• Offensive Security Engineer

    CoStar Realty Information, Inc. (Arlington, VA)
    Offensive Security Engineer Job Description **Offensive Security Engineer ** **Overview** CoStar Group (NASDAQ: CSGP) is a leading global provider of ... an invaluable edge in real estate. Evolve our offensive security capabilities to test our internal and external facing...of your disability. You can request reasonable accommodations by calling ### or by sending an email to ###@costargroup.com… more
    CoStar Realty Information, Inc. (07/03/25)
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  • Security Engineer

    ManTech (Herndon, VA)
    ManTech seeks a motivated, career and customer-oriented ** Security Engineer ** to join our team in **Herndon, VA.** We are searching for a highly skilled ** ... Security Engineer ** to design, implement, and maintain...position with ManTech through its online applicant system, please email us at ###@mantech.com and provide your name and… more
    ManTech (05/07/25)
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  • Security Engineer

    ManTech (Herndon, VA)
    ManTech seeks a motivated, career and customer-oriented ** Security Engineer ** to join our team in **Herndon, VA.** The ** Security Engineer ** will design, ... strong technical foundation in cybersecurity, a deep understanding of federal security frameworks, and a proactive approach to protecting mission-critical systems.… more
    ManTech (05/07/25)
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  • Sr Lead IT Systems Security Engineer

    Lumen (Richmond, VA)
    …the world and shape the future. **The Role** The Senior Lead IT Systems Security Engineer is a critical role within our organization, responsible for overseeing ... protocols. + Deep understanding of network attacks, DDoS, malware, phishing, email security , encryption, authentication, log and forensic analysis, IP… more
    Lumen (07/03/25)
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  • Senior Information System Security

    ManTech (Quantico, VA)
    **MANTECH** seek a motivated, career and customer-oriented **Senior Information System Security Engineer ** to join our team **Quantico, VA.** **Responsibilities ... but are not limited to:** + Define IS and Network Environment security requirements in accordance with applicable cybersecurity requirements. + Design security more
    ManTech (07/16/25)
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  • Senior Cyber Security Engineer

    ManTech (Herndon, VA)
    **ManTech** seeks a motivated and mission-focused **Senior Cyber Security Engineer ** to join our team in **Herndon, Virginia** . In this role, you will ... customer stakeholders, and compliance officers to align systems with federal security requirements. This position offers an exciting opportunity for a cybersecurity… more
    ManTech (07/12/25)
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  • Senior Information System Security

    ManTech (Chantilly, VA)
    ManTech is seeking a motivated, career and customer-oriented **Senior Information System Security Engineer (ISSE)** to join our team **in Chantilly, VA.** ... an IS and Network Environment. + Define IS and Network Environment security requirements in accordance with applicable cybersecurity requirements. Design security more
    ManTech (07/03/25)
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  • Security Engineer

    ManTech (Herndon, VA)
    ManTech seeks a motivated, career and customer-oriented ** Security Engineer ** to join our team in **Herndon, VA** to design, implement, and maintain secure ... strong technical foundation in cybersecurity, a deep understanding of federal security frameworks, and a proactive approach to protecting mission-critical systems.… more
    ManTech (06/19/25)
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  • Senior Data Mining and Analytics Engineer

    ICF (Arlington, VA)
    …The successful cleared candidate will act as a Senior Data Mining and Analytics Engineer to support a large federal cyber security analytic program. Your work ... Description ICF International seeks an experienced Senior Data Mining and Analytics Engineer to support the research and development of new cyber analytic… more
    ICF (06/11/25)
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  • Cyber Security Integration Engineer

    CACI International (Fairfax, VA)
    Cyber Security Integration Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: None Employee Type: Regular Percentage of ... * * CACI is currently looking for a Cyber Security Integration Engineer to join our team...communication skills in person, on the phone, and by email . + Ability to work in a hands-on team… more
    CACI International (07/11/25)
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