System Administrator
PGTEK
PGTEK is seeking a Senior System Administrator (Windows) to join our infrastructure team in McLean, VA (transitioning to Chantilly, VA). This hands-on role will design, implement, and maintain Windows-based systems, networks, and applications to support enterprise IT and AI initiatives.
The ideal candidate holds an active TS/SCI with CI Poly, 8+ years of Windows experience, and strong AD/Group Policy/DNS skills, along with patch management and high-availability focus.
#J-18808-Ljbffr$90k - $110k
TransCore (TRN), a subsidiary of ST Engineering, is seeking a skilled and adaptable full-time Azure Systems Administrator to join our IT/Infrastructure Department. Possible office locations include: Harrisburg, PA; Union, NJ; Ashburn, VA; Houston, TX and San Diego, CA....SuggestedFull timeWork experience placementWork at officeFlexible hoursShift work$90.3k - $189.6k
Job Title: Systems AdministratorJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: TS/SCI... ...Local* * *The OpportunityCACI is seeking a Classified Systems Administrator to support and maintain mission-critical classified information...SuggestedContract workWork experience placementLocal areaFlexible hours- ...CACI International Inc is seeking an Infrastructure/Systems Administrator to support multiple sites nationwide via remote operations. The role requires TS/SCI with Polygraph clearance and a bachelor’s degree with at least three years of experience. You will manage Windows...SuggestedLocal areaRemote work
- ...VA Onsite 3 days a week Employment Type: Full-Time Summary A Global Media and Technology company is seeking a System Administrator to join their team in Ashburn, VA . This multifaceted role combines systems engineering, systems administration, and...SuggestedFull time3 days per week
- ...PGTEK is seeking a Senior System Administrator (Windows) to join our infrastructure team in McLean, VA (transitioning to Chantilly, VA). This hands-on role will design, implement, and maintain Windows-based systems, networks, and applications to support enterprise IT...Suggested
$107.9k - $195.05k
...Description Leidos’ Corporate Information Security Office, within the Digital Sector, is seeking an experienced System Administrator to support multiple mission-focused programs and projects at the Liberty Center location in Chantilly, Virginia. In this role...Work at officeLocal areaImmediate start$99k - $206k
...provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet... ...commercial markets.Job SummaryNightwing is seeking a Systems Administrator with a proven ability supporting Information Technology...Full time$70k - $95k
...reducing the cost of IT ownership. Weprovide executive-level, white-glove support. Opening Solvere Oneis seeking highly qualified System Administrator candidates to provide support to clients. The duties of this role include ensuring clients meet Solvere One technical best...Full timeLocal area$86.6k - $181.8k
Job Title: Linux Systems AdministratorJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: Top... ...* * *The Opportunity:CACI is seeking a hands-on Linux Systems Administrator III to join our Infrastructure Team supporting our family of...Contract workWork experience placementFlexible hours$122k - $253k
Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers’ most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability...Full timeContract work$131.8k - $290k
Job Title: Network Management Systems (NMS) Linux EngineerJob Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: Local* * *The Opportunity: We are...Contract workWork experience placementLocal areaFlexible hours- Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers’ most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability...Full time
$103.8k - $218.1k
Job Title: Linux Systems EngineerJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: TS/SCI... ...processes, and operational proceduresSupport users and administrators by providing technical guidance and resolving Linux-related issuesManage...Contract workWork experience placementLocal areaFlexible hours- ...MANTECH seeks a motivated, customer-oriented Systems Administrator to join our team in Chantilly, VA . This is an onsite position. The administrator will support the installation, operation, and maintenance of all current and future Information Systems. This...Work at officeRemote workNight shiftWeekend work
- ...solutions that deliver excellent value for the customer. Systems Configuration Management. Implement and support robust system... ...technologies, and presents analysis and purchase recommendations to the administration team and to management. Work Experience Minimum/General...Permanent employmentTemporary workWork experience placementFlexible hours
- ...MANTECH seeks a motivated, career and customer-oriented Windows Systems Administrator to join our team in Chantilly, VA . This is an onsite position. The administrator will support the installation, operation, and maintenance of all current and future Information...Work at officeRemote workNight shiftWeekend work
$130k - $225k
...build tools in GitLab or Jenkins including installation and administration, and facilitating developer training ~2+ years integrating... ...designing CI/CD pipeline for on-premise and cloud computing systems ~ Experience applying and knowledge of applicable security...Contract workImmediate start- IT System Administrator TS/SCI CI polyDepartment: Government Customer- ChantillyLocation: Chantilly, VATENICA is looking to hire an IT System Administrator. Responsibilities: - Perform O&M functions needed to sustain or restore hardware, software and network services.-...Work at office
$103.8k - $218.1k
Job Title: Classified Systems Administrator and ISSOJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: SecretEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: Continental US* * *The OpportunityCACI is...Contract workWork experience placementFlexible hours$112k - $179k
ResponsibilitiesJob Summary:We are seeking a highly skilled and experienced System Administrator to join our team. This position will require the candidate to work closely with government customers, contractor Project Lead, Information Systems Security Officer (ISSO),...Contract workFor contractorsShift work- ...effective installation and performance of advanced operating system hardware and software on servers. • Install new software releases... ...projects • Thorough knowledge of good server and system administration principles Additional InformationAll your information will be...Work experience placement
$86.6k - $181.8k
Job Title: DevSecOps Systems AdministratorJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start... ...maintaining a critical DoD system? Join our team as a Systems Administrator! You will get to use your technical skills to implement and...Contract workWork experience placementFlexible hours$131.3k - $237.35k
Leidos is looking for a Systems Administrator with AWS cloud experience in a Windows environment to perform O&M/A&A/patching duties as well as assist with managing/upgrading their SQL Servers. Candidate must be proficient in the MS Product Suite to help move their COTS...Full timeFor contractorsNight shift- DescriptionPerforms high-level, day-to-day operational maintenance, support, and upgrades for complex operating systems, workstations and servers. Coordinates, directs and performs complex software installations and upgrades to operating systems and layered software packages...
$99k - $225k
Hardware Systems AdministratorThe 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 Mission Partner. We...Full timeContract workPart timeWork at officeLocal areaRemote work$92.3k - $166.85k
The Digital Modernization Sector at Leidos has an opening for a System Administrator to support the Intelligence Community in providing technical support for the customer’s system test and integration lab, and customer production environment. The System Administrator provides...Full timeWork at office$77.6k - $176k
Infrastructure Systems AdministratorThe Opportunity:Your combination of people skills and system administrator and cybersecurity expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting...Full timeContract workPart timeWork at officeLocal areaRemote work$102.85k - $139.15k
Systems Administrator (Experienced or Senior)Company:The Boeing CompanyBoeing Defense, Space & Security (BDS), Intelligence Systems (IS), seeks a System Administrator (Experienced or Senior) to join our Mission Operations team in Herndon, VA. Our team focuses on delivering...Permanent employmentFull timeWork experience placementVisa sponsorshipWork visaRelocation packageFlexible hoursShift work$125.12k - $172.04k
...telecommunications, life safety, automation and controls, audiovisual, and IT systems. Headquarters in Tysons, Virginia, M.C. Dean delivers... ..., and cybersecurity industries.We are seeking a System Administrator 4 to join our Security and Electronic Systems (SES) business Unit...Work at officeLocal areaFlexible hoursNight shift- ...We are seeking a highly skilled Linux CNO Developer with strong reverse engineering capabilities to support advanced research, systems development, and threat analysis. This role requires deep knowledge of the Windows operating system internals, low-level programming...
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