• Cleared Information Systems Security…

    Virtual Service Operations (Lorton, VA)
    …and compliance gaps. + Engineer unique cybersecurity solutions to support Cyber Threat and Defensive Operations. + Automate security monitoring, threat ... Cleared Information Systems Security Engineer (ISSE) L3 * Lorton,...As an ISSE, you will be responsible for conducting security assessments, engineering secure solutions, automating defensive cyber… more
    Virtual Service Operations (10/04/25)
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  • Cleared Senior Information Systems Security…

    Virtual Service Operations (Lorton, VA)
    …services and cyber network defense capabilities. As aSenior Information System Security Engineer (ISSE), you will provide expert engineering support to ... Cleared Senior Information Systems Security Engineer (ISSE) L4 * Lorton,...vulnerabilities, compliance gaps, and recommend mitigations. + Architect and engineer innovative solutions to support ongoing Cyber … more
    Virtual Service Operations (11/09/25)
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  • Senior Information System Security…

    ManTech (Quantico, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior Information System Security Engineer (ISSE)** to join our team in **Quantico, VA.** ... and Network Environment. + Define IS and Network Environment security requirements in accordance with applicable cybersecurity requirements. +...At least one IASAE Level II or IASAE Level III proficiency **.** + Familiarity with the use and… more
    ManTech (11/12/25)
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  • Security Engineer

    Imagine One Technology & Management (Dahlgren, VA)
    …+ Bachelor's degree desired ** Security Requirements:** + Active DoD Top Secret security clearance 1. One (1) engineer will require a TS/SCI clearance Imagine ... this role.** Imagine One Technology & Management, Ltd. is seeking two (2) ** Security Engineers.** This position is contingent upon award of the associated work and… more
    Imagine One Technology & Management (09/24/25)
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  • Information Systems Security…

    Parsons Corporation (Fort Belvoir, VA)
    …Good verbal and written communication skills **What Desired Skills You'll Bring:** + BA/BS in Cyber Security + DoD 8570 IAT- III certification + Knowledge of ... 75 years of experience, Parsons is uniquely qualified to deliver cyber /converged security , technology-based intellectual property, and other innovative services… more
    Parsons Corporation (09/25/25)
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  • Chief Cybersecurity Engineer

    CACI International (Springfield, VA)
    …in DoD capabilities. + Demonstrated experience leading design and implementation of complex cyber security IT solutions on a large program ($100M+ total contract ... Chief Cybersecurity Engineer Job Category: Engineering Time Type: Full time.... + Bachelor's degree, or higher, in Computer Science, Cyber Security Engineering or IT-related discipline. An… more
    CACI International (11/05/25)
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  • Storage Engineer

    Nightwing (Sterling, VA)
    …(eg, Red Hat Certified System Administrator - RHCSA). + DoD 8570 IAT Level II/ III certifications for roles requiring security clearances. _At Nightwing, we value ... Nightwing provides technically advanced full-spectrum cyber , data operations, systems integration and intelligence mission support services to meet our customers'… more
    Nightwing (09/26/25)
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  • Senior Malware Engineer

    Leidos (Alexandria, VA)
    …system and other operating systems (eg, Linux or Unix); + Demonstrated experience with cyber security related technologies (eg, NIDS, HIDS, IPS, and IDS); + ... has a current job opportunity for a **Senior Malware Engineer ** on the DISA GSM-O program in Alexandria, VA.An...DISA GSM-O program in Alexandria, VA.An active Top Secret security clearance and demonstrated advanced technical ability in reverse… more
    Leidos (10/31/25)
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  • Network 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 and resiliency,...and commercial markets. Nightwing is seeking a cleared Network Engineer in the Herndon area. The selected candidate will… more
    Nightwing (09/23/25)
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  • CSOC Tier 3 Engineer

    General Dynamics Information Technology (Springfield, VA)
    …implement tasks, performing analysis, and building/documenting response activities required during cyber security incident response, to include but not limited ... Requirements:** + Bachelors Degree and 8 years' experience in Cyber Security (CSOS) + **Active TS/SCI, Polygraph**...and notification **Preferred Qualifications:** + Masters degree + IAT III The likely salary range for this position is… more
    General Dynamics Information Technology (11/13/25)
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