• Cyber Security Engineer

    Nightwing (Herndon, VA)
    Nightwing provides technically advanced full-spectrum cyber , data operations , systems integration and intelligence mission support services to meet our ... customers' most demanding challenges. Our capabilities include cyber space operations , cyber defense...Day 1** Nightwing is seeking talented candidates for a Cyber Security Engineer to support a global… more
    Nightwing (06/24/25)
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  • Cyber Security Engineer

    SAIC (Reston, VA)
    …Business Group, USG Mission and Information Technology Division, is seeking a ** Cyber Security Engineer ** to provide information security support. This position ... is in **Reston, VA** and requires an **active TS /SCI clearance with Polygraph** . This Customer's office is...global infrastructure and delivery of solutions that drive influence operations . If you have specialized skills in information security… more
    SAIC (06/27/25)
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  • Cyber Network Emulation Engineer

    CACI International (Chantilly, VA)
    Cyber Network Emulation Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph ... to shape the future of intelligence systems? CACI is seeking a talented Network Emulation Engineer to join our team in Herndon, VA. If chosen, as a Network Emulation… more
    CACI International (07/08/25)
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  • Cyber Security Project Engineer

    Acclaim Technical Services (Mclean, VA)
    … workplace among DC area firms and continues to grow. We are actively hiring a Cyber Security Project Engineer with TS /SCI clearance and polygraph to join ... Technology and Solutions Business Unit, working in Mclean, VA. Cyber Operations - Incident Response + Strong...+ Higher education related to the above description. Current TS /SCI with Poly is required. Equal Employment Opportunity /… more
    Acclaim Technical Services (06/19/25)
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  • Cyber Security Engineer (SME)

    Leidos (Reston, VA)
    **Description** **Leidos** has a new and exciting opportunity for Cyber Security Engineer SME in our **National Security Sector's (NSS) Cyber & Analytics ... is responsible for protecting the customer's information systems and networks from potential cyber -attacks. The Cyber Security Engineer must display an… more
    Leidos (06/11/25)
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  • Cyber Security Engineer

    Acclaim Technical Services (Reston, VA)
    …workplace among DC area firms and continues to grow. We are actively hiring a Cyber Security Engineer to join our Mission Technology Division working in Reston, ... This role is responsible for protecting information systems and networks from potential cyber -attacks. The Cyber Security Engineer must display an excellent… more
    Acclaim Technical Services (07/06/25)
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  • Principal Cyber Security Engineer

    ManTech (Chantilly, VA)
    …Knowledge of database and operating system security practices + Understanding of defensive cyber operations + Ability to apply security design principles across ... **ManTech seeks a motivated, career and customer-oriented Principal Cyber Security Engineer ** to join our...not limited to:** + You will be responsible for operations and maintenance of deployed perimeter protection solutions with… more
    ManTech (06/25/25)
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  • Cyber Software Engineer Sr Stf - DSP

    Lockheed Martin (Herndon, VA)
    …This position may be eligible for a $25K sign on bonus for external hires\! Cyber Software Engineer Princ\. \- DSP WHAT WE'RE DOING Lockheed Martin, Cyber ... to step up to one of today's most daunting challenges: the evolving threat of cyber warfare\. As a cyber security professional at Lockheed Martin, you'll protect… more
    Lockheed Martin (07/12/25)
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  • Network Systems Engineer Cyber Opns…

    Nightwing (Sterling, VA)
    Nightwing provides technically advanced full-spectrum cyber , data operations , systems integration and intelligence mission support services to meet our ... customers' most demanding challenges. Our capabilities include cyber space operations , cyber defense and resiliency, vulnerability research, ubiquitous… more
    Nightwing (06/11/25)
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  • Senior Cyber Security Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career-focused **Senior Cyber Security Engineer ** to join our team in **Chantilly, VA** . In this role, you will support system ... assessment, certification, and awareness activities for system and network operations **Minimum Qualifications:** + Bachelor's degree or 4+ years...in lieu of a degree + 7+ years of cyber experience + Experience serving as an Information Systems… more
    ManTech (07/10/25)
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