• Network Security Engineer /Architect

    GovCIO (Alexandria, VA)
    **Overview** GovCIO is seeking a highly specialized F5 Big-IP Network Security Engineer /Architect to serve as the subject matter expert for our application ... of how they integrate within a broader ecosystem of security and network services . This hybrid position...(APM), integrating with Two-Factor (2FA) and Multi-Factor Authentication (MFA) services to enforce strong authentication + Global … more
    GovCIO (12/24/25)
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  • TS/SCI Sr. Network Engineer

    Insight Global (Mount Vernon, VA)
    Job Description Insight Global is looking for a Sr. Network Engineer to support one of our large federal clients on a long-term DoD contract. This person will ... are not limited to: Install, configure, and maintain customer network infrastructure and security stack as part of a global enterprise. Troubleshoot networking… more
    Insight Global (01/16/26)
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  • Tealeaf Security Engineer

    General Dynamics Information Technology (Falls Church, VA)
    …Seize your opportunity to make a personal impact as a **Tealeaf Security Engineer ** supporting the United States Postal Service . GDIT is your place to make ... code for our government customer, the United States Postal Service . **HOW A TEALEAF SECURITY ENGINEER...told us they value most. We are GDIT. A global technology and professional services company that… more
    General Dynamics Information Technology (12/17/25)
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  • Network Engineer Senior ( Security…

    General Dynamics Information Technology (Fort Belvoir, VA)
    …+ Cisco Certified Network Professional - Enterprise + Palo Alto Networks Certified Network Security Engineer + ​ **Location** : On Customer Site + **Additional** ... related experience **US Citizenship Required:** Yes **Job Description:** **Network Engineer Senior ( Security ) - TS/SCI required** Transform...told us they value most. We are GDIT. A global technology and professional services company that… more
    General Dynamics Information Technology (12/09/25)
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  • Lead Information Security Engineer

    Lumen (Herndon, VA)
    …shape the future. **The Role** This position is a senior role implementing Managed Security Services (MSS) in a Federal Security Operations Center (FedSOC) ... worldwide DDoS threats and issue posture and assessment reports This Lead Information Security Engineer position operates in a supportive role implementing … more
    Lumen (01/09/26)
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  • Network Security Engineer (Splunk)…

    General Dynamics Information Technology (Herndon, VA)
    …provider of cyber security services to the customer. **HOW A NETWORK SECURITY ENGINEER WILL MAKE AN IMPACT** + Communicate with team leaders and senior ... opportunity to make a personal impact as a Network Security Engineer supporting customer activities. GDIT is...told us they value most. We are GDIT. A global technology and professional services company that… more
    General Dynamics Information Technology (12/15/25)
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  • Senior Security Engineer

    CoStar Realty Information, Inc. (Arlington, VA)
    Senior Security Engineer Job Description **Overview** CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate ... section grows, so will the tools and the **Senior Security Engineer ** will be the person charged...application, database) for existing and newly acquired businesses or services + Team expert on Mitre Att&ck, tools, techniques,… more
    CoStar Realty Information, Inc. (10/24/25)
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  • CBP GCP Platform Engineer (Mid-Level)

    Insight Global (Broad Run, VA)
    Job Description Insight Global 's client is a data technology business specializing in the management, application, storage, and usage of business data. Partnering ... looking for a highly skilled Google Cloud Platform (GCP) Engineer to design, build, and maintain our core cloud...go-to expert for all things related to GCP's foundational services , ensuring our platform is scalable, secure, and reliable.… more
    Insight Global (12/27/25)
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  • .NET Engineer - INTL Brazil

    Insight Global (Richmond, VA)
    Job Description Insight Global is seeking a skilled .NET Engineer to support one of our best financial customers. The work authorization is not specified and the ... servicing operations by decomposing the legacy .NET monolith into scalable, maintainable services using Golang, AWS serverless, and React. You'll work with both… more
    Insight Global (12/04/25)
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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...insurance + Virtual and in person mental health counseling services for individuals and family + Commuter and parking… more
    CoStar Realty Information, Inc. (11/04/25)
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