Infrastructure System Administrator
$80k - $120kSAIC
Description Team SAIC is currently seeking a motivated and experienced Infrastructure System Administrator to join our team at the Pentagon in Arlington, VA. The candidate will be responsible for designing, building, operating, and sustaining highly available server environments. The position oversees InfoScale cluster deployments, failover and recovery capabilities, and enterprise server administration. Responsibilities: Prioritize the work of infrastructure engineers supporting high-availability, server, and lab environments. Plan, build, configure, and maintain InfoScale clusters supporting key strategic partners in the NCR. Develop, execute, document, and improve failover, failback, disaster-recovery, and continuity procedures. Manage physical and virtual servers, including operating-system administration, patching, performance monitoring, capacity planning, and lifecycle replacement. Operate and maintain a test lab that mirrors relevant production configurations for integration testing, troubleshooting, validation, and training. Troubleshoot complex cluster, server, storage, network, and application-availability issues; coordinate resolution across infrastructure and application teams. Maintain system diagrams, build guides, standard operating procedures, configuration baselines, recovery runbooks, and technical documentation. Track system health, availability, vulnerabilities, patch status, incidents, and corrective actions; provide status and risk reporting to leadership. Coordinate with cybersecurity, network, storage. Qualifications Required Qualifications: Education: Bachelor's degree and 6+ years or more experience or Masters and 4+ years experience. 5 years of relevant systems administration experience . Ability to work on site five days per week during day-shift hours. This position requires an active DOD TS/SCI clearance. Active DoD 8570.01-M/8140 IAT Level II certification (e.g., Security+ CE, CySA+, etc.) is required prior to start. Active DoD 8140 IAT Level III certification. Experience leading infrastructure, systems administration, platform engineering, or operations teams. Hands-on experience with Veritas InfoScale/Cluster Server or comparable high-availability clustering technologies. Strong background in Linux and/or Windows server administration, virtualization, storage, networking, and enterprise monitoring. Experience planning and executing cluster builds, maintenance, failover testing, and recovery operations. Strong written communication skills for technical documentation, status reporting, and leadership briefings. Desired Qualifications: Active DoD 8140 IAT Level III certification. Experience leading infrastructure, systems administration, platform engineering, or operations teams. Hands-on experience with Veritas InfoScale/Cluster Server or comparable high-availability clustering technologies. Strong background in Linux and/or Windows server administration, virtualization, storage, networking, and enterprise monitoring. Experience planning and executing cluster builds, maintenance, failover testing, and recovery operations. Strong written communication skills for technical documentation, status reporting, and leadership briefings. Target salary range: $80,001 - $120,000. The estimate displayed represents the typical salary range for this position based on experience and other factors.
REQNUMBER: 2617399
SAIC is a premier technology integrator, solving our nation's most complex modernization and systems engineering challenges across the defense, space, federal civilian, and intelligence markets. Our robust portfolio of offerings includes high-end solutions in systems engineering and integration; enterprise IT, including cloud services; cyber; software; advanced analytics and simulation; and training. We are a team of 23,000 strong driven by mission, united purpose, and inspired by opportunity. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $6.5 billion. For more information, visit saic.com. For information on the benefits SAIC offers, see Working at SAIC. EOE AA M/F/Vet/Disability SAIC- ...engineering the backbone of mission-critical systems for government and enterprise clients.... ...• Cloud and Hybrid Infrastructure Management: Administer, configure, and... ...data loss.• Virtualization and Server Administration: Administer VMware vSphere and Windows...SuggestedWork at officeImmediate startFlexible hours
- ...Infrastructure Systems AdministratorAt Accenture Federal Services, nothing matters more than helping the US federal government make the nation... ...forward!AFS is searching for an Infrastructure Systems Administrator responsible for the administration, integration, modernization...Suggested
- ...problem space. We bring Public and Private, Civilian and Military expertise to every case. We are hiring a System Administrator (Enterprise Infrastructure) to work in Laurel, MD . Position location is subject to change based on central MD client's needs. Required...SuggestedFull timeLocal areaWork from homeFlexible hours
- ...Professional Services ’ company, is looking for a Enterprise Infrastructure Administrator who is responsible for the administration, engineering,... ...cloud computing, identity and access management, storage systems, and Zero Trust Architecture initiatives. The Enterprise...Suggested
$138.6k - $170.1k
...forward! Summary AFS is searching for an I nfrastructure Systems Administrator responsible for the administration, integration,... ...small, highly technical team supporting both the underlying infrastructure and advanced AI capabilities built on top of it. Responsibilities...SuggestedLive inWork at officeLocal area- Systems Planning and Analysis, Inc. (SPA) seeks Systems & Infrastructure Administrators to operate, maintain, and improve environments hosting APACS and Foreign Clearance Program-related capabilities. These roles ensure mission systems remain available, secure, performant...
$112k - $179k
Senior Infrastructure and Systems Administrator Job Locations US-MD-College Park Requisition ID 2026-166562 Position Category Cyber Security Clearance Top Secret/SCI w/Poly Responsibilities Peraton Labs is seeking a poly cleared Senior Infrastructure and Systems...Full timeContract workFor subcontractorRemote workRelocation packageShift work- ...exceptional benefits? RER Solutions, Inc., could be your new home. RER Solutions, Inc. is accepting resumes for a Systems Administrator/Infrastructure Engineer to manage, maintain, and enhance DOE owned systems and enterprise server environments. The Systems...
$130k - $180k
Celestar, a B&A Company, is seeking a Database/Web System Administrator to support the Defense Advanced Research Projects Agency (DARPA)... ...database hosting, support, patching, power, backups, and related infrastructure.· Establish user requirements and monitor database access...Contract workLocal area- ...Municipal Securities Rulemaking Board (MSRB) seeks a Cloud Infrastructure Administrator to design, implement, and support secure, scalable cloud... ...infrastructure that powers our business operations and market systems. This role is primarily focused on AWS cloud engineering...
$148.5k - $223.9k
...are the future of Salesforce.The ExperienceThe Senior Infrastructure Engineer, Systems - Collaboration will be a key technical contributor within... ..., responsible for the development, management, and administration of our portfolio management tools, including Linear and...Full time$95.5k - $181.7k
...that solves important problems in an exciting, collaborative environment.The Business Infrastructure group at RTX BBN Technologies' Rosslyn, VA office is seeking a Systems Administrator. Our team handles all aspects of IT including, but not limited to: core network...Temporary workWork experience placementWork at officeRemote workRelocation packageFlexible hours$110k - $140k
...$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... ...and maintaining enterprise Windows and Linux server infrastructure, endpoint management systems, and virtualized environments...$77.6k - $176k
System Administrator, SeniorThe Opportunity: Your combination of people skills and system administrator expertise makes you the team hero... ...help our customer deploy and maintain mission-critical IT infrastructure, strengthen their cybersecurity posture, and enhance the readiness...Full timeContract workPart timeLocal areaRemote work- ...maintaining compliance, securing operating systems, and executing patch management across... ..., cybersecurity controls, and IT infrastructure management.Key ResponsibilitiesEngineer... ..., Perl, VBScript, or similar administrative languages.Collaborate with customers and...Full time
- DescriptionSr. Systems Administrator - Secret Xcelerate Solutions is seeking a Systems Administrator. Come join our award-winning organization... ...Remote Responsibilities Clear devotion to the DevOps and Infrastructure as Code (IaC) mindsetPerform Linux and Windows builds,...Remote work
- ...Position Summary Seeking an experienced Senior Systems Administrator to support mission-critical secure messaging and enterprise infrastructure environments. The role combines secure messaging gateway administration, Windows Server, Active Directory, virtualization,...Full time
$77.6k - $176k
System AdministratorThe Opportunity: As a System Administrator on our team, you’ll establish and manage networks in support of cyberspace operations, apply advanced... ...with DevSecOps, CI/CD, IaC and CaC, IT Infrastructure Library, and IT Service ManagementTop Secret clearanceClearance...Full timeContract workPart timeLocal areaRemote work- ...Scope PolygraphWe are seeking an experienced Linux-focused System Administrator (Level 2) to support a mission-critical program within the... ...compliance, and operational health of complex Linux-based infrastructure spanning virtualized environments, container platforms,...Temporary work
- ...System Administrator/Scripting EngineerPlanIT Group is seeking a System Administrator/Scripting Engineer to support our Federal customer... ...Container Management Platforms such as OpenShift.Experience with Infrastructure as Code tools such as Ansible, Puppet and Terraform....Weekend work
- ...IT Systems AdministratorUSADF has a need for an IT Systems Administrator in the Office of the Information Technology (Client)/Finance and Administration to support the agency's IT operations, infrastructure and security operations.Truncated Requirements (Duties include...Permanent employmentWork at office
$125k - $135k
...Systems AdministratorGalapagos Federal Systems LLC is looking for an enthusiastic,... ...qualified individual to fill the Systems Administrator position. This role offers the... ...network-connected devices, and supporting infrastructure in compliance with DoD, DCSA, and Intelligence...Local area- ...System Administrator with Secret ClearanceArlluk Technology Solutions, LLC, a Koniag Government Services company, is seeking a System Administrator... ..., workstations, hubs, switches, routers, and physical infrastructure and communicationsHas experience administering user...Work at officeFlexible hours
$110k - $130k
...System AdministratorTechnology and Computer-related131 M Street NE, Washington, District... ...machines and cloud instancesEnsure infrastructure availability and troubleshoot reported... ...other automation tools to streamline administrative tasksIdentify opportunities to...$119k - $161k
...Secret/SCI Public Trust/Other Required: None Job Family: IT Infrastructure and Operations Job Qualifications: Skills: PKI Certificate... ...US Citizenship Required: Yes Job Description: PKI Systems Administrator Advance how our customers operate while you advance your career...Temporary workImmediate startRemote workWorldwideFlexible hours$84.98k - $147.76k
...Mid-Level Linux-Focused System AdministratorWe are seeking a highly skilled and experienced... ...Mid-Level Linux-Focused System Administrator to join our dynamic team at the Navel... ...supporting mission-critical systems and lab infrastructures. This role demands a seasoned...Hourly payContract workTemporary workFor contractorsWork experience placementRemote work- ...Senior Systems Administrator IIEmployment Type: Full Time, Senior-levelCGS is seeking a Senior Systems Administrator to join our team supporting... ...have:- Relativity Certified Administrator or Relativity Infrastructure Specialist CertificateOur commitment:Contact Government...Full timeContract workFor contractorsWork at officeFlexible hours
- ...System AdministratorLocation: Washington, District of ColumbiaPosition: Hybrid (onsite 2-4 days a week.)Education... ...Experience: 6+ years of experience as a Server Administrator in managing SAP Systems/Server Infrastructure with Oracle and SAP HANA.•Experience in Linux Red...2 days per week
- ...System AdministratorThe Master System Administrator is responsible for the effective provisioning, installation, and maintenance of computer hardware, software, and related infrastructure essential for emergency response operations within the 911 center. This position...
$135k
...Professional Services ’ company, is looking for a Senior Systems Administrator who provides advanced systems administration, operational... ...availability, reliability, performance, and security of hybrid infrastructure and enterprise services while supporting daily operations,...
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Infrastructure System Administrator. Be the first to apply!
- IT administrator Arlington, VA
- remote systems administrator Arlington, VA
- application system administrator Arlington, VA
- microsoft systems administrator Arlington, VA
- IT infrastructure administrator Arlington, VA
- enterprise administrator Arlington, VA
- server administrator Arlington, VA
- systems administrator Arlington, VA
- system admin Arlington, VA
- computer systems administrator Arlington, VA





