• ACAS Engineer - Active Top Secret Clearance…

    ENS Solutions (Norfolk, VA)
    …of enterprise computer systems. Engineer , design, develop, and implement enterprise network cyber defense capabilities to prevent sophisticated cyber ... competency area of Identity, Credential and Access Management (ICAM), Software Development, Cyber and Network Security , System Engineering, Program/Project… more
    ENS Solutions (09/27/25)
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  • Network Engineer

    SAIC (Springfield, VA)
    …in computer science/computer engineering related discipline and 14+ years IT security / network engineering support experience (Engineering, network ... This is a senior position within the Vanguard 2025 contract providing network engineering team within engineering office, providing network engineering expertise… more
    SAIC (11/11/25)
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  • Cleared Senior Information Systems Security

    Virtual Service Operations (Lorton, VA)
    …secure enclaves at the edge. You'll deliver enterprise services and cyber network defense capabilities. As aSenior Information System Security Engineer ... Cleared Senior Information Systems Security Engineer (ISSE) L4 * Lorton,...vulnerabilities, compliance gaps, and recommend mitigations. + Architect and engineer innovative solutions to support ongoing Cyber more
    Virtual Service Operations (11/09/25)
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  • Security Engineer -US Citizen Secret…

    NTT DATA North America (Newport News, VA)
    …inclusive, adaptable, and forward-thinking organization, apply now. We are currently seeking a Security Engineer -US Citizen Secret Clearance to join our team in ... United States (US). We are looking for a dedicated Network Security Specialist to join our growing...candidate will be responsible for monitoring and maintaining our cyber security tools, researching vulnerabilities, risks, and… more
    NTT DATA North America (10/02/25)
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  • Security Engineer II

    Trustmark (Richmond, VA)
    …bring the best to our colleagues, clients and communities. We are seeking a highly skilled Cyber Security Engineer to join our team and play a pivotal role ... security requirements as well as develop detailed cyber security designs. **Responsibilities:** + Design, implement,...and standards (eg, NIST, ISO 27001). + Proficiency in network security , systems security , application… more
    Trustmark (09/20/25)
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  • Senior Information Security Engineer

    Lumen (Richmond, VA)
    …and shape the future. **The Role** Lumen Technologies is seeking a Senior Information Security Engineer who can help design, engineer , build, deploy, and ... experience in Linux system administration, virtualization, configuration, and support within a security context. + Strong background in network design, support,… more
    Lumen (11/15/25)
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  • Security Intelligence Engineer

    Amazon (Arlington, VA)
    …identity management and authentication, software development, cryptography, system administration and network security experience - 2+ years of scripting, ... indicators to generate actionable intelligence and insight into current threats. As a Security Intelligence Engineer , you will help enhance our capabilities by… more
    Amazon (11/05/25)
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  • Senior Security Engineer

    General Dynamics Information Technology (Fairfax, VA)
    …build strong lines of cyber defense using cutting-edge technologies. Your work in cyber security at GDIT will have an impact on securing our clients' ... are our differentiator. We are seeking a highly skilled Cyber Security Analyst Advisor to join our...+ Conduct root cause analysis focusing on resource and network utilization. + Perform system patching and vulnerability identification.… more
    General Dynamics Information Technology (11/13/25)
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  • Senior Information System Security

    ManTech (Quantico, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior Information System Security Engineer (ISSE)** to join our team in **Quantico, VA.** ... system components as needed. + Design, develop, and implement network security measures that provide confidentiality, integrity, availability, authentication,… more
    ManTech (11/12/25)
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  • Security Infrastructure Engineer

    Leidos (Alexandria, VA)
    **Description** As a Security Engineer on our team, you will operate and maintain network security infrastructure utilized by a team of cybersecurity ... procedures and tactics, techniques, and procedures (TTPs) + Maintain complete and current network and elevation diagrams for all managed security equipment +… more
    Leidos (11/15/25)
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