• Network Security Engineer Lead

    Chenega Corporation (Fort Belvoir, VA)
    Network Security Engineer Lead Ft. Belvoir, VA Join our Talent Network Network Security Engineer Lead Ft. Belvoir, VA C-CHR-24-042 TheNetwork Security ... systems, and software applications ensuring integration with Information Assurance (IA) security integrity requirements for the enclave. + Install the LAN, WAN,… more
    Chenega Corporation (12/01/25)
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  • Senior Cyber Security Engineer

    V2X (Ashland, VA)
    …challenges with integrity, respect, responsibility, and professionalism. As a Senior Cyber Security Engineer , you will be responsible for overseeing the Risk ... activities planning, implementing and executing overall RMF activities. The Senior Cyber Security Engineer serves as the primary interface between government… more
    V2X (12/04/25)
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  • Senior Information Systems Security…

    Amentum (Warrenton, VA)
    …change. **Responsibilities:** The duties and responsibilities of the **Senior Information System Security Engineer (ISSE)** include, but are not limited to, the ... 8140 IAT Level II or III baseline certifications before a start date: + Level II certs include - CCNA Security , GISCP, GSEC, Security + CE, SSCP + Level… more
    Amentum (01/09/26)
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  • Endpoint Security Engineer

    BOOZ, ALLEN & HAMILTON, INC. (Reston, VA)
    Endpoint Security Engineer Key Role: Design, deploy,...Information Assurance Techni cia n ( IAT ) Level II Certification such as Security + CE, CCNA- ... data protection controls as a Trellix Endpoint Data Loss Prevention ( DLP ) Engineer . Serve as the technical owner for Trellix EDR / DLP components, ensuring… more
    BOOZ, ALLEN & HAMILTON, INC. (12/30/25)
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  • 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 (01/10/26)
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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.** This role supports a ... include but are not limited to:** + You will engineer , design, implement, integrate, and sustain Comply-to-Connect (C2C) deployment...security concepts. + Must possess an IAT Level II certification (GSEC, Security +, SSCP, or CCNA-… more
    ManTech (12/13/25)
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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 the ... 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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  • 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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  • 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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  • Security Infrastructure Engineer

    Leidos (Alexandria, VA)
    **Description** As a Security Engineer on our team, you...DoD TS/SCI clearance + Must have DoD 8570 IAT II or higher certification ( Security + CE or ... will operate and maintain network security infrastructure utilized by a team of cybersecurity analysts...provide payment-related information during any part of the employment application process (ie, ask you for money), nor will… more
    Leidos (11/15/25)
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