• Cybersecurity Engineer - Zero

    CACI International (Chantilly, VA)
    Cybersecurity Engineer - Zero Trust Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee ... aligned with government regulations, ensuring data availability and compliance with Zero Trust security measures. Your knowledge of strong authentication… more
    CACI International (12/05/25)
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  • Illumio Zero Trust Segmentation…

    ENS Solutions (Reston, VA)
    …across security, cloud, and executive leadership. We are seeking an experienced Illumio Zero Trust Segmentation Platform Engineer to lead the design, ... You will directly shape our enterprise Zero Trust program, influence architectural decisions,...and enterprise security playbooks. Requirements + 5+ years in cybersecurity , cloud security, or infrastructure engineering. + 3+ years… more
    ENS Solutions (12/13/25)
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  • Illumio Zero Trust Segmentation…

    BOOZ, ALLEN & HAMILTON, INC. (Reston, VA)
    Illumio Zero Trust Segmentation Platform Engineer Key Role: Lead the design, deployment, configuration, and optimization of Illumio Core and Illumio Edge ... virtualized, and cloud environments. Support the architecting and implementation of Zero T rus t Segmentation policies , including application dependency mapping,… more
    BOOZ, ALLEN & HAMILTON, INC. (12/30/25)
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  • Endace Platform Engineer

    BOOZ, ALLEN & HAMILTON, INC. (Reston, VA)
    …packet analytics, and telemetry architecture, combined with hands-on familiarity supporting Zero Trust visibility and segmentation strategies. This role owns ... Endace Platform Engineer The Opportunity: We are seeking a seasoned...SIEM or SOAR, detection engineering, analytics tooling, and broader Zero Trust security controls. You will lead… more
    BOOZ, ALLEN & HAMILTON, INC. (12/30/25)
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  • Cyber Systems Security Engineer Sr.

    Gromelski & Associates, Inc. (Manassas, VA)
    …and empower critical Department of Defense (DoD) assets. Looking for an experienced cybersecurity engineer with strong technical depth and a leadership mindset. ... security posture. . Proficiency with security concepts, models and methods, eg, zero trust architecture and maturity model, multi-factor authentication. **_Cyber… more
    Gromelski & Associates, Inc. (12/05/25)
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  • Endace Platform Engineer - Active TS/SCI…

    ENS Solutions (Reston, VA)
    …packet analytics, and telemetry architecture, combined with hands-on familiarity supporting Zero Trust visibility and segmentation strategies. This role owns ... the platform with SIEM/SOAR, detection engineering, analytics tooling, and broader Zero Trust security controls. Responsibilities include leading the design,… more
    ENS Solutions (12/13/25)
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  • Arkime Engineer - Active TS/SCI with CI…

    ENS Solutions (Reston, VA)
    …capability. The ideal candidate combines hands-on Arkime expertise with strong Zero Trust engineering principles to support threat detection, forensics, ... Design packet capture strategies aligned to network topology, mission requirements, and Zero Trust monitoring needs. + Develop and automate deployment workflows… more
    ENS Solutions (12/13/25)
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  • Cyber Security Engineer IV

    SOS International LLC (Reston, VA)
    …reference architectures for endpoints, networks, identity, and cloud workloads aligned with zero - trust principles. + Cloud Security: Engineer guardrails ... security missions worldwide. **Job Description** SOSi is seeking an experienced Cybersecurity Engineer to join our team at SOS International in Reston, VA.… more
    SOS International LLC (12/31/25)
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  • ACAS Engineer - Active Top Secret Clearance…

    ENS Solutions (Reston, VA)
    …sophisticated cyber threats. Understand the fundamentals of layered defense and zero trust technologies. Prevent adversary network threats, identify advanced ... analytics, machine learning, artificial intelligence, or anomaly detection + Experience with Zero - Trust Architecture + Experience with DevSecOps, CI/CD, IaC and… more
    ENS Solutions (12/27/25)
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  • Mid-Level Modeling and Simulation Engineer

    KBR (Chantilly, VA)
    Title: Mid-Level Modeling and Simulation Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced ... of engineering, logistics, operations, science, program management, mission IT and cybersecurity solutions. + Collaborative Environment: Be part of a dynamic team… more
    KBR (12/16/25)
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  • Trellix Endpoint DLP Engineer - Active…

    ENS Solutions (Reston, VA)
    …classification, tagging, and secure data-handling practices. Align DLP implementations with Zero Trust , privacy, and enterprise data protection strategies. ... controls as a Trellix Endpoint Data Loss Prevention (DLP) Engineer . Serve as the technical owner for Trellix EDR/DLP...Requirements + 4+ years of experience in cybersecurity engineering, data protection, or endpoint security + 2+… more
    ENS Solutions (12/13/25)
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  • Mid-Level SIGINT System Engineer

    KBR (Chantilly, VA)
    Title: Mid-Level SIGINT System Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology ... of engineering, logistics, operations, science, program management, mission IT and cybersecurity solutions. + Collaborative Environment: Be part of a dynamic team… more
    KBR (01/09/26)
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  • Senior Launch Integration and Operations…

    KBR (Chantilly, VA)
    Title: Senior Launch Integration and Operations Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and ... of engineering, logistics, operations, science, program management, mission IT and cybersecurity solutions. + Collaborative Environment: Be part of a dynamic team… more
    KBR (11/07/25)
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  • Senior SIGINT Systems Engineer

    KBR (Chantilly, VA)
    Title: Senior SIGINT Systems Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology ... of engineering, logistics, operations, science, program management, mission IT and cybersecurity solutions. + Collaborative Environment: Be part of a dynamic team… more
    KBR (12/16/25)
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  • Lead Network and Infrastructure Engineer

    ManTech (Herndon, VA)
    …+ Certifications: CCNP, CISSP, CEH, JNCIP, or similar + Experience with SD-WAN, Zero Trust architecture, or hybrid-Cloud networking + Knowledge of federal ... **MANTECH** seeks a motivated, career and customer-oriented **Lead Network and Infrastructure Engineer ** to join our team in **Herndon, VA.** The Lead Network and… more
    ManTech (01/08/26)
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  • PKI Engineer - Active TS/SCI with CI Poly

    ENS Solutions (Reston, VA)
    As an IAM engineer , you'll play a critical role in the world of IAM and Zero Trust . In this role, you'll support large-scale IAM projects for our clients. ... their tracks. Requirements + 3+ years of experience with PKI in cybersecurity + Experience with Active Directory Certificate Services + Experience implementing and… more
    ENS Solutions (01/01/26)
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  • Cyber Security Specialist (ISSO)

    CACI International (Ashburn, VA)
    …Implement Cybersecurity vulnerability/A&A hardening testing + Optimize - Cybersecurity development environment certification + Architect & Engineer security ... practices and tools to enhance defense-in-depth + Identify, assess, and recommend zero -day cyber threat remediation + Address Cybersecurity issues to help… more
    CACI International (01/08/26)
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  • Information Systems Security Officer (Cloud)

    Tetrad Digital Integrity LLC (Ashburn, VA)
    …and AI-enabled systems. + Ensure cloud-based systems and AI applications align with Zero Trust principles and customer policy. + Lead technical security ... Tetrad Digital Integrity (TDI) is a leading-edge cybersecurity firm with a mission to safeguard and...(CASP+) + Cloud certifications (AWS Certified Security, Azure Security Engineer Associate, Google Professional Cloud Security Engineer ).… more
    Tetrad Digital Integrity LLC (01/07/26)
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  • Systems Administrator

    BAE Systems (Sterling, VA)
    …System Administrator/ Engineer (RHCSA/RHCE) + Microsoft Certified: Windows Server Administration/ Engineer + Experience with zero - trust security models ... with the tools, skills and training they need to succeed. We are all about trust , camaraderie and a shared ambition to lead the world in defense technologies and… more
    BAE Systems (12/09/25)
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  • SIGINT Outreach Lead

    KBR (Chantilly, VA)
    …of engineering, logistics, operations, science, program management, mission IT and cybersecurity solutions. + Collaborative Environment: Be part of a dynamic team ... contract award KBR is seeking a Chief SIGINT Outreach Engineer with strong engineering skills in SIGNALS and RF...to US Government decision-makers. This is a position of trust advising the US Government and supporting critical missions… more
    KBR (11/07/25)
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