• Firewall Administrator & InfoSec…

    Lockheed Martin (Bethesda, MD)
    …LM CIS, the Boundary Transformation and Secure Transport team is hiring a mid\-career Firewall Administrator / InfoSec Engineer\. **What You Will Be Doing:** In ... organization at Lockheed Martin \(LM\) protects company assets and systems from cyber threats by developing and implementing a robust security posture, enforcing… more
    Lockheed Martin (07/16/25)
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  • Cyber Security Administrator III

    General Dynamics Information Technology (Washington, DC)
    …software patching, of operating system and related software in support of cyber related activities. + Establishes and implements standards for computer operations, ... consistent with documented customer cyber policies, for compatibility between hardware and software, according...Required Technical Skills: System administration level skills with Email, Firewall , Domain, LDAP and User Support + Ability to… more
    General Dynamics Information Technology (08/10/25)
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  • Network Administrator (Network…

    Huntington Ingalls Industries (Fairfax, VA)
    …customers. Our capabilities range from C5ISR, AI and Big Data, cyber operations and synthetic training environments to fleet sustainment, environmental remediation ... Where Hard Stuff is Done Right! The Mission Technologies Network Administrator is responsible for operating, maintaining, and troubleshooting network connectivity… more
    Huntington Ingalls Industries (07/12/25)
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  • Network Administrator - TS/SCI…

    General Dynamics Information Technology (Washington, DC)
    …Required:** Yes **Job Description:** Transform technology into opportunity a Network Administrator with GDIT. A career in enterprise IT means connecting and ... operate. At GDIT, people are our differentiator. As a Network Computer Systems Administrator , you will help ensure today is safe and tomorrow is smarter. HOW… more
    General Dynamics Information Technology (07/31/25)
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  • Senior Systems Administrator

    Leidos (Vienna, VA)
    **Description** The National Security Sector at Leidos is seeking a **Senior System Administrator ** to join a dynamic team based in **Tysons Corner, VA** . This ... application deployments and maintenance experience to include ATO and patching for cyber compliance + Communicate effectively with customers and team in written and… more
    Leidos (07/29/25)
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  • Network Administrator 2

    M. C. Dean (Annapolis Junction, MD)
    …is Building Intelligence. We design, build, operate, and maintain cyber -physical solutions for the nation's most mission-critical facilities, secure environments, ... in electrical, engineering, and cybersecurity industries. We are seeking a **Network Administrator 2** to join our **Security and Electronic Systems (SES)** business… more
    M. C. Dean (07/22/25)
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  • Linux Systems Administrator

    Parsons Corporation (Centreville, VA)
    …looking for. **Job Description:** Parsons is seeking a mid-level **Linux Systems Administrator ** . The candidate will support both Linux based workstations and ... Linux services + Understanding of basic networking technologies (TCP/IP, UDP, Firewall ) **Desired Skills:** + Familiar with virtualization and Docker technologies +… more
    Parsons Corporation (08/09/25)
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  • Senior Linux Administrator

    General Dynamics Information Technology (Falls Church, VA)
    …and scripts. + Implement, configure, update, and maintain the Linux operating system firewall . + Experience in handling NFS, CIFS, and SMB permissions. **WHAT YOU'LL ... countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to… more
    General Dynamics Information Technology (08/09/25)
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  • Subk-C Middleware Administrator

    IBM (Herndon, VA)
    …Powershell * Understanding of application network architectures to troubleshoot firewall and port issues Required Certifications: CompTIA SecurityRequired Clearance: ... XML, XSLT and Xerces and Xalan is a plus * Knowledge of the Cyber Command Security Technical Implementation Guides (STIGs) processes and procedures IBM is committed… more
    IBM (08/08/25)
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  • Cloud Security Manager - Microsoft Azure

    Deloitte (Arlington, VA)
    Our Deloitte Cyber team understands the unique challenges and opportunities businesses face in cybersecurity. Join our team to deliver powerful solutions to help our ... proactively manage to secure success. Work you'll do Deloitte Cyber has an opening for a Cloud Security Architect...to assist in securing the Azure platform such as firewall , WAF, PAM and cloud workload protection. + Assist… more
    Deloitte (06/14/25)
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