• Cyber Security Engineer IV

    SOS International LLC (Reston, VA)
    …of experience in cyber security or a related field. + Strong understanding of network security , endpoint security , cloud security , and application ... Plan of Action and Milestones (POA&M) and conduct continuous evaluations of system security controls. ** Security Engineering & Architecture ** + Zero-Trust… more
    SOS International LLC (12/31/25)
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  • Security Software Engineer - Red…

    Imagine One Technology & Management (Dahlgren, VA)
    …**for this role.** Imagine One Technology & Management, Ltd. is seeking one (1) Security Software Engineer . This position is contingent upon award of the ... work and will be performed in Dahlgren, Virginia. The Security Software Engineer will be expected to:...and Lynx OS operating systems, Common Object Resource Broker Architecture (CORBA), firewalls and networking protocols. + Understand how… more
    Imagine One Technology & Management (12/24/25)
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  • Senior Principal Offensive Security

    Oracle (Richmond, VA)
    **Job Description** Job Description **Offensive Security Engineer ** Oracle Cloud Infrastructure Group The Oracle Cloud Infrastructure (OCI) Offensive Security ... us! Our ideal candidate is a hardworking and hands-on engineer who cares about security and improves...organization wide improvement in the form of engineering practices, security architecture , operation practices or development practices.… more
    Oracle (12/20/25)
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  • Network Architect Engineer 5

    M. C. Dean (Springfield, VA)
    …and Software Defined Networking. + Experience with deploying and maintaining a multi-enclave network architecture + Understanding security designs for ... performance tuning, troubleshooting, and root cause analysis. + Proficiency in network security principles, including segmentation and compliance standards. +… more
    M. C. Dean (12/19/25)
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  • Senior Principal Cyber Security

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior Principal Cyber Security Engineer ** to join our team in **Chantilly, VA.** This role ... network service provider to develop and maintain network architecture diagrams. + You will evaluate...system security practices, TCP/IP networking, 802.1x, and network security concepts + An active IAT… more
    ManTech (12/13/25)
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  • Principal Cloud Network Engineer

    EchoStar (Herndon, VA)
    …environments + Strong understanding of automation and orchestration tools for simplifying network operations + Knowledge of cloud security best practices, ... the future of connectivity. We're developing and enhancing a unique hybrid network model-combining our advanced, cloud-native 5G core with the nationwide reach of… more
    EchoStar (01/02/26)
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  • Senior SaaS Security Engineer

    CoStar Realty Information, Inc. (Arlington, VA)
    Senior SaaS Security Engineer Job Description **Overview** CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate ... edge in real estate. We're hiring a **Senior SaaS Security Engineer ** to help us evolve our...for SaaS inventory (shadow IT included), integrating procurement, SSO/IDP, network /DNS/forward proxy, CASB/SSE, SSPM, and expense data. + Define… more
    CoStar Realty Information, Inc. (11/04/25)
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  • Network and Digital Service Engineer

    The MITRE Corporation (Mclean, VA)
    …researching, developing, and applying advanced technologies in core areas such as: + Enterprise Network Engineering + Network Security + Network Modeling ... Design & Strategy: Partner with teams to create technical architecture , frameworks, and artifacts covering network , cloud,...concepts, and the ServiceNow platform. + Foundational knowledge of network and network security fundamentals… more
    The MITRE Corporation (12/23/25)
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  • Principal Systems Engineer

    General Dynamics Information Technology (Langley AFB, VA)
    …**Job Family:** IT Infrastructure and Operations **Skills:** Building Architecture ,Distributed Common Ground System (DCGS), Network Infrastructures,Systems ... to information technology needs through new and existing applications, systems architecture , and network systems and applications infrastructure. + Deliver… more
    General Dynamics Information Technology (01/08/26)
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  • Network Engineer

    Oneida Technical Solutions (Chantilly, VA)
    …Cisco switching and routing, Visio to support building multiple views of network architecture , F5, VMWare, Microsoft, Citrix, Cisco VOIP, Cisco ISE, ... and forecasts including Change Management submittals. Knowledge of Cloud Architecture and Air Force SIPRnet network operations....Splunk, Palo Alto, security appliances, firewalls, IDS/IPS + Familiarity with Air Force… more
    Oneida Technical Solutions (10/31/25)
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