• Cyber Security Implementation…

    CACI International (Springfield, VA)
    Cyber Security Implementation Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular ... gateways + Strong technical background with a thorough understanding of cloud infrastructure , security principles, compute, storage, and transport. + Expertise… more
    CACI International (11/14/25)
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  • Lead Information Security Engineer

    Lumen (Herndon, VA)
    …worldwide DDoS threats and issue posture and assessment reports This Lead Information Security Engineer position operates in a supportive role implementing ... for the Lumen managed DDoS product. The Lead Information Security Engineer is expected to perform as...with the installation, turn up and maintenance of Lumen security infrastructure . + Present as technical expert… more
    Lumen (01/09/26)
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  • ISSO/Systems Security Engineer

    UIC Government Services and the Bowhead Family of Companies (Dahlgren, VA)
    **Overview** **ISSO/SYSTEMS SECURITY ENGINEER (RDTE)** Bowhead is seeking a skilled full-time ISSO/Systems Security Engineer to join our team in ... Information Technology (PIT) designation requests, PIT Risk Assessment requests, + Systems Security Engineer will create Plan of Actions and Milestones (POA&M)… more
    UIC Government Services and the Bowhead Family of Companies (01/08/26)
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  • Cyber Security Engineer I/II/III…

    Cambridge International Systems Inc (Norfolk, VA)
    Cyber Security Engineer I/II/III - Top Secret Clearance | Norfolk, VA Cambridge International Systems, Inc. Join a dynamic global team united by shared values: ... security . We are currently seeking a Cyber Security Engineer to support operations in Norfolk,... clearance. + Proficient with modern IT tools and infrastructure technologies + Develops technical solutions to complex problems.… more
    Cambridge International Systems Inc (01/07/26)
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  • Cyber Security Engineer IV

    SOS International LLC (Reston, VA)
    …identity, and cloud workloads aligned with zero-trust principles. + Cloud Security : Engineer guardrails (policies, blueprints, landing zones), encryption, ... 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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  • Sepio Security Engineer

    Leidos (Arlington, VA)
    **Description** We are seeking a highly skilled and motivated Sepio Engineer to join our cybersecurity team. In this pivotal role, you will be responsible for ... designing, implementing, and maintaining security measures, with a specific focus on leveraging the Sepio platform for asset visibility and rogue device mitigation.… more
    Leidos (11/25/25)
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  • Senior Information System Security

    General Dynamics Information Technology (Reston, VA)
    …for enterprise information systems and network architectures as an Information System Security Engineer at GDIT. Here, you'll tailor cutting-edge solutions to ... to protect data flows for a wide range of devices. HOW AN INFORMATION SYSTEM SECURITY ENGINEER WILL MAKE AN IMPACT + Provides technical expertise to ensure… more
    General Dynamics Information Technology (11/21/25)
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  • Senior Microsoft Security Engineer

    Insight Global (Virginia Beach, VA)
    Job Description Insight Global is looking for a Senior Microsoft Security Engineer with deep knowledge and expertise in Microsoft technologies, policies, and ... teams * Provide technical mentorship and training to engineers and contribute to security architecture and infrastructure reviews * Stay current with industry… more
    Insight Global (01/09/26)
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  • Senior Cyber Security Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior Cyber Security Engineer ** to join our team in **Chantilly, VA.** This role supports a ... for professionals with strong technical expertise and a desire to shape the security infrastructure of the future. **Responsibilities include but are not limited… more
    ManTech (12/13/25)
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  • Senior Cyber Security Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior Cyber Security Engineer ** to join our team in **Chantilly, VA** . Senior Cyber Security ... of cybersecurity frameworks and best practices + Familiarity with cloud security and virtualized infrastructure technologies + Ability to troubleshoot… more
    ManTech (12/11/25)
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