• HBSS Administrator

    Leidos (Fort Belvoir, VA)
    …**Key Responsibilities:** + Continuous upkeep, monitoring, analysis, and response to Information System , network and security events using Endpoint ... arising from updates. ** System Hardening:** + Harden systems by applying best practices and federal security...ACAS expertise. + Expert with Microsoft Windows, Linux, and system virtualization in a secure network environment.… more
    Leidos (01/13/26)
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  • Senior Systems Engineer - Cybersecurity

    M. C. Dean (Vienna, VA)
    …components; + **Producing detailed system design** , including network and systems infrastructure, interconnections, and application configuration to ... (NIST, ISO, CMMC), and development of **detailed architecture and design** of system and security management capabilities; + **Researching available technology… more
    M. C. Dean (11/26/25)
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  • Virtual Platform Administrator

    TekSynap (VA)
    …tasks and improve system efficiency. + Apply expertise in network architecture, security , and routing, including virtual private clouds (VPCs), ... on hosts, hypervisors, and virtual infrastructure. + Create and maintain accurate system documentation for assigned systems , including tracking changes to… more
    TekSynap (11/15/25)
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  • IT Manager

    GAP Solutions Inc (Herndon, VA)
    …performance feedback, and skills development. + Oversee daily IT operations to ensure system availability, reliability, and security . + Serve as the final ... cybersecurity best practices. + Implement and maintain NIST 800-171 and CMMC security compliance across cloud, network , and endpoint environments. + Oversee… more
    GAP Solutions Inc (12/25/25)
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  • Mission IT Operator

    CACI International (Springfield, VA)
    …**Responsibilities** - Responsible for resolving IT hardware and software infrastructure (servers, network , security , etc.) issues using systems - Analysis ... with IT infrastructure including user systems , servers, storage, and network connectivity. - Provides system administration for assigned infrastructure and… more
    CACI International (01/07/26)
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  • Virtual Platform Administrator

    TekSynap (VA)
    …tasks and improve system efficiency. + Apply expertise in network architecture, security , and routing, including virtual private clouds (VPCs), ... on hosts, hypervisors, and virtual infrastructure. + Create and maintain accurate system documentation for assigned systems , including tracking changes to… more
    TekSynap (11/06/25)
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  • DDOS Software Engineer

    Oracle (Richmond, VA)
    …reviews and design discussions. Preferred qualifications - Exposure to DDoS or network security concepts and common attack/defense patterns. - Familiarity with ... **Job Description** Overview Join OCI's Edge Security team to help build and operate cloud-scale...logs, traces) and contribute to capacity/scale testing for high-availability systems . - Collaborate with product, SRE, and network more
    Oracle (01/09/26)
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  • Senior IT Support Specialist / Support Lead

    IT Concepts (Mclean, VA)
    …Tier 1/Tier 2 scope. + Diagnose and resolve advanced issues across Windows, network , security , cloud, and endpoint environments. + Support and oversee patching, ... updates, firmware upgrades, and system maintenance cycles across all critical systems ....metrics, proactively identifying trends and emerging risks. + Support system hardening, patch management, and implementation of security more
    IT Concepts (12/24/25)
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  • Senior Manager of Infrastructure Delivery

    Oracle (Richmond, VA)
    … Planning Engineer to lead the design, delivery, and optimization of critical network infrastructure for Physical Security Systems within Oracle Cloud ... **Job Description** The Global Physical Security (GPS) System Team oversees physical...center network infrastructure, including support for physical security systems and the related cloud … more
    Oracle (11/25/25)
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  • Sr. O&M Network Engineer

    Leidos (Chantilly, VA)
    …VRF's, MPLS. + Understanding of routing, switching, Internet Protocol (IP) subnet, Network Address Translation (NAT) and security technologies. + Demonstrated ... Sector at Leidos is seeking a Tier III O&M Network Engineer to support the customer's various wide area...Not required but experience with Palo Alto, Cisco Adaptive Security Appliance (ASA), and Forcepoint firewall equipment and applications… more
    Leidos (12/02/25)
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