• Endpoint Security Engineer Lead

    Leidos (Arlington, VA)
    **Description** Leidos has an immediate need for a lead Endpoint Security Engineer for a customer on a highly visible and strategic Cybersecurity Task Order. The ... Security Engineer will need to be a self-starter with excellent...ensure full coverage across all endpoints. + Incident Response: Lead and participate in the investigation and response to… more
    Leidos (11/25/25)
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  • Lead Data Loss Prevention (DLP) Security…

    CoStar Realty Information, Inc. (Arlington, VA)
    Lead Data Loss Prevention (DLP) Security Engineer Job Description **Overview** CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and ... we need more dedicated engineers. We are hiring a ** Lead DLP Engineer ** to design, scale, and...(alert triage, case management, evidence capture, automation) and with SIEM (eg, Microsoft Sentinel) using KQL analytics. + Partner… more
    CoStar Realty Information, Inc. (11/04/25)
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  • Cyber Security Engineer Lead

    ManTech (Springfield, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Cyber Security Engineer Lead ** to join our team in **Springfield, VA.** The Cyber Security ... Engineer Lead is responsible for the detection,...Protection, Vulnerability Scanning, and Security Information and Event Management ( SIEM ) tools. + Mitigation & Remediation: Develop and implement… more
    ManTech (12/11/25)
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  • Cyber AI and Automation Lead

    Tyto Athene (Reston, VA)
    …Submit a Referral (https://careers-gotyto.icims.com/jobs/1564/cyber-ai-and-automation- lead - engineer /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834326889) ... **Description** Tyto Athene is searching for a **Cyber Engineering Lead ** to lead our internal cyber AI and automation product development program. This role is… more
    Tyto Athene (11/05/25)
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  • Lead Adversarial Security Engineer

    Trellix (Richmond, VA)
    **_Job Title:_** Lead Adversarial Security Engineer **About** **Trellix:** **Trellix, the trusted CISO ally, is redefining the future of cybersecurity and ... . **_Role Overview:_** Trellix is seeking an Adversarial Security Engineer to lead the evolution of its...proficient in writing, tuning, and validating detection logic in SIEM and EDR platforms. + Your knowledge of automation… more
    Trellix (11/21/25)
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  • Senior CrowdStrike Falcon Endpoint Security…

    AIG (Reston, VA)
    …customers to manage risk. Join us as a Senior CrowdStrike Falcon Endpoint Security Engineer to play your part in that transformation. It's an opportunity to grow ... you will create an impact The Senior CrowdStrike Falcon Endpoint Security Engineer will be part of AIG's Enterprise Information Security Organization, responsible… more
    AIG (10/24/25)
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  • Lead IT Systems Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Lead IT Systems Engineer ** to join our team in **Chantilly, VA.** **Responsibilities include but ... applications, including collaboration tools, Systems Information and Event Monitoring ( SIEM ) products, directory services, and automation technologies. + Identifying… more
    ManTech (12/03/25)
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  • Cyber Security Engineer

    Shuvel Digital (Arlington, VA)
    Title: Cyber Security Engineer Type: Contract Location: Arlington, VA Clearance: Active Secret. Must be able to obtain TS/SCI and DHS suitability prior to starting ... employment. Description: The successful Cyber Security Engineer applies current analytical and logical thinking to the...accidental or intentional loss of data, and unauthorized modification. Lead cyber security teams working with a variety of… more
    Shuvel Digital (09/25/25)
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  • Hybrid Cyber Security Engineer

    Shuvel Digital (Arlington, VA)
    Hybrid Cyber Security Engineer Type: Contract Location: Arlington, VA Work Auth: USC Clearance: Active Secret. Must be able to obtain TS/SCI and DHS suitability ... degree level education. Rate: Market Description: The successful Cyber Security Engineer applies current analytical and logical thinking to the design, architecture,… more
    Shuvel Digital (09/25/25)
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  • Senior Security Operations Engineer - Ctj…

    Microsoft Corporation (Reston, VA)
    …the security engineering team. We are looking for a **Senior Security Operations Engineer ** who will help build and run the next generation of security services ... Center (SOC) detection, threat analytics, security incident and event management ( SIEM ), information technology (IT), or operations incident response OR Master's… more
    Microsoft Corporation (12/11/25)
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