• Dentons US LLP (Washington, DC)
    Senior Enterprise Messaging Administrator Chicago, IL, USSt. Louis, MO, USKansas City, MO, USWashington DC, DC, USDenver, CO, USAtlanta, GA, USDallas, TX, US Dec 12, ... 2025 **Senior Enterprise Messaging Administrator ** Dentons US LLP is currently recruiting for a...the Azure platform and on-premises virtualization solutions such as VMWare Vcenter. + Fundamental understanding of the Microsoft 365… more
    DirectEmployers Association (12/13/25)
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  • AeroVironment (Arlington, VA)
    …**Job Description** **Job Summary:** The primary role of the Linux System Administrator is to support the full life-cycle management of 24x7 mission-focused ... Nessus and other toolsets + Familiarity with Virtualization Technologies such as VMware and Proxmox + Experience with containerization and Docker + Understanding of… more
    DirectEmployers Association (12/24/25)
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  • Senior VMware Administrator | Active…

    General Dynamics Information Technology (Quantico, VA)
    …Required:** Yes **Job Description:** Transform technology into opportunity as a **Senior VMware Administrator ** at GDIT. Shape what's next for mission-critical ... and subversive activities. **MEANINGFUL WORK AND PERSONAL IMPACT** As a **Senior VMWare Administrator ,** the work you'll do at GDIT will be impactful to the… more
    General Dynamics Information Technology (01/05/26)
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  • VMware Administrator

    SAIC (Washington, DC)
    **Description** **SAIC** is seeking a motivated and skilled ** VMware Administrator ** with strong experience in Windows Server administration, HP server hardware ... **5 days onsite.** Key Responsibilities: + Administer and maintain VMware vSphere environments, including ESXi hosts, vCenter, virtual machines, clusters,… more
    SAIC (12/13/25)
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  • Systems Engineer

    Koniag Government Services (Washington, DC)
    …as CMMI. + Relevant industry certifications (eg, Microsoft Certified: Azure Administrator , VMware Certified Professional, CompTIA Server+). + Experience with ... disaster recovery. + Support server technologies for both virtualized (eg, VMware , Hyper-V) and non-virtualized environments. + Configure, implement, and upgrade new… more
    Koniag Government Services (10/11/25)
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  • Mobility Engineer

    Koniag Government Services (Washington, DC)
    …Skills and Competencies:** + Certifications such as Microsoft Certified: Endpoint Administrator , VMware Certified Professional - Digital Workspace, or CompTIA ... Mobility+. + Experience with Zero Trust architecture, mobile threat defense, and security compliance frameworks. + Familiarity with Capability Maturity Model Integration (CMMI) or similar process improvement methodologies. + Demonstrated ability to lead… more
    Koniag Government Services (10/15/25)
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  • Cyber operations Readiness Assessment Systems…

    TekSynap (Fort Belvoir, VA)
    …or equivalent). + Desired Certifications: Microsoft Certified: Windows Server Hybrid Administrator Associate, VMware VCP, Nutanix NCP. **Overview** We are ... GPOs, and domain controllers for STIG compliance. + Assess virtualization platforms ( VMWare ESXi, VDI, Nutanix) for secure deployment. + Validate patch management,… more
    TekSynap (12/24/25)
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  • System Engineer Lead

    TekSynap (Washington, DC)
    …Bachelor's in Computer Engineering or Information Systems. + Certifications: + Microsoft Azure Administrator Associate or VMware VCP + ITIL v4 + Experience: 8-10 ... Windows Server and Linux VM infrastructure. + Administer virtualization platforms ( VMware , Hyper-V). + Implement patch management and configuration baselines. +… more
    TekSynap (12/03/25)
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  • Senior Systems Administrator

    General Dynamics Information Technology (Washington, DC)
    …related experience **US Citizenship Required:** Yes **Job Description:** Senior Systems Administrator Own your opportunity to join our team, bringing professionalism ... our best becomes better. GDIT has an immediate opening for a Systems Administrator to fill a Core Services position supporting the NNSA (National Nuclear Security… more
    General Dynamics Information Technology (01/05/26)
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  • Lead Senior Systems Administrator

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, mission-oriented **Senior Systems Administrator ** to join our team in **Chantilly, VA.** As the Lead Senior Systems Administrator , ... key role in the management, optimization, and troubleshooting of our VMware virtualized environment and Active Directory infrastructure, ensuring seamless and… more
    ManTech (12/19/25)
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  • Systems Administrator - TS/SCI with Poly

    Leidos (Chantilly, VA)
    **Description** Leidos is seeking an experienced **Systems Administrator ** to join our team in supporting mission-critical IT infrastructure. This role is ideal for ... with solid systems administration expertise, particularly in pipeline automation and/or VMware environments across Windows and/or Linux platforms. You will work in… more
    Leidos (01/01/26)
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  • Sr. System Administrator

    Arena Technical Resources, LLC (Reston, VA)
    Sr. System Administrator Location: Reston, VA, US Job ID: ATR 17710 Job Description Job Title: Sr. System Administrator Location: Reston, VA - Onsite, SCIF ... with CI Polygraph Job Description: The job duties of the Sr. System Administrator are as follows: * Plans, designs, and implements infrastructure changes and system… more
    Arena Technical Resources, LLC (01/01/26)
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  • System Administrator (Citrix)

    BAE Systems (Washington, DC)
    **Job Description** BAE Systems is seeking an experienced full-time on-site System Administrator to support our work as a prime contractor on a high-profile US Navy ... with the customer and IT infrastructure teams. As an on-site System Administrator , you will: + Capture, document, and structure stakeholder requirements, then design… more
    BAE Systems (12/04/25)
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  • System Administrator

    UIC Government Services and the Bowhead Family of Companies (Quantico, VA)
    **Overview** Bowhead seeks a System Administrator to join our team supporting NIWC Atlantic. The System Administrator will work directly with the client ... resolve issues proactively. * Support and maintain virtualization environments (eg, VMware , Hyper-V). * Administer cloud environments. * Manage endpoint security,… more
    UIC Government Services and the Bowhead Family of Companies (11/09/25)
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  • Cybersecurity System Administrator - DMV

    M. C. Dean (District Of Columbia, DC)
    Overview MC Dean is seeking a highly skilled **Cybersecurity System Administrator ** to support a secure operational technology environment by integrating advanced ... + Windows Server 2019/2022, Windows 10, RHEL 7/8 + VMware ESXi / vSAN infrastructure + Web browsers, Adobe...applications + Manage virtual machines and storage in a VMware vSAN environment. + Administer Microsoft SCCM, WSUS, Active… more
    M. C. Dean (11/26/25)
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  • Senior Linux Systems Administrator

    Leidos (Arlington, VA)
    …our critical Red Hat Enterprise Linux environment. As a Senior System Administrator , you'll be instrumental in designing, implementing, and maintaining robust and ... Degree with 12+ years' experience as a Unix System Administrator - Operational experience with RHEL8 and RHEL9. Additional...customer levels. + Strong analytical and problem-solving skills. + VMWare Aware. + Experience with RHEL 8/9/10. Come break… more
    Leidos (12/20/25)
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  • System Administrator - Linux - TS/SCI FSP…

    The Metamorphosis Group (Chantilly, VA)
    System Administrator - LINUX - TS/SCI FSP REQUIRED Chantilly, VA Apply Now Job Description The Metamorphosis Group, Inc, TMG, has an immediate opening for a Linux ... System Administrator , who shall be responsible for maintaining, scheduling, executing...following tools or software to complete the requirements: AWS/C2S, VMWare , CloudFormation, WSUS, Python, Ansible, Bash, Powershell, vSphere, and… more
    The Metamorphosis Group (12/10/25)
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  • Senior Systems Administrator

    Chenega Corporation (Fort Belvoir, VA)
    Senior Systems Administrator Ft. Belvoir, VA Join our Talent Network Senior Systems Administrator Ft. Belvoir, VA C-CHR-24-041 TheSenior System Administratorwill ... the Windows operating system and applications and backup support for VMWare virtual environments. + Install, configure, maintain, and provide troubleshooting support… more
    Chenega Corporation (12/01/25)
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  • Systems Administrator (Hybrid…

    Serco (Washington Navy Yard, DC)
    …**Position Description & Qualifications** Serco is seeking a skilled Systems Administrator to support the Navy-owned PMS-ES Integrated Data Environment (IDE) in ... in AWS GovCloud. + Creating, configuring, and managing virtual machines using VMware and Hyper-V and configuring and maintaining Cisco firewalls to ensure secure… more
    Serco (01/03/26)
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  • Unix Administrator

    SAIC (Washington, DC)
    **Description** **SAIC** is seeking a **UNIX Administrator ** with hands-on experience in Cohesity backup and recovery solutions to join our team. The ideal candidate ... Cohesity platforms. + Collaborate with application teams, database teams, and storage/ VMware admins for cross-functional support. + Participate in on-call rotation… more
    SAIC (12/12/25)
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