• Senior Systems Administrator (S)

    SimIS Inc. (Dahlgren, VA)
    …distributed teams across multiple geographic locations + Experience managing Windows and Linux server environments + Knowledge of network security, firewalls, ... and intrusion detection systems + Experience with virtualization technologies and cloud computing platforms + Demonstrated experience with DoD cybersecurity requirements and accreditation processes + Use experience gained to help manage complex technical… more
    SimIS Inc. (09/22/25)
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  • Classified Lab Manager

    The MITRE Corporation (Mclean, VA)
    …server and desktop operating systems + Updating anti-virus software definitions for Windows/ Linux server and workstation + User maintenance activities on both ... with us. Department Summary: The team seeks a full-time Senior Systems Administrator to support the deployment, operation, and maintenance of IT systems in… more
    The MITRE Corporation (09/04/25)
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  • United States Postal Service (USPS) Incumbent…

    General Dynamics Information Technology (Fairfax, VA)
    …+ Materials Engineering + Middleware + Kafka Platform Engineer + WebSphere Application Server Specialist + Network Engineer/ Administrator + Cisco ISE Engineer + ... DNS/DHCP Network Engineer + Microsoft Power BI Developer + Principal Unix/ Linux Systems Administrator + VPN Network Engineer + Wi-Fi Engineer + Open-Source… more
    General Dynamics Information Technology (09/19/25)
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  • SiteOps Data Center Production Operations Engineer

    Meta (Ashburn, VA)
    …to their success. We seek an IT professional with advanced, hands-on technical skills in server hardware and Linux - ideally in a Data Center environment. Having ... broad knowledge of server administration and participating in projects in a large-scale...an infrastructure environment, in a role such as Systems Administrator , DevOps Engineer, or Site Reliability Engineer 19. Intermediate-level… more
    Meta (09/16/25)
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  • Information System Security Engineer (ISSE)

    Assertive Professionals (Chantilly, VA)
    … 2008 R2, Windows Server 2012, Windows Server 2012 R2, Windows Server 2016. + Securing and monitoring Linux & Microsoft Windows desktops, servers, and ... working understanding of the latest networking communications and protocols, server technologies, application technologies, and security vulnerabilities, organizing and… more
    Assertive Professionals (07/10/25)
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  • Platform/Infrastructure Engineer

    Nightwing (Sterling, VA)
    …Tier 2/3 escalation. Required Skills: + Operating Systems: Strong understanding of Linux and/or Windows Server operating systems. + Networking: Knowledge of ... Linux Certifications: Linux Professional Institute (LPI), Certified Linux System Administrator (CLSA). + Infrastructure-as-Code Certifications: Terraform… more
    Nightwing (09/26/25)
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  • Systems Admin/DBA (Secret Clearance) - DC Metro…

    General Dynamics Information Technology (Falls Church, VA)
    …Active Directory (AD),Microsoft Azure Cloud Services,Microsoft Windows Server ,PL/SQL (Programming Language),Structured Query Language (SQL) **Certifications:** ... qualified, motivated individual to join GDIT as a **Systems Administrator Senior** . As part of our deployment information...Duties and Responsibilities** + Manage and maintain Windows and Linux servers in the Azure Government cloud + Handle… more
    General Dynamics Information Technology (08/29/25)
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  • Systems Engineer

    TEKsystems (Richmond, VA)
    …Perform other duties as requested or assigned. Skills Windows, Vmware, System administrator , Systems engineering, Linux Top Skills Details Windows,Vmware,System ... DNS, Antivirus, Load Balancers/Proxies, AAA/IDM, Routers, Switches, Firewalls, VPNs, Server /App Monitoring, SIEM, Syslog, Backup/Recovery, etc. Description Our client… more
    TEKsystems (09/25/25)
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  • IT Specialist

    BOOZ, ALLEN & HAMILTON, INC. (Mclean, VA)
    IT Specialist The Opportunity: Your combination of people skills and system administrator expertise makes you the team hero, solving one problem after another. We're ... looking for a system administrator to manage the upkeep, configuration, and reliable operation...You Have: + Experience with configuring and managing Unix, Linux , and Windows operating systems, including installing or loading… more
    BOOZ, ALLEN & HAMILTON, INC. (10/01/25)
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  • Senior Windows Engineer- Hybrid Reston

    Motion Recruitment Partners (Arlington, VA)
    … skills + Advanced Windows administration (Active Directory, DNS, Group Policy) + Linux server troubleshooting and patching (SUSE, RedHat, CentOS) + Ability to ... and IMAC (Install, Move, Add, Change) services. + Create and maintain server and application diagrams, workflows, and documentation. + Diagnose, resolve, and perform… more
    Motion Recruitment Partners (08/15/25)
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