inc. is seeking three Systems Administrator II professionals to support enterprise Operations & Maintenance activities for a federal customer. The selected candidates will provide day-to-day administration of Windows and Linux systems while supporting...
$80k - $128k
ResponsibilitiesPeraton is currently seeking a Mid-level SQL Database / Systems Administrator for our Federal Strategic Cyber programs to manage and optimize our database infrastructure.Location: On-site, Washington DCIn this role, you: Need to have strong expertise in...Contract workShift work$130k - $180k
Celestar, a B&A Company, is seeking a Database/Web System Administrator to support the Defense Advanced Research Projects Agency (DARPA) Program Security Services (PSS) task order. If interested and meet the qualifications, we encourage you to apply for this rewarding...Contract workLocal area$76k - $86k
Entarian is seeking a System Administrator in Suitland, MD, to manage operations for NOAA's satellite missions. Key responsibilities include troubleshooting, software installations, and maintaining automated systems. The ideal candidate has a BS in IT, experience with...$92.3k - $166.85k
Title: Systems Administrator/EngineerLocation: Washington, DC Navy YardClearance: Top SecretLeidos is looking for a strong systems administrator to become part of our team at the Washington Navy Yard location.This Top Secret cleared Systems Administrator/Engineerwill work...Full time- ...excellent customer service skills, as the Unix branch supports system owners and users from most Divisions within the Bureau as well... ...implement it. Key Responsibilities Linux Platform Administration: Manage the complete lifecycle (provisioning, patching,...Contract workTemporary workWork at officeFlexible hours
$110k - $140k
Hybrid in Washington, DCSalary - $110,000 - 140,000We are seeking a skilled and dependable Systems Administrator to join our team at the mid to senior level. This role carries direct responsibility for managing and maintaining enterprise Windows and Linux server infrastructure...$62k - $141k
System Administrator, MidThe Opportunity: Your combination of people skills and system administrator expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting our client?As a System Administrator...Full timeContract workPart timeWork at officeLocal areaRemote work$77.6k - $176k
System Administrator, SeniorThe Opportunity: Your combination of people skills and system administrator expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting the Department of War?...Full timeContract workPart timeWork at officeLocal areaRemote work$62k - $141k
Tier 2 System AdministratorThe Opportunity: Your combination of people skills and system administration knowledge makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting the DoD? Your blend of...Full timeContract workPart timeWork at officeLocal areaRemote work- Red Hat Enterprise Linux (RHEL) Systems AdministratorLocation: Washington, DC (Onsite, 5 days per week)Clearance Requirement: Ability... ...are seeking a Red Hat Enterprise Linux (RHEL) Systems Administrator to support and maintain enterprise Linux infrastructure in a highly...
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