System Administrator
Leidos
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 highly specialized technical environment with high-end workstations, graphics, laboratory equipment, data loading, and cloud administration, ensuring secure, reliable systems while supporting accreditation requirements. #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, 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...Suggested
$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....SuggestedFull timeContract workWork experience placementFlexible hours$92.3k - $166.85k
...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...SuggestedWork experience placementWork at office- ...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...
$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...Full timeContract workTemporary workImmediate startFlexible hours- ...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...
$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- 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...
- 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...
- 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
- 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...
- 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, 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$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$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- 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...
- ...required by our analysts to deliver timely, objective, and cost-effective analysis.SPA has an immediate need for a Classified System Administrator. ResponsibilitiesThe System Administrator implements technical controls to support the Cybersecurity Program, which ensures...Work experience placementImmediate startFlexible hours
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