• Network Engineer, TS/SCI with Polygraph

    General Dynamics Information Technology (Chantilly, VA)
    …Infrastructure and Operations **Skills:** Data Networking,Local Area Network (LAN),Network Systems **Experience:** 10 + years of related experience **US Citizenship ... Engineer** with GDIT. A career in enterprise IT means connecting and enhancing the systems that matter most. At GDIT you'll be at the forefront of innovation and… more
    General Dynamics Information Technology (11/15/25)
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  • Cyber Security Engineer Lead

    ManTech (Springfield, VA)
    …reporting of cyber threats, intrusions, anomalous activities, and potential misuse of systems . This role supports the protection of customer's digital assets and ... Identify, assess, and report potential cyber-attacks, intrusions, and abnormal system behaviors. Participate actively in incident response and recovery activities.… more
    ManTech (12/11/25)
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  • Network Operations Center Analyst - 2nd Shift

    Leidos (Arlington, VA)
    …Enterprise Services Office (CESO) NOC. With the CESO program, the Defense Information System Agency (DISA) is looking to transform the existing Secure Web Services ... will manage the commercial cloud migration and disestablishment of legacy systems , fully automate the continuous development & continuous integration environment,… more
    Leidos (10/28/25)
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  • Network Operations Center (NOC) Administrator

    Leidos (Arlington, VA)
    …Enterprise Services Office (CESO) NOC. With the CESO program, the Defense Information System Agency (DISA) is looking to transform the existing Secure Web Services ... will manage the commercial cloud migration and disestablishment of legacy systems , fully automate the continuous development & continuous integration environment,… more
    Leidos (10/03/25)
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  • Software Developer 3 - OCI Networking, DDoS…

    Oracle (Richmond, VA)
    …engineer with a strong background in developing robust, distributed software systems and a keen interest in cloud networking and security. **Responsibilities:** ... + Contribute to the design, implementation, and improvement of distributed systems for OCI's networking services, with a focus on security and resiliency. + Develop… more
    Oracle (11/25/25)
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  • Principal Software Developer 4 - OCI Networking,…

    Oracle (Richmond, VA)
    …teams, driving technical direction, and delivering large-scale, robust software systems in a cloud environment. **Responsibilities** **Responsibilities:** - Lead the ... design, development, and continuous improvement of distributed systems that enhance the security and resiliency of OCI's networking services. - Drive the development… more
    Oracle (11/25/25)
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  • Senior Cyber Incident Responder

    Highmark Health (Richmond, VA)
    …files from a variety of sources (eg, individual host logs, network traffic logs, firewall logs, and intrusion detection system [IDS] logs) to identify possible ... of images and inspect to discern possible mitigation/remediation on enterprise systems . (10%) + Perform real-time cyber defense incident handling (eg, forensic… more
    Highmark Health (10/16/25)
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  • Sr. Network Engineer

    Arena Technical Resources, LLC (Reston, VA)
    …design, implementLANs/WANs/site-to-site VPNs/point-to-point/point- to multipoint. Serve as network systems engineer overseeing servers, storage and backup systems ... issues and network outages. Control network management activities, data flows and firewall rules. - Build network topologies to deliver content from specific… more
    Arena Technical Resources, LLC (11/29/25)
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  • Senior Network Deployment Engineer

    ManTech (Chantilly, VA)
    …network architectures + Provide daily IT support across client/server/storage/network systems , including monitoring, troubleshooting, and problem resolution + Manage ... system configurations and documentation, oversee hardware procurement, inventory, equipment...zero clients + Knowledge and experience with Microsoft Windows Systems , HP SANs, or VMware products + Proficiency using… more
    ManTech (11/26/25)
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  • Network Security Engineer III

    TekSynap (Virginia Beach, VA)
    …tcpdump to detect anomalies and performance issues. + Implement and manage firewall solutions and intrusion detection/prevention systems (IDS/IPS) for network ... hardware, software, and network components. + Conduct STIG implementation to ensure systems meet DoD security compliance standards. + Configure and manage Active… more
    TekSynap (10/01/25)
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