• Senior Cyber Security Operations Center…

    Nuclear Fuel Services (Lynchburg, VA)
    …unable to resolve the incident. + Actively participate as a member of the Cyber Security Incident Response Team (CSIRT), orchestrating response efforts ... + Mentor and guide team to improve security operations and streamline incident response processes....technical proficiency in cybersecurity tools and technologies, including: + Microsoft 365 security suite (Defender, Sentinel, Intune)… more
    Nuclear Fuel Services (12/30/25)
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  • Lead Security Engineer

    CoStar Realty Information, Inc. (Arlington, VA)
    …of inclusions and participation with all team members + Experience with Microsoft Security tooling (Defender, Sentinel, EOP etc.) a plus + Ability to ... of cyber attackers which you use to drive the overall strategy of the incident response team . + Ability to define and develop platform automations to increase… more
    CoStar Realty Information, Inc. (10/24/25)
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  • Endpoint Security Lead - CrowdStrike

    AIG (Reston, VA)
    …+ Experience with MDR or Falcon Complete programs. + CISSP or other Security certification. + Microsoft Azure or Linux Certifications. + AWS Certifications. ... we do, from underwriting risks to processing claims. The Information Technology (IT) team equips our colleagues with the latest tools to complete their work… more
    AIG (12/07/25)
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  • Cyber Security Engineer IV

    SOS International LLC (Reston, VA)
    …in Reston, VA. This role strengthens SOSi's enterprise and customer-facing security posture across on-prem, Microsoft 365/Azure, and multi-cloud environments ... tailored solutions, tested leadership, and trusted results to enable national security missions worldwide. **Job Description** SOSi is seeking an experienced… more
    SOS International LLC (12/31/25)
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  • AI Security Engineer, Manager

    Deloitte (Richmond, VA)
    …AI-specific attacks (adversarial, prompt injection, data leakage) + Conduct AI-focused security assessments, penetration tests, red/purple team exercises + ... in transaction monitoring systems. + Act as an AI security SME, continuously research emerging threats The team... security regulations (GDPR, DORA). + Azure Cloud security services ecosystem ( Microsoft Sentinel, Azure Monitor,… more
    Deloitte (10/22/25)
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  • Information System Security Eng (ISSE) III

    Global Resource Solutions (Arlington, VA)
    …technical risk of emerging cybersecurity tools and processes + Work as part of a security incident response team as needed + Build operational Operations and ... (SAP) activities.. Essential Duties & Responsibilities: + Lead a team of System Security Engineers and Certification...in one or more of the following supported platforms: Microsoft Windows Server, Active Directory, Red Hat Enterprise Linux… more
    Global Resource Solutions (12/19/25)
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  • Staff Cybersecurity Analyst / Information Systems…

    Northrop Grumman (Fairfax, VA)
    …a culture where your voice is valued and start contributing to our team of passionate professionals providing real-life solutions to our world's biggest challenges. ... is our commitment to missions. In rapidly changing global security environments, Northrop Grumman brings informed insights and software-secure...At Northrop Grumman, you'll have the resources, support, and team to do some of the best work of… more
    Northrop Grumman (01/10/26)
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  • Site Security Manager - Northern VA…

    Parsons Corporation (Centreville, VA)
    security guards at a sensitive site. What You'll Be Doing: + Lead a Security Team in a Data Center Secure environment according to Customer expectations and ... looking for a cleared (Top Secret with polygraph) Site Security Manager to join our team ! In...maintenance of weekly operating schedules and provide after-hours emergency response as required. + Oversee response to… more
    Parsons Corporation (12/23/25)
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  • Endpoint Security Engineer (Trellix…

    CACI International (Hampton, VA)
    …system. + Stay current with emerging threats and vulnerabilities and recommend security improvements. + Demonstrate knowledge of incident response processes ... of Microsoft SQL Server. **Qualifications** _Required:_ + Top Secret/SCI security clearance. + Bachelor's degree in IT Technology, Computer Science, or related… more
    CACI International (01/13/26)
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  • Lead Information System Security Officer…

    General Dynamics Information Technology (Mclean, VA)
    …controls. + Incident Response Support: Enable the ISSM and the incident response team with artifacts, providing in-depth system knowledge and security ... and IT Risk Management **Skills:** Assessment & Authorization (A&A),Continuous Monitoring, Security Audit, Security Compliance Assessment **Certifications:** CompTIA … more
    General Dynamics Information Technology (12/15/25)
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