• Senior Cyber Security Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior Cyber Security Engineer ** to join our team in **Chantilly, VA** . Senior Cyber Security ... Engineers are responsible for the quality of cyber security -related solution delivery, development, testing, and deployment in support of cyber security efforts.… more
    ManTech (12/11/25)
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  • Senior Systems Security Engineer

    EPS Corporation (Dahlgren, VA)
    …employer. Qualified candidates will be considered without regard to legally protected characteristics. Type of Security Clearance Required Top Secret ... Senior Systems Security Engineer - (760) Share this...Senior Systems Security Engineer - (760) Share this job as a...with TEMPEST testing and system audits. Requirements + ACTIVE TOP SECRET + Six (6) yearsof professional… more
    EPS Corporation (11/13/25)
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  • Cyber Security Engineer III

    Virtual Service Operations (Arlington, VA)
    Cyber Security Engineer III * Arlington, VA...lieu of degree Requirements + Must possess an active TS /SCI security clearance + Must be within ... the next steps in your career as a Cyber Security Engineer III? Let's chat and see...is actively seeking a talented individual with an active TS /SCI clearance to design and implement cybersecurity architectures that… more
    Virtual Service Operations (12/11/25)
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  • Data Security Engineer

    BOOZ, ALLEN & HAMILTON, INC. (Arlington, VA)
    Data Security Engineer Key Role: Architect, deploy, and configure data security solutions across various clients for DoD, IC, and civilian federal clients. ... 3+ years of experience designing, deploying, and configuring data security solutions + Experience with data security ...infrastructure + Experience documenting and diagraming technical architectures + Top Secret clearance + HS diploma or… more
    BOOZ, ALLEN & HAMILTON, INC. (01/04/26)
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  • Staff Information Security Engineer…

    Zscaler (Mclean, VA)
    …action. **What We're Looking for (Minimum Qualifications)** + US citizenship with an active US Top Secret ( TS ) clearance (must be maintained) + 5+ years of ... across multiple government departments. We are looking for a Staff Information Security Engineer who will report to the Senior Manager of Information Security… more
    Zscaler (01/06/26)
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  • Federal Incident Response Lead (Principal…

    Zscaler (Mclean, VA)
    …team. **What We're Looking for (Minimum Qualifications)** + **US Citizenship and an active US Secret Security Clearance ( Top Secret preferred), with a ... looking for a Federal Incident Response Lead (Principal Information Security Engineer ) to join our team. This...+ Experience operating in US government cloud regions (AWS GovCloud/ Secret or Azure Government/DoD/ Secret ) with DoD IL5/IL6… more
    Zscaler (01/11/26)
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  • Federal Security Platforms Lead (Principal…

    Zscaler (Mclean, VA)
    …quickly. **What We're Looking for (Minimum Qualifications)** + **US Citizenship and an active US Secret Security Clearance ( Top Secret preferred), with a ... We are looking for a Federal Security Platforms Lead (Principal Information Security Engineer ) to join our Enterprise Security team. This is… more
    Zscaler (01/11/26)
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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 ... all system lifecycle phases. + Stay current with emerging security threats and technologies. Mandatory Skills + ** TS... security threats and technologies. Mandatory Skills + ** TS /SCI with Polygraph Required Day 1** + Bachelor's degree… more
    Nightwing (12/30/25)
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  • Information Systems Security…

    TekSynap (Chantilly, VA)
    … Engineerto join our team supporting the Space Development Agency. The Information Systems Security Engineer will act as liaison to prepare, review and update ... **Responsibilities & Qualifications** **RESPONSIBILITIES** + TheInformation Systems Security Engineeris expected tobe able to: + Support Engineering and Operations… more
    TekSynap (12/06/25)
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  • Chief Cyber Security Engineer

    Virtual Service Operations (Arlington, VA)
    Chief Cyber Security Engineer * Arlington, VA (http://maps.google.com/maps?q=Arlington+VA+USA) Description Are you looking to take the next steps in your career ... as a Chief Cyber Security Engineer ? Let's chat and see if...as a Chief Cyber Security Engineer ? Let's chat and see if we are a...lieu of degree Requirements + Must possess an active TS /SCI security clearance + Must be within… more
    Virtual Service Operations (12/09/25)
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