Systems Administrator
Prince William County
Prince William County’s Department of Public Safety Communications seeks a System Administrator for the County’s P25 multi‑site radio system. You will ensure high availability of mission‑critical communications and collaborate with IT, public safety, leadership, and vendors. You will maintain the Motorola ASTRO P25 radio system, contribute to other 9‑1‑1 tech, and participate in regional interoperability efforts within the D.C. area. #J-18808-Ljbffr
$155k - $175k
...opportunities, and even pet insurance to ensure your furry friends are cared for too. Job Summary Castalia Systems is seeking a Microsoft Enclave Administrator (Azure Operations Systems Administrator) Expert to join our team in support of an exciting opportunity...SuggestedFull timeContract workWork at officeLocal area$70k - $130k
...Job Title: Systems Administrator Clearance Required: DHS Public Trust, US Citizen (Secret Clearance or above preferred) Work Location: Onsite; Lorton, VA. Alpha Omega is seeking a qualified Systems Administrator in support of our DHS ICE customer. Alpha Omega is seeking...SuggestedLocal areaFlexible hours- ...Job Title: Windows Systems Administrator Clearance Required: DHS Public Trust, US Citizen (Secret Clearance or above preferred) Work Location: Hybrid; onsite 2-5 times a week in Lorton, VA (Applicant must be based within a commutable distance (1-2 hours) within the DMV...SuggestedFlexible hours
$70k - $130k
...Systems Administrator Alpha Omega is seeking a qualified Systems Administrator in support of our DHS ICE customer. The ideal candidate will manage, optimize, and troubleshoot SQL environments while also supporting automation and systems operations through advanced PowerShell...SuggestedContract workWork experience placementLocal areaFlexible hours$60k - $180k
...Cloud Migration, Applications and Infrastructure, Software Development, and Finance & Accounting. M9 Solutions is seeking a System Administrator to work onsite in support of a government contract for a client located in Ft. Belvoir, VA. An active TS/SCI clearance is...SuggestedFull timeContract workFor subcontractorFlexible hoursNight shift- ...impact on the world, ensuring both today's safety and a smarter tomorrow. We're looking for a talented and driven TS/SCI cleared Systems Administrator to join us in supporting our Intelligence customer in Springfield, VA. This is your opportunity to leverage your technical...For contractorsWork at officeLocal areaWeekend work
$80k - $120k
...Posted 2026-07-24 Category Information Technology Subcategory Sys Administrator Schedule Full-Time Shift Day Job Travel Yes - 10% of the time... ...SAIC is seeking a highly motivated and skilledSenior Systems Administrator II – Desktop Support to join our MAJESTIC Joint...Full timeFor subcontractorWork at officeRemote workShift work- ...IPT Associates (IPTA) is seeking an IT Support/Desktop Administrator at Ft. Belvoir, VA to install, configure, and monitor end-user automation equipment and to keep conference rooms and IT hardware fully functional. Three years of desktop support experience and a DoD 8...Work at office
- ...Abile Group, LLC is seeking a Systems Administrator (PITD) on a 10-year contract to support User Facing and Data Center IT services for an Intelligence Community customer. The role spans design, procurement, implementation, operations, sustainment, and disposal across...Contract workWorldwide
- ...Nationwide IT Services, Inc. seeks an experienced System Administrator to support a DoD customer at Fort Belvoir, VA. The role ensures reliability, security, and performance of enterprise servers and network infrastructure across multiple locations, with Windows and/or...
$150k - $180k
...to other position specific requirements which may impact salary. Position Overview Amatriot is seeking an experienced Senior Systems Administrator to support the National Programs Intelligence Systems & Application Operating Unit. The SITE III ITS Task Order effort is...Full timeLocal areaWeekend work- General Dynamics Information Technology (GDIT) is seeking a Director Support Technician to provide dedicated Deskside IT service support for NGA Front Office and NGOC staff in Springfield, VA. The role involves IMACD tasks, device provisioning, and end-user device management...
- ...Job Description The Navy Integrated Training Environment (NITE) System Administrator is responsible for administration, maintenance, and cybersecurity defense of all Navy Enterprise Tactical Training Network (NETTN) client and server infrastructure used to support enterprise...Local area
- ...D2Consulting is seeking a Systems Administrator to support a classified intelligence customer in Springfield, VA. The role focuses on desktop support, endpoint management, and ensuring reliable computer systems for on-site and remote users. The position requires a TS/SCI...Remote work
- ...Mission Technologies, a division of HII, is seeking a senior Systems Administrator to secure and optimize Windows and Linux environments supporting critical enterprise and mission workloads. You will apply cross‑platform expertise to ensure systems are reliable, performant...
$105k - $115k
...ACTIVE TS/SCI SECURITY CLEARANCE REQUIRED Transform technology into opportunity as a Systems Administrator with D2 Tech Services. A career in enterprise IT means connecting and enhancing the systems that matter most. At D2 Tech Services you’ll be at the forefront of innovation...Shift workNight shift- ...Health IT, and Tribal sectors. Our highly certified experts build systems that drive efficiency, accelerate modernization, and ensure... ...and innovative environment. Concept Plus is seeking a System Administrator to operate within a multi-disciplinary IT team consisting of cybersecurity...Local areaFlexible hours
- ....* Responsibilities Perform installation, configuration, administration, and monitoring of end-user IT automation equipment, including... ...-user automation hardware and software issues to maintain 99% system availability Provide comprehensive inventory and automation...Contract workWork at office
- ...Bcore is seeking a System Administrator (Desktop Support) in Springfield, VA to deliver expert end-user support, maintain desktop environments, and ensure reliable computer systems for on-site and remote users. The role requires TS clearance with SCI eligibility, Security+...Remote work
- ...Job Description The Navy Integrated Training Environment (NITE) System Administrator is responsible for administration, maintenance, and cybersecurity defense of all Navy Enterprise Tactical Training Network (NETTN) client and server infrastructure used to support enterprise...Local area
$77.6k - $176k
...Job Number: R0241858 Systems Administrator and Security Analyst The Opportunity Your combination of people skills and system administrator and cyber security expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve...Full timeContract workPart timeLocal area$106.5k - $197.5k
L3Harris Technologies currently has an opening for a User Acceptance Tester with expertise in Test and Integration for an important National Security Program. The successful candidate will support a high performing team of Government and Contractor professionals by testing...For contractorsLocal areaFlexible hours- ...PSG is seeking an individual with IT Systems Engineering & Administrative experience with Windows and Linux environments. The selected candidate will be responsible for providing technical support for the operating systems and their successful integration with the hardware...
- ...Job Posting We are in search of Systems Administrators to maintain, upgrade and manage our software, hardware and desktop support infrastructure. You should be resourceful and able to diagnose and resolve problems quickly. Experience in Linux, Windows. LAN, WAN and...
- ...Clearance with the ability to obtain a CI Poly****. What Impact You’ll Have We are seeking an IT Engineer with Microsoft Enterprise Systems Administrator Advisor experience to join our team in support of a Federal Intelligence Agency contract. In addition to receiving a...Contract workTemporary workRemote work
$106.25k - $143.75k
...related experience US Citizenship Required: Yes Job Description: Transform technology into opportunity as a 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...Temporary workWork experience placementImmediate startRemote workWorldwideFlexible hoursWeekend work- At GDIT, people are our differentiator. As a Systems Administrators you will help ensure today is safe and tomorrow is smarter. Our work depends on a Systems Administrators with Linux and Windows Infrastructure experience to manage and maintain mission‑critical operational...Contract workWork experience placementLocal area
$92.3k - $166.85k
Description Are you ready to be the technical backbone of a mission that matters? Leidos is seeking a highly motivated Senior Systems Administrator/Help Desk Engineer to support a cutting-edge Agile software development program, Chinook, for an Intelligence Community...Contract workLocal areaImmediate startShift workDay shiftAfternoon shift- ...seeks a motivated, career and customer-oriented LINUX SERVER ADMINISTRATOR to join our team in QUANTICO, VA . This position supports... ...to: Install, configure, and maintain Linux operating systems (including Red Hat Enterprise Linux and Ubuntu) across both physical...For contractorsWork at office
$104k - $124k
Overview System Adminisrator Springfield, VA Active TS (SCI eligibility) and eligibility to obtain a CI poly At Bcore, our strength... ...our nation’s cyber interests? Join our growing team as a System Administrator supporting the NGA customer mission. Responsibilities What...Work experience placementRemote workFlexible hoursWeekend work
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