• Tyto Athene (Ashburn, VA)
    …an applications or systems administrator. + Practical knowledge of Windows and Linux systems administration. + Experience with Linux or Windows scripting ... . + Administer and optimize enterprise IT applications and systems in Windows and Linux environments. +...Splunk Architect (II) + CISSP - Certified Information Systems Security Professional + GCFA - GIAC Certified Forensic… more
    DirectEmployers Association (11/01/25)
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  • Applied Research Associates, Inc. (Herndon, VA)
    …**OpenShift Management** : Design, deploy, and manage OpenShift clusters to support containerized applications + **CI/CD Pipeline Development** : Build and maintain ... clusters + **Documentation** : Maintain thorough documentation of infrastructure, systems , and processes **Offer is contingent upon contract award.** **Senior… more
    DirectEmployers Association (09/11/25)
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  • System Support : Splunk

    The Metamorphosis Group (Chantilly, VA)
    System Support : Splunk and Linux - US CITIZENS ONLY - TS/SCI FS POLY REQUIRED Chantilly, VA . Government/Military Apply Now Contractor Support : ... Linux + The Contractor shall maintain clustered Splunk infrastructure, including search head and index cluster, deployment...implement data flow and accesses across different networks and system interfaces, for example between Splunk and… more
    The Metamorphosis Group (08/09/25)
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  • Splunk Engineer

    CACI International (Mclean, VA)
    …* Maintain infrastructure for integration, cyber compliance, and network administration * Support both UNIX/ Linux and Windows-based systems * Collaborate ... Assist in developing policies for the secure operation of Splunk infrastructure * Support cloud-based deployment and... * 4+ years of experience implementing and operating Splunk systems to include universal and heavy… more
    CACI International (10/03/25)
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  • Splunk Engineer - Active TS/SCI Required

    ENS Solutions (Reston, VA)
    Splunk environment + Experience with Splunk performing systems administration, including performing installation, configuration, monitoring system ... and Access Management (ICAM), Software Development, Cyber and Network Security, System Engineering, Program/Project Management, IT support , Solutions, and… more
    ENS Solutions (09/27/25)
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  • Sr. System Administrator ( Linux )

    Nightwing (Sterling, VA)
    …Hat Enterprise Linux (RHEL) systems . + Strong understanding of Linux networking, storage, system services, and security controls + Experience with ... Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our… more
    Nightwing (10/29/25)
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  • Linux Engineer

    Amentum (Chantilly, VA)
    …configuration changes, and ensure the reliability, security, and performance of Linux systems across the enterprise. **Responsibilities:** Design, implement, ... networks. The ideal candidate will bring strong expertise in Linux -based environments, system hardening, automation, and troubleshooting....maintain, and troubleshoot Linux -based systems and infrastructure for a number… more
    Amentum (10/01/25)
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  • Senior Linux Engineer

    CACI International (Chantilly, VA)
    support to our programs. **Responsibilities:** + Support Red Hat and Ubuntu Linux systems and related technologies. + Develop automated Linux OS ... * **The Opportunity:** CACI is looking for a Senior Linux Engineer to support a newly established...Satellite and/or Ubuntu Landscape for management and patching of Linux systems . + Utilize Centrify for managing… more
    CACI International (10/09/25)
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  • Senior Linux Engineer

    CACI International (Chantilly, VA)
    …7+ years of direct experience. * At least 5 years of experience in Linux system administration, with a focus on cloud-based infrastructure. * In-depth knowledge ... is seeking a highly skilled and experienced Tier 3 Linux Engineer to join our team in support...applications. * Participate in on-call rotation to provide 24/7 support for critical systems . * Stay up-to-date… more
    CACI International (11/01/25)
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  • Infrastructure Engineer/Administrator

    CACI International (Mclean, VA)
    systems , and enterprise continuous monitoring applications such as Splunk and Rapid7. + Continuously monitor system performance, troubleshoot issues, ... * **The Opportunity:** CACI is seeking a highly motivated Linux System Engineer and Administrator with hands...systems include Rapid7 Nexpose Scanners, and a full Splunk stack including Indexers, Forwarders, Deployment Servers, and Search… more
    CACI International (09/26/25)
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  • Sr Software Engineer

    Shuvel Digital (Dulles, VA)
    system , as well as, Operations and Maintenance (O&M) of the system + Providing Splunk administration, management, troubleshooting, and testing + Supporting ... threats. Raytheon is seeking a Senior Software Engineer to support the design, development, and deployment of advanced cybersecurity...networking skills + In depth knowledge of Windows, and Linux operating systems + Understanding of Cloud… more
    Shuvel Digital (09/25/25)
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  • Information Systems Security Engineer…

    BAE Systems (Sterling, VA)
    …and compliance related findings + Create Body of Evidence (BOE) documentation in support of ConMon and system authorization packages + Attend Security-related ... as candidate qualifications, such as skills, education, and experience. Employee Benefits: At BAE Systems , we support our employees in all aspects of their life,… more
    BAE Systems (09/19/25)
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  • Systems Administrator

    General Dynamics Information Technology (Springfield, VA)
    …is a plus. + Ability to work with systems engineers and factory support for troubleshooting and resolution of system anomalies. + Participates in special ... **Job Family:** IT Infrastructure and Operations **Skills:** Information Technology (IT), Linux , System Administration **Certifications:** CompTIA Security+ CE |… more
    General Dynamics Information Technology (09/06/25)
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  • Information System Security Engineer (ISSE)

    Assertive Professionals (Chantilly, VA)
    …Include: Providing support to design, develop, and maintain the client's systems compliance with ICD 503 requirements. This also includes advising and assisting ... Management Framework controls to systems with successful authorization of those systems + Use of system authorization workflow tools including advising on… more
    Assertive Professionals (10/09/25)
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  • Sr Principal Windows Systems Administrator…

    Northrop Grumman (Dulles, VA)
    …server management experience + Windows AD, LDAP, VMWare, and knowledge of SAN storage systems . + Linux Operating System experience and/or certification for ... join its dynamic team of technical professionals. The qualified applicant will support Northrop Grumman's Space Systems sector infrastructure. _Note- The… more
    Northrop Grumman (10/31/25)
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  • Cyber Security Engineer

    BAE Systems (Herndon, VA)
    …years' experience. + Strong knowledge of Windows and Linux operating systems + Familiarity with system hardening, patch management, and configuration ... to transform data into intelligence and provides engineering, integration and sustainment support for critical military platforms and systems . Intelligence &… more
    BAE Systems (09/09/25)
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  • Senior Systems Administrator II Generalist…

    V2X (Springfield, VA)
    …from base to battlefield. We bring 120 years of successful mission support to improve security, streamline logistics, and enhance readiness. Aligned around a ... with integrity, respect, responsibility, and professionalism. We are hiring a Senior Systems Administrator II Generalist - active TS/SCI clearance to support more
    V2X (11/04/25)
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  • Edge Information Systems Security Engineer…

    V2X (Springfield, VA)
    …cybersecurity expertise to edge system stakeholders including information system owners, information security professionals, systems engineers, and ... (CI) Polygraph. The Edge Information System Security Engineer (ISSE) provides...responsible for providing SME cybersecurity consulting services and escalated support to edge systems via the following… more
    V2X (09/09/25)
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  • Systems Administrator (Multiple Levels)

    Noblis (Chantilly, VA)
    …with standards and configurations + Develop and maintain comprehensive operating system hardware and software configuration databases + Support analytical ... experience in systems administration + Proficiency with: + Windows and Linux operating systems + Windows Active Directory + Virtualization technologies… more
    Noblis (09/03/25)
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  • Senior DevSecOps Engineer

    BAE Systems (Sterling, VA)
    …as candidate qualifications, such as skills, education, and experience. Employee Benefits: At BAE Systems , we support our employees in all aspects of their life, ... Engineer to join our visible technical program driving the Model Based Systems Engineering (MBSE) cloud platform that supports collection, management and analysis of… more
    BAE Systems (10/31/25)
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