• Penetration Tester

    CACI International (Herndon, VA)
    …and oral products * System level and security administration knowledge of computer operating systems . Operating system experience shall be with the ... System level and security administration knowledge of computer operating systems . Operating system...software development, Windows and Linux device drivers, operating system internals, and kernel debugging *… more
    CACI International (06/21/25)
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  • System Development Engineer II

    Amazon (Arlington, VA)
    … and perform database queries (SQL) using Window, Linux, or Unix based operating systems and SQL Server databases. Provide support and technical consultation ... AVAILABLE Employer: AMAZON DEV CENTER US, INC. Offered Position: System Development Engineer II Job Location: Arlington, Virginia Job...of experience in the job offered, or as a Systems Administrator, or a related occupation. Employer will accept… more
    Amazon (05/13/25)
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  • Principal Cyber Systems Engineer / Network…

    Northrop Grumman (Fairfax, VA)
    …including COTS integration, and capacity analysis. + Experience with Linux and Windows operating systems + Experience with virtualization technologies ... of engineers, system administrators, and operators as a Principal Cyber Systems Engineer professional in Chantilly, VA. The successful candidate will be expected… more
    Northrop Grumman (04/25/25)
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  • Systems Administrator - TS/SCI

    General Dynamics Information Technology (Fort Belvoir, VA)
    …of directly related experience in systems administration and analysis. + UNIX/LINUX System Administration - Preferred + Windows System Administration - ... the functionality and efficiency of a group of computers running on one or more operating systems . + Understand all the different systems that are monitored… more
    General Dynamics Information Technology (04/17/25)
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  • ETS Analyst

    System One (Ashburn, VA)
    …motivated Analyst with primary responsibilities that include supporting desktop application management and reporting, audit and risk compliance, patch management, ... and governing new software, and application rationalization. Responsibilities * Perform audit and risk management, monitor and support removal of restricted… more
    System One (05/17/25)
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  • System Operations/Administrator (Multiple…

    Noblis (Chantilly, VA)
    …desktop system administrator or in a similar IT support role. + Knowledge of Windows and Linux operating systems . + Compliant with DoD Directive 8570 ... Deploy software updates, patches, and security fixes to desktop systems . + Conduct regular system backups and...reasonable accommodation is needed to participate in the job application or interview process, to perform essential job functions,… more
    Noblis (05/29/25)
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  • NCIS Cyber Systems Administrator - SecOps…

    General Dynamics Information Technology (Quantico, VA)
    …SECOPS WILL MAKE AN IMPACT:** + Implement STIG releases across a variety of operating systems and applications + Tracks and remediates IAVM vulnerabilities + ... with SCI eligibility. + **Required Experience:** + 5+ years of experience with systems administration: + DoD system accreditation process + STIG checklist review… more
    General Dynamics Information Technology (05/17/25)
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  • Information Systems Security Officer (ISSO)

    CACI International (Norfolk, VA)
    …Information Technology and Network Architecture. This includes understanding of computers, operating systems (Linux and Windows -based), networks, network ... devices, deployment environments (eg, data center, cloud, etc.), systems and application security threats and vulnerabilities. + Experience working with… more
    CACI International (06/21/25)
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  • Systems Engineer Senior

    GovCIO (Hampton, VA)
    …with a minimum 2 years of experience as a system engineer + Proficient in Windows , Linux, and ESXi operating systems + 5 years of experience with virtual ... **Overview** GovCIO is currently hiring for a Systems Engineer Senior to support a Zero-Trust Architecture modernization project. This position will be located at… more
    GovCIO (05/09/25)
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  • Cyber Systems Security Engineer Stf

    Lockheed Martin (Herndon, VA)
    …Directive \(ICD\) 503\. * Security tools such as Nessus, HBSS, ArcSight, and Splunk\. * Windows and Red Hat operating systems \. * Cross Domain Solutions ... * Create and execute Certification Test Plans \(CTP\) for various applications, operating systems , and devices\. * Support security tool design and… more
    Lockheed Martin (06/19/25)
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