• Lab Manager II

    ARSIEM (Arlington, VA)
    …for a Technical Engagement Network (TEN) Lab Manager with experience in Linux Systems Administrator to support the design, development, and deployment of ... and vulnerabilities + Perform large-scale configuration management and deployment across Windows , macOS, Linux/Unix, and other operating systems and virtual… more
    ARSIEM (11/12/25)
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  • Lab Manager III

    ARSIEM (Arlington, VA)
    …clients in Arlington, VA. Responsibilities + Serve as a lead Linux Systems Administrator overseeing Red Hat Enterprise Linux (RHEL) environments across ... . + Perform large-scale configuration management and deployment across Windows , macOS, Linux/Unix, and other operating systems ...Secret clearance and be able to obtain a TS /SCI clearance. Must be able to obtain DHS Suitability.… more
    ARSIEM (11/12/25)
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  • Splunk Admin (Lab Manger)

    Nightwing (Arlington, VA)
    …of the customer mission. **Responsibilities** : - Serve as a lead Linux Systems Administrator overseeing Red Hat Enterprise Linux (RHEL) environments across ... - Perform large scale configuration management and deployment across Windows , MacOS, Linux/Unix, and other operating systems ...- US Citizenship - Must have an active DoD Secret clearance, TS /SCI clearance is preferred. -… more
    Nightwing (10/23/25)
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  • Lab Manager /System Administration

    Node.Digital (Arlington, VA)
    …of the customer mission. Responsibilities: - Serve as a lead Linux Systems Administrator overseeing Red Hat Enterprise Linux (RHEL) environments across ... - Perform large scale configuration management and deployment across Windows , MacOS, Linux/Unix, and other operating systems ...- US Citizenship - Must have an active DoD Secret clearance, TS /SCI clearance is preferred. -… more
    Node.Digital (10/21/25)
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  • Incident Technician

    ManTech (Herndon, VA)
    …resolve technical issues involving computer hardware, software, networks, and telecommunications systems . + Experience supporting Windows 10, Microsoft Office ... tools. + Respond to and resolve technical issues related to Windows Active Directory, Microsoft Office, business applications, browsers, networking, and… more
    ManTech (10/08/25)
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  • SQL Database Analyst

    Arena Technical Resources, LLC (Springfield, VA)
    …operating systems . - Maintains the integrity and security of servers and systems . - Sets up administrator and service accounts. - Maintains system ... Analyst Location: Springfield, VA Eligibility: Candidate must possess an active TS /SCI clearance Job Description: SQL Database Analyst to analyze, design, develop,… more
    Arena Technical Resources, LLC (11/15/25)
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  • Video Tech

    Leidos (Springfield, VA)
    …multi-site environments with high operational demands. + Deep technical knowledge of systems integration across varied platforms (eg, Windows , Linux, cloud, ... is responsible for the operation, configuration, and oversight of advanced video systems in support of secure audiovisual environments. This includes managing a… more
    Leidos (11/01/25)
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  • Network Engineer 4

    M. C. Dean (Springfield, VA)
    …Wireshark, Putty, CLI, etc) + ITIL 4 Foundation + Microsoft Certified: Windows Server Hybrid Administrator Associate + Microsoft Certified: Azure Database ... telecommunications, life safety, automation and controls, audiovisual, and IT systems . Headquarters in Tysons, Virginia, MC Dean delivers resilient, secure,… more
    M. C. Dean (10/10/25)
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  • Platform/Infrastructure Engineer

    Nightwing (Sterling, VA)
    …and operations support to include Tier 2/3 escalation. Required Skills: + Operating Systems : Strong understanding of Linux and/or Windows Server operating ... Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers'… more
    Nightwing (09/26/25)
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  • Cyber Operations

    Leidos (Lorton, VA)
    …For all systems , coordinate with the respective system owner, system administrator or Information System Security Officer (ISSO) to notify them that weekly ... Support security assessments by working with the respective system owner, system administrator and/or Information System Security Officer (ISSO) to define the scope,… more
    Leidos (11/05/25)
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