• Staff Information Security Engineer

    Zscaler (Mclean, VA)
    …and agility with a cloud-first strategy. We are looking for a Staff Information Security Engineer who will operate as a vulnerability management engineer ... **What Will Make You Stand Out (Preferred Qualifications)** + DoD 8570/8140 IAT Level II certification (eg, Security + CE, GSEC, SSCP, CySA+) + Understanding of… more
    Zscaler (10/11/25)
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  • Principal Cyber Security Engineer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer -oriented **Principal Cyber Security Engineer ** to join our team in **Chantilly, VA.** This role supports ... general operating system security practices, TCP/IP networking, 802.1x, and network security concepts + IAT Level II certification (GSEC, Security +,… more
    ManTech (12/13/25)
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  • Cyber Security Engineer (Elastic…

    CACI International (Hampton, VA)
    Cyber Security Engineer (Elastic SME) Job Category:...of related experience + DOD 8140 (8570) IAT Level II ( Security + or equivalent) _Desired:_ + AF ... **The Opportunity:** Join our dynamic team as a Cyber Security Engineer at the DCGS Management Center...be part of a high-performing group dedicated to our customer 's missions and driven by a higher purpose -… more
    CACI International (12/24/25)
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  • Senior Principal Cyber Security

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer -oriented **Senior Principal Cyber Security Engineer ** to join our team in **Chantilly, VA.** This role ... include but are not limited to:** + You will engineer , design, implement, integrate, and sustain Comply-to-Connect (C2C) deployment... security practices, TCP/IP networking, 802.1x, and network security concepts + An active IAT Level II more
    ManTech (12/13/25)
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  • 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 ... IAT Level II certification within 6 months of hire (eg, Security +, GSEC, SSCP) **Preferred Qualifications:** + Experience with Ansible and writing automation… more
    ManTech (12/11/25)
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  • Staff Information Security Engineer

    Zscaler (Mclean, VA)
    …customers across multiple government departments. We are looking for a Staff Information Security Engineer who will report to the Senior Manager of Information ... Security Engineering to operate as a vulnerability management engineer inside the US Federal IL6 (SCIF) environment. **This...Stand Out (Preferred Qualifications)** + DoD 8570/8140 IAT Level II certification (eg, Security + CE, GSEC, SSCP,… more
    Zscaler (01/06/26)
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  • Senior Information System Security

    ManTech (Chantilly, VA)
    **MANTECH** seek a motivated, career and customer -oriented **Senior Information System Security Engineer ** to join our team in **Washington, DC, Quantico, ... but are not limited to:** + Define IS and Network Environment security requirements in accordance with applicable cybersecurity requirements. + Design security more
    ManTech (01/01/26)
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  • Expert Security Engineer

    Amentum (Springfield, VA)
    …, & Intel space? If so, look no further. Amentum is seeking an **Expert Security Engineer ** to join our team of passionate individuals in **Springfield, VA** . ... security compliance objectives * Conduct and review security scans * Track and mitigate customer ...Security Professional (CISSP), CompTIA CASP, or other IAT II Certification * Extensive experience with Security more
    Amentum (11/14/25)
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  • Software Developer II

    General Atomics (Chantilly, VA)
    …and that's where you come in! GA-Intelligence is looking for a Software Engineer to join our federal team to develop scalable, high-performant cloud-based computer ... to verify and validate functionality + Maintain existing capabilities deployed to customer facilities and cloud environments including debugging and updating to keep… more
    General Atomics (12/11/25)
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  • Information System Security Engineer

    GCyber (Alexandria, VA)
    GCyber is seeking an Information System Security Engineer , to support a government customer . The ISSO will be responsible for maintaining compliance, ... ensuring operational security posture, and coordinating security documentation and...199/200 frameworks + FISMA compliance requirements + DoD IAM II certification (ie, CASP+ CE, CGRC (formerly CAP), CISM,… more
    GCyber (11/04/25)
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