• IT Systems Administrator

    ManTech (Chantilly, VA)
    …or equivalent) or ability to obtain one within 180 days. + Experience with Windows and Linux operating systems. + Experience providing help-desk end-user support ... **MANTECH** seeks a motivated, career and customer-oriented **IT Systems Administrator ** to join our team in **Chantilly, VA.** **Responsibilities...for common desktop and server issues. + Experience installing and configuring physical equipment.… more
    ManTech (08/20/25)
    - Related Jobs
  • IT Systems Administrator

    ManTech (Chantilly, VA)
    …to obtain one within 180 days. + System Experience: Experience with both Windows and Linux operating systems. + End-User Support: Experience providing help-desk ... **MANTECH** seeks a motivated, career and customer-oriented **IT Systems Administrator ** to join our team in **Chantilly, VA.** **Responsibilities include but are… more
    ManTech (08/20/25)
    - Related Jobs
  • Applications Administrator

    ThermoFisher Scientific (Richmond, VA)
    …Skills and Abilities** + Familiarity with server administration and architecture ( Windows Server , Linux ) or relational database concepts + Familiarity ... associated dedicated hardware as well as administrative support for server -based laboratory applications. Essential Functions + Troubleshoots and resolves… more
    ThermoFisher Scientific (10/10/25)
    - Related Jobs
  • TS/SCI Cloud System Administrator

    Insight Global (Arlington, VA)
    …major cloud platforms (AWS, Azure, or Google Cloud Platform) * Advanced proficiency in Linux /Unix and Windows server administration * Strong experience with ... containerization technologies (Docker, Kubernetes, OpenShift) * Comprehensive knowledge of networking protocols, firewalls, and security best practices * Experience with monitoring and logging tools (CloudWatch, Splunk, ELK stack, Prometheus) * Deep… more
    Insight Global (11/06/25)
    - Related Jobs
  • Senior Systems Administrator (S)

    SimIS Inc. (Dahlgren, VA)
    …multi-site operations with 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… more
    SimIS Inc. (09/22/25)
    - Related Jobs
  • Pr./System Admin - Shift Work (Top Secret) - Space…

    Northrop Grumman (Chantilly, VA)
    …and Standard Operating Procedures (SOPs). . Install, configure, troubleshoot, and maintain Windows and Linux VMs via OpenStack. . Provide accurate logs ... provide Tier 1 troubleshooting and support via Kubernetes, OpenStack, Windows , Linux , and other enterprise tools to...level access at time of application . Experience in Linux (RHEL 7/8) Server and Workstation Administration… more
    Northrop Grumman (11/15/25)
    - Related Jobs
  • Information System Security Engineer (ISSE)

    Assertive Professionals (Chantilly, VA)
    Server 2012, Windows Server 2012 R2, Windows Server 2016. + Securing and monitoring Linux & Microsoft Windows desktops, servers, and ... including one or more of Windows 7, Windows 10, Windows Server 2008...VTC devices + Administering, securing and monitoring enterprise level Windows and Linux network infrastructures Desired Experience… more
    Assertive Professionals (10/09/25)
    - Related Jobs
  • Platform/Infrastructure Engineer

    Nightwing (Sterling, VA)
    …include Tier 2/3 escalation. Required Skills: + Operating Systems: Strong understanding of Linux and/or Windows Server operating systems. + Networking: ... package management, security hardening, kickstart, and virtualization + Deliver Windows server , office (messaging, collaboration, productivity), and… more
    Nightwing (09/26/25)
    - Related Jobs
  • Security Software Engineer - Red Team Penetra

    Imagine One Technology & Management (Dahlgren, VA)
    …Software Engineer will be expected to: + Debug and reverse engineer software. + Analyze Windows Events and Linux syslog's, boot logs and dmesg logs. + Program ... vulnerabilities. + Operate and administrate computer systems running HP-UX, UNIX, Solaris, Linux and Microsoft Windows . + Identify security flaws in compiled… more
    Imagine One Technology & Management (09/24/25)
    - Related Jobs
  • Sr. Systems Admin/DBA (Secret Clearance) - DC…

    General Dynamics Information Technology (Falls Church, VA)
    …**Skills:** Azure Active Directory (AD),Microsoft Azure Cloud Services,Microsoft Windows Server ,PL/SQL (Programming Language),Structured Query Language (SQL) ... meet compliance requirements by applying DISA STIGs and/or hardening guidelines for Windows / Linux servers + Maintain and monitor services and infrastructure… more
    General Dynamics Information Technology (11/15/25)
    - Related Jobs