• Linux Systems Engineer

    ENS Solutions (Springfield, VA)
    + Experience developing systems , products, and/or processes based on a total systems perspective. + Consults, plans, analyzes, designs, develops, tests, assures ... quality, configures, installs, implements, integrates, maintains, and manages systems . + Maintains a diverse set of skills across...6+ years of relevant experience. + Must have an Active TS/SCI ; willingness to obtain and maintain a… more
    ENS Solutions (11/14/25)
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  • Linux Systems Engineer

    William C Brown Inc (Springfield, VA)
    Linux Systems Engineer EOE Statement We are an equal employment opportunity employer. All qualified applicants will receive consideration for employment ... law. Description Our work depends on a TS/SCI cleared Linux Systems Engineer joining our...or work/military experience QUALIFICATIONS: 5+ years of related experience CLEARANCE: Active TS / SCI Clearance and eligibility to obtain… more
    William C Brown Inc (12/25/25)
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  • Linux Systems Engineer

    SAIC (Arlington, VA)
    **Description** Seeking a Senior Systems /Network Engineer , working with a diverse team of contractors, government personnel and subject matter experts, focused ... Responsibilities include: + Supporting a variety of networks and systems in a mission-critical enterprise environment. + Excel independently...day one. + KEY - Advance knowledge of RedHat Linux and RedHat OpenShift. + KEY - Expertise in… more
    SAIC (12/06/25)
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  • Senior Linux Systems Administrator

    Leidos (Camp Springs, MD)
    **Description** The Leidos Digital Modernization Sector is seeking a **_Senior Linux Systems Administrator_** in support of the Air Force National Capital ... Joint base Andrews or The Pentagon and requires an active Secret clearance to start. **Primary Responsibilities:** + Full...leading the upgrade of our existing Red Hat Enterprise Linux 8 systems to version 9, ensuring… more
    Leidos (12/20/25)
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  • Senior Linux Administrator Team Lead

    General Dynamics Information Technology (Falls Church, VA)
    Systems ,Software Updates,System Administration,Technical Issues **Certifications:** Red Hat Certified Engineer (RHCE) | Red Hat - Red Hat, CompTIA Security+ CE ... MAKE AN IMPACT:** + Provide system administration support for Linux operating systems including installing software, applying...Level Requirements:** + Must have a minimum of an active Secret clearance at time of interview and candidate… more
    General Dynamics Information Technology (10/25/25)
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  • Linux System Administrator - US Citizenship…

    CGI Technologies and Solutions, Inc. (Fairfax, VA)
    …clearance * 5-7 years of experience Unix system administration * Proficiency in Linux systems troubleshooting. * Experience in patch management. * Relevant ... CI/CD pipelines. * Troubleshooting Skills: Strong ability to troubleshoot Windows and Linux operating systems . * Security and Compliance: Familiarity with STIGs… more
    CGI Technologies and Solutions, Inc. (12/11/25)
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  • Principal Systems Engineer

    V2X (Suitland, MD)
    …challenges with integrity, respect, responsibility, and professionalism. We are hiring a Principal Systems Engineer - active TS/SCI clearance to support our ... is required to be onsite. The position requires an active Top Secret/SCI clearance and the ability to obtain...and maintain a Counterintelligence (CI) Polygraph. The Senior-level Principal Systems Engineer shall lead a diverse, multi-… more
    V2X (11/15/25)
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  • Senior Computer Network Defense (CND)…

    V2X (Springfield, VA)
    …responsibility, and professionalism. We are hiring for a Senior Computer Network Defense (CND) Engineer with an active TS/SCI clearance - with the ability to ... Management (SIEM) products, vulnerability scanning tools as deployed within hosted Information Systems . Responsibilities + The Senior CND Engineer develops and… more
    V2X (12/12/25)
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  • IDS / IPS Engineer - Active TS/SCI…

    ENS Solutions (Washington, DC)
    …logging, and output modules. + Extensive experience administering Red Hat Enterprise Linux (RHEL) systems , including package management (yum/dnf), kernel module ... We are seeking an experienced Network Intrusion Detection Engineer to join our cybersecurity team. The ideal candidate must possess strong Linux engineering… more
    ENS Solutions (12/14/25)
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  • ACAS Engineer - Active Top Secret…

    ENS Solutions (Washington, DC)
    …innovative solutions to enable secure and reliable operations of enterprise computer systems . Engineer , design, develop, and implement enterprise network cyber ... and Linux , including installing, configuring, or maintaining servers operating systems and applications + Experience working with STIGs, SCAP, and cybersecurity… more
    ENS Solutions (11/06/25)
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  • Suricata Engineer - Active TS/SCI…

    ENS Solutions (Washington, DC)
    …logging, and output modules. + Extensive experience administering Red Hat Enterprise Linux (RHEL) systems , including package management (yum/dnf), kernel module ... We are seeking an experienced Suricata Engineer to join our cybersecurity team. The ideal...Suricata (Docker/Kubernetes) in enterprise environments. + Familiarity with common Linux operating systems , including RHEL, Oracle, CentOS.… more
    ENS Solutions (11/26/25)
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  • ForeScout Engineer - Active TS/SCI…

    ENS Solutions (Washington, DC)
    …maintenance of Forescout CounterACT appliances + 5+ years of experience performing systems administration for Windows or Linux , including performing basic ... to solve complex security challenges. You will lead a team as they engineer solutions to complex challenges for customers using knowledge network engineering, … more
    ENS Solutions (12/06/25)
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  • PKI Engineer - Active TS/SCI with CI…

    ENS Solutions (Washington, DC)
    …automation + Knowledge of certificate policies and certificate contents + Knowledge of Linux systems and asymmetric cryptography concepts and applications + ... As an IAM engineer , you'll play a critical role in the...your experience in IAM to design, deploy, and support systems that verify appropriate user privileges and manage credentials… more
    ENS Solutions (01/01/26)
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  • Illumio Zero Trust Segmentation Platform…

    ENS Solutions (Washington, DC)
    …cloud security, or infrastructure engineering. + 3+ years of expertise in Linux /Windows systems , virtualization (VMware, Hyper-V), and cloud environments (AWS, ... Zero Trust program, influence architectural decisions, and help safeguard mission-critical systems by deploying one of the most advanced segmentation platforms in… more
    ENS Solutions (12/13/25)
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  • Software Engineer / IDAM - Active

    ENS Solutions (Washington, DC)
    …as Multi-Factor Authentication and Personal Identity Verification authentication + Experience with Linux based systems and Bash scripting + Ability to diagnose ... As a Software Development Engineer with a focus on Identity and Access.../ Bachelor's degree with 10+ years of experience. + Active TS/SCI clearance and ability to obtain and maintain… more
    ENS Solutions (12/08/25)
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  • Arkime Engineer - Active TS/SCI…

    ENS Solutions (Washington, DC)
    …segmentation, continuous verification, and identity-centric access. + Proficiency with Linux systems administration, containers, and distributed systems ... are seeking a highly skilled Arkime (formerly Moloch) Implementation & Sustainment Engineer to design, deploy, operate, and enhance our enterprise packet-capture and… more
    ENS Solutions (12/13/25)
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  • Endace Platform Engineer - Active

    ENS Solutions (Washington, DC)
    We are seeking a seasoned Endace Implementation & Sustainment Engineer to architect, deploy, integrate, and operate Endace packet capture, monitoring, and network ... strategies. This role owns the end-to-end lifecycle for Endace systems -including design, installation, configuration, maintenance, and long-term optimization-while integrating… more
    ENS Solutions (12/13/25)
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  • Cyber Asset Attack Surface Management Deployment…

    ENS Solutions (Washington, DC)
    …solutions for hybrid cloud environments + 3+ years of experience performing systems administration in Windows, Linux , or VMware environments, including ... and manage CAASM solution deployment in accordance with the systems engineering lifecycle (SELC). Monitor, design, and onboard new...of APIs with their usage for data integration + Active TS/SCI clearance; willingness to take a polygraph exam… more
    ENS Solutions (12/13/25)
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  • Systems Integration Engineer

    BAE Systems (Springfield, VA)
    …and systems requirements documents + supporting the maintenance of active security authorizations for all projects/security plans (SPIDs) and of required ... incentives may be available based on position level and/or job specifics. ** Systems Integration Engineer (Devops)** **117614BR** EEO Career Site Equal… more
    BAE Systems (10/22/25)
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  • CyberArk / PAM Engineer [Remote]

    BAE Systems (Falls Church, VA)
    …years of hands-on experience supporting on-premises CyberArk PAM + Working knowledge of Linux operating systems and SSH-based access + In-depth knowledge of the ... **Job Description** BAE Systems , Inc. is seeking a CyberArk Privileged Access...Inc. is seeking a CyberArk Privileged Access Management (PAM) Engineer to join our Identity Services organization, supporting the… more
    BAE Systems (12/23/25)
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