• Red Team Operator

    Amentum (Norfolk, VA)
    …the common networking and routing protocols (eg TCP/IP), services (eg, web, mail, DNS ), and how they interact to provide network communications. + Knowledge of ... virtual machine technologies. + Knowledge of collection management processes, capabilities, and limitations. + Ability to interpret and translate customer requirements into operational action. + Ability to perform network collection tactics, techniques, and… more
    Amentum (11/12/25)
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  • System Administrator

    UIC Government Services and the Bowhead Family of Companies (Quantico, VA)
    …management, and authentication systems. * Manage Active Directory, Group Policy, DNS , DHCP, and user account provisioning. * Perform system updates, backups, ... and disaster recovery testing. * Monitor system performance and resource utilization to identify and resolve issues proactively. * Support and maintain virtualization environments (eg, VMware, Hyper-V). * Administer cloud environments. * Manage endpoint… more
    UIC Government Services and the Bowhead Family of Companies (11/09/25)
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  • Incident Manager III

    ARSIEM (Arlington, VA)
    …+ Knowledge of basic networking protocols, including TCP/IP, UDP, HTTP/HTTPS, SSH, and DNS , and open security standards and projects, including OWASP + Knowledge of ... CVSS and KEV scoring methodology + Knowledge of general attack stages (eg, foot printing and scanning, enumeration, gaining access, escalation of privileges, maintaining access, network exploitation, covering tracks, etc.) + Knowledge of VM scanning, Web… more
    ARSIEM (11/09/25)
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  • Senior Product Manager

    M. C. Dean (Vienna, VA)
    …of network infrastructure, concepts of operation, and protocols such as TCP/IP, DNS , DHCP, SNMP, Syslog, etc. + Demonstrated time management and organization skills ... while working in a fast-paced, multidiscipline team environment. + Strong analytical and problem-solving skills. + Strong communication (oral and written) skills. + Proficiency with workflow and lifecycle management systems (eg Atlassian Jira). **What we… more
    M. C. Dean (11/08/25)
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  • Network Engineer SME

    BAE Systems (Herndon, VA)
    …following Technical Skills + In-depth knowledge of networking protocols (TCP/IP, DNS , DHCP, etc) + Understanding of network architecture, design, and implementation ... + Experience with network security, including firewalls, VPNs, and access control lists (ACLs) + Familiarity with cloud computing (AWS, Azure, Google Cloud, etc) + Familiarity with network virtualization and software definite networking (SDN) Experience +… more
    BAE Systems (11/07/25)
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  • Senior Google Cloud Solutions Engineer

    Tyto Athene (Reston, VA)
    …APIs. + Strong understanding of IP networking and protocols (TCP/IP, DNS , HTTP, SSL/TLS), with hands-on experience implementing and troubleshooting **VPCs, firewall ... rules, load balancing, and secure service communications** . **Preferred:** + **Google Cloud Professional or Associate certifications** are highly desirable + Experience designing and managing CI/CD pipelines and infrastructure automation in Google Cloud using… more
    Tyto Athene (11/04/25)
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  • Senior Manager, Product Management - BOT…

    Capital One (Richmond, VA)
    …products and services (WAF, Botnet Protection, DDoS Mitigation, IPS/IDS, NGFW, DNS Security) + One or more professional certifications in Cybersecurity (CISSP, ... CISM, CCSP, etc.) + Experience solutioning, deploying and managing network security infrastructure within enterprises _At this time, Capital One will not sponsor a new applicant for employment authorization for this position._ The minimum and maximum full-time… more
    Capital One (11/04/25)
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  • Senior SaaS Security Engineer

    CoStar Realty Information, Inc. (Arlington, VA)
    …of truth for SaaS inventory (shadow IT included), integrating procurement, SSO/IDP, network/ DNS /forward proxy, CASB/SSE, SSPM, and expense data. + Define SaaS risk ... tiering and baseline control requirements by data classification and business criticality. **Architecture & Engineering** + Implement and operationalize SSPM and extend existing capabilities in CASB/SSE: continuous posture assessment, misconfiguration… more
    CoStar Realty Information, Inc. (11/04/25)
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  • Network/Systems Engineer (Vaxcom)

    Parsons Corporation (Airlie, VA)
    …and load balancers. + Experience working with network protocols such as TCP/IP, DNS , DHCP, and routing protocols like OSPF and EIGRP. + Experience in writing ... and optimizing database queries. + Certification in computer networking such as Cisco Certified Network Associate (CCNA), Cisco Certified Network Professional (CCNP), or CompTIA Network+. **Security Clearance Requirement:** An active Top Secret SCI w/Polygraph… more
    Parsons Corporation (10/31/25)
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  • NOC Network Analyst I

    Virtual Service Operations (Lorton, VA)
    …equivalent knowledge/experience). + Basic understanding of networking concepts, including TCP/IP, DNS , and VLANs. + Familiarity with network hardware such as routers ... and switches is a plus. + Interest in network monitoring tools (eg, SolarWinds, PRTG, or similar) is preferred. + Strong problem-solving and analytical skills. + Willingness to learn and develop new technical skills. + Good communication skills and ability to… more
    Virtual Service Operations (10/31/25)
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