• Principal Cybersecurity…

    Mercury Systems (Arlington, VA)
    …the organization is evolving with the threat landscape. The Principal Security Engineer is expected to contribute to the cybersecurity strategy with security ... Req. Number 25-361 Job Description Job Summary: The Principal Security Engineer is responsible for implementing, maintaining, monitoring and managing secure… more
    Mercury Systems (06/24/25)
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  • Principal Cyber Engineer

    Leidos (Chantilly, VA)
    …Solutions Division (MDS) within the Leidos National Security Sector is seeking a skilled Principal Cyber Engineer to join a new cyber security program and play ... of IT managed security services, which encompasses support to monitor the cybersecurity threat and security posture situational awareness for the enterprise. This… more
    Leidos (06/30/25)
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  • Principal Systems Engineer

    Shuvel Digital (Dulles, VA)
    Job Title: Principal Systems Engineer Location: Dulles, VA - Hybrid Duration: Contract Clearance: Active Secret. Must be able to obtain DHS Suitability. Must be ... capabilities to address emerging threats. We are seeking a Principal Systems Engineer to assess, design, and...project leadership in support of a large, leading edge cybersecurity system * Coordinating teams in the development, integration,… more
    Shuvel Digital (06/26/25)
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  • Principal Security Engineer

    Navy Federal Credit Union (Vienna, VA)
    Overview We are looking for a Senior-level Automation / Integration Engineer that can come in to take ownership of day-to-day operations. This role will be ... responsible for pioneering innovative automations to support a cybersecurity ecosystem. This will require thinking outside of the box, looking at existing gaps,… more
    Navy Federal Credit Union (07/16/25)
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  • Principal Cyber Security Engineer

    ManTech (Chantilly, VA)
    **Mantech** seeks a motivated and customer-focused ** Principal Cyber Security Engineer ** to join our team in **Chantilly, VA** . In this role, you will help ... design, implement, and sustain mission-driven cybersecurity solutions that enable secure enterprise operations. You will provide technical leadership and hands-on… more
    ManTech (06/28/25)
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  • Cyber DLP Engineer , Principal…

    Capital One (Mclean, VA)
    Cyber DLP Engineer , Principal Associate (Remote-Eligible) Capital One's Cyber organization is seeking a Principal Associate, Cyber Technical to join the Data ... working in and/or managing multiple high-visibility and high-impact enterprise cybersecurity projects with cross-functional teams while maintaining superior results… more
    Capital One (07/10/25)
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  • Principal Site Reliability Engineer…

    Palo Alto Networks (Reston, VA)
    …At Palo Alto Networks(R) everything starts and ends with our mission: Being the cybersecurity partner of choice, protecting our digital way of life. Our vision is a ... who are as committed to shaping the future of cybersecurity as we are. **Who We Are** We take...is one of the biggest GCP customers. As a Principal SRE, you'll be at the forefront of building… more
    Palo Alto Networks (07/05/25)
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  • Principal Integration Engineer

    Leidos (Chantilly, VA)
    …Solutions Division (MDS) within the Leidos National Security Sector is seeking a skilled Principal Integration Engineer to join a new cyber security program and ... of IT managed security services, which encompasses support to monitor the cybersecurity threat and security posture situational awareness for the enterprise. This… more
    Leidos (06/30/25)
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  • Principal Cyber Engineer

    Leidos (Chantilly, VA)
    …Solutions Division (MDS) within the Leidos National Security Sector is seeking a skilled Principal Cyber Engineer to join a new cyber security program and play ... of IT managed security services, which encompasses support to monitor the cybersecurity threat and security posture situational awareness for the enterprise. This… more
    Leidos (06/28/25)
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  • Senior Principal Machine Learning…

    Cisco (VA)
    …careers and how you can become a part of our journey! Role: As the Senior Principal Machine Learning Engineer in the Artificial Intelligence group, you will be a ... models and algorithms that drive our product's key use cases in the cybersecurity and observability domains. + Collaborate with product managers to translate the… more
    Cisco (06/13/25)
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