• Information Systems Security

    General Dynamics Information Technology (Chantilly, VA)
    …and applications for vulnerabilities, verify protection against adversary intent, and evaluate cyber security processes to protect and defend against our ... Support control implementation assessment and reporting and monitoring processes using cyber security and assessment management systems. + Understanding of… more
    General Dynamics Information Technology (01/02/26)
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  • Tealeaf Security Engineer

    General Dynamics Information Technology (Falls Church, VA)
    …Description:** Seize your opportunity to make a personal impact as a **Tealeaf Security Engineer ** supporting the United States Postal Service. GDIT is your ... At GDIT, people are our differentiators. As a **Tealeaf Security Engineer ** , you will help ensure...outside of business hours + Effectively work within a Security team, and support and collaborate with… more
    General Dynamics Information Technology (12/17/25)
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  • Information System Security Engineer

    BOOZ, ALLEN & HAMILTON, INC. (Langley, VA)
    Information System Security Engineer The Opportunity: As a cyber professional, you know that understanding adversary tactics, techniques, and procedures is ... story to play a part in informing our national cyber defense DoD clients with in-depth expert analysis and...evaluate risk and make meaningful recommendations. You'll help monitor security environments and identify security gaps through… more
    BOOZ, ALLEN & HAMILTON, INC. (01/16/26)
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  • Information Systems Security

    Nightwing (Sterling, VA)
    …commercial markets. Nightwing is seeking a highly skilled and motivated Information Systems Security Engineer (ISSE) to join our DevSecOps team in Herndon. The ... cyber , data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabilities… more
    Nightwing (12/30/25)
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  • Security Engineer - Virginia Beach

    Serco (Hampton, VA)
    …the United States Navy - Serco has a great opportunity for you! This Information Security Test Engineer will be on a dynamic team responsible for testing afloat ... expertise and collaborative skills to make an impact towards our national security homeland defense. **This position is contingent upon your ability to… more
    Serco (01/15/26)
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  • Sepio Security Engineer

    Leidos (Arlington, VA)
    **Description** We are seeking a highly skilled and motivated Sepio Engineer to join our cybersecurity team. In this pivotal role, you will be responsible for ... designing, implementing, and maintaining security measures, with a specific focus on leveraging the...safeguarding our organization's physical and digital assets from evolving cyber threats by ensuring comprehensive device visibility and policy… more
    Leidos (11/25/25)
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  • Network Cybersecurity Engineer (Palo/Cisco)

    General Dynamics Information Technology (Falls Church, VA)
    … missions and operations across the federal government. Own your career as a Cyber Security Engineer /Analyst at GDIT. Here, you'll have the opportunity ... career while impacting our national security in cyber as a Cybersecurity Engineer Senior at...with SIEMs and automated workflows for real-time risk management. Support container and Kubernetes security through secure… more
    General Dynamics Information Technology (01/07/26)
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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 ... and define system security requirements as well as develop detailed cyber security designs. **Responsibilities:** + Design, implement, and maintain … more
    Trustmark (12/20/25)
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  • Endpoint Security Engineer (Trellix…

    CACI International (Hampton, VA)
    support cyber vulnerability penetration assessments. + Provide direct support as a technical representative for ensuring security is integrated ... Endpoint Security Engineer (Trellix Administrator) Job Category:...+ Maintain Tanium software and utilize dashboards to assist Cyber investigations. + Experience with Linux operating systems and… more
    CACI International (01/13/26)
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  • Lead, Information Security Systems…

    L3Harris (Ashburn, VA)
    … domains in the interest of national security . Job Title: Anti-Tamper System Security Engineer (Secret Security Clearance) Job Code: 30715 Job Location: ... 5200.39 for the identification and protection of CPI. + Engineer trustworthy and secure systems in accordance with NIST...and approval processes for COTS, GOTS, and FOSS. + Support security engineering activities, including basis of… more
    L3Harris (11/01/25)
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