• Network Administrator

    Nightwing (Sterling, VA)
    Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' ... intelligence community, defense, civil, and commercial markets. Job Title: Network Administrator Location: Sterling, VA Clearance: TS/SCI Poly **This position is… more
    Nightwing (12/26/25)
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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...of IPtables, tcpdump, and OpenVPN. 4. Demonstrated experience with virtualization with vSphere (vCenter/ESXi hosts). 5. Demonstrated experience troubleshooting… more
    The Metamorphosis Group (12/10/25)
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  • System Operations/ Administrator

    Sciolex Corporation (Chantilly, VA)
    …that surpasses the epitome of excellence. Our core services include systems engineering technical advice, technical support, and administrative assistance. From our ... you receive the utmost employee care. Responsibilities The System Operations/ Administrator will perform the following duties: Install, configure, and maintain… more
    Sciolex Corporation (01/13/26)
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  • Senior Systems Administrator (S)

    SimIS Inc. (Dahlgren, VA)
    …server environments + Knowledge of network security, firewalls, and intrusion detection systems + Experience with virtualization technologies and cloud computing ... contingent upon award. Job Description: SimIS, Inc. seeks a Senior Systems Engineer to lead systems engineering activities for a US Navy Training Command. This… more
    SimIS Inc. (12/22/25)
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  • Unix Administrator

    TekSynap (VA)
    …+ Linux Professional Institute Linux Essentials + Microsoft Certified Azure Administrator Associates **Experience** + Seven (7) years systems administration ... designs and implements high availability solutions, and plans data migrations between systems . + Provides technical expertise and assistance to team members as… more
    TekSynap (11/15/25)
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  • Linux Administrator

    CACI International (Chantilly, VA)
    …OpenShift). * Knowledge of Identity and Access Management (IAM) and integration with Linux systems . * Red Hat Certified System Administrator (RHCSA) or Red Hat ... Linux Administrator Job Category: Information Technology Time Type: Full...The successful candidate will manage and support enterprise Linux systems that are mission-critical to national security operations. This… more
    CACI International (11/13/25)
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  • System Administrator Lead

    System One (Mclean, VA)
    Job Title: System Administrator Lead Location: Arlington, Virginia Type: Contract To Hire Contractor Work Model: Onsite Security Clearance: Top Secret w/ SCI ... Leads a team of system administrators responsible for enterprise IT systems . * Manages escalated incidents, patch management, and configuration oversight. *… more
    System One (12/26/25)
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  • Linux System Administrator -Senior Level

    Nightwing (Sterling, VA)
    …community, defense, civil, and commercial markets. Nightwing is seeking a highly motivated Systems Administrator to join a mature program in the Sterling VA ... location. The qualified Systems Administrator will support a very dynamic...and scalability + Knowledge of advanced features such as virtualization , automation, and patch management with the ability to… more
    Nightwing (12/20/25)
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  • Linux System Administrator

    Nightwing (Arlington, VA)
    …seeking a Technical Engagement Network (TEN) Lab Manager with experience in Linux Systems Administrator to support the design, development, and deployment of ... Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers'… more
    Nightwing (11/26/25)
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  • Production Service Systems

    Oracle (Richmond, VA)
    …Description** Responsible for the operation of production environments, including systems and databases, supporting critical business operations. Will perform ... + Experience with Linux System Administration, Networking, Storage, Compute and Virtualization + Experience participating in or running incident bridges. + Customer… more
    Oracle (01/06/26)
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