• Lead , Information Security Systems…

    L3Harris (Ashburn, VA)
    …in the interest of national security. Job Title: Anti-Tamper System Security Engineer (Secret Security Clearance) Job Code: 30715 Job Location: Ashburn, VA Job ... Relocation assistance available to qualified applicants Essential Functions: + Lead the development and implementation of Anti-Tamper (AT) measures throughout… more
    L3Harris (11/01/25)
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  • Lead Transition Engineer

    KBR (Chantilly, VA)
    Title: Lead Transition Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology ... critical role - protecting our national security. KBR has an opportunity for a Lead Transition Engineer to guide, and provide Systems Engineering and Technical… more
    KBR (11/07/25)
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  • RF Spectrum Policy Engineer , Lead

    Huntington Ingalls Industries (Arlington, VA)
    …interests in cyberspace and anticipate emerging threats. Our capabilities in cybersecurity , network architecture, reverse engineering, software and hardware ... Job Description HII, Mission Technologies is seeking an RF Spectrum Policy Engineer , Lead to provide direct support to our government customer,… more
    Huntington Ingalls Industries (12/12/25)
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  • Lead Engineer - Public Sector

    Lumen (Richmond, VA)
    …us as we digitally connect the world and shape the future. **The Role** The Lead Engineer will be supporting the Public Sector Solution Integration team and its ... bridges, and other devices. *Supports acquisition and implementation of hardware and software as well as subcontractor services. *Acts as a primary consultant to… more
    Lumen (12/10/25)
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  • Cyber Security Implementation Engineer

    CACI International (Springfield, VA)
    …infrastructure and applications running on Windows and Linux operating systems + Engineer and implement cybersecurity solutions leveraging cloud services such as ... Cyber Security Implementation Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage… more
    CACI International (11/14/25)
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  • Senior Information Systems Cyber Engineer

    The MITRE Corporation (Mclean, VA)
    …meetings. Mentor and train Jr. ISSOs, consult with other MITRE Departments on cybersecurity concerns. Role & Responsibilities + Lead the design and ... the government create lasting impact in fields as diverse as cybersecurity , healthcare, aviation, defense, and enterprise transformation. We're making a difference… more
    The MITRE Corporation (12/18/25)
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  • Senior Security Systems Engineer

    Cydecor, Inc. (Dahlgren, VA)
    …what separates us. Job Description: Cydecor is seeking a Senior Security Systems Engineer to support cybersecurity and systems engineering for US Naval warfare ... systems and business platforms. We leverage leading-edge secure systems and software development, backed by industry-leading subject matter expertise, and business… more
    Cydecor, Inc. (11/20/25)
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  • Multi-Cloud Engineer /Architect (SME)

    Intelligent Waves (Fort Belvoir, VA)
    …and external mission partners operating in CONUS and OCONUS locations. The Multi-Cloud Engineer /Architect SME will lead the design and deployment of secure, ... cybersecurity , data science, enterprise network & systems engineering, software development, and cognitive human performance. **_ANYTIME. ANYWHERE. ANY DOMAIN._**… more
    Intelligent Waves (11/21/25)
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  • Instrumentation and Controls Engineer

    MPR Associates (Alexandria, VA)
    …Ensure reliable and secure communication between devices, systems, and networks. + Lead efforts to meet regulatory and cybersecurity requirements, such as ... firm, is actively seeking a capable and motivated Instrumentation and Controls (I&C) Engineer - Network Communications to join our team. If you are seeking a… more
    MPR Associates (11/18/25)
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  • Systems Engineer 5

    M. C. Dean (Vienna, VA)
    …to building the next generation of technical leaders in electrical, engineering, and cybersecurity industries. We are seeking a **System Engineer 5** to join ... team responsible for design, implementation, operations & maintenance, and cybersecurity for large complex resilient hardware and virtualized infrastructure to… more
    M. C. Dean (11/26/25)
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