• Information System Security

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Information System Security Engineer (ISSE)** to join our team in **Chantilly, VA.** ... + Hold at least one of the following certifications: Certified Information Systems Security Professional (CISSP) (or Associate), CompTIA Advanced Security more
    ManTech (11/29/25)
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  • Senior Information System Security

    ManTech (Huntsville, AL)
    **MANTECH** seek a motivated, career and customer-oriented **Senior Information System Security Engineer ** to join our team in **Washington, DC, Quantico, ... + Hold at least one of the following certifications: Certified Information Systems Security Professional (CISSP) (or Associate), CompTIA Advanced Security more
    ManTech (11/06/25)
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  • Specialist, Information Security

    L3Harris (Greenville, TX)
    … domains in the interest of national security . Job Title: Specialist, Information Security System Engineer Job Code 28626 Job Location: Greenville, Texas ... which requires US citizenship. Job Description: L3Harris Technologies is seeking an Information Security Systems Engineer to join our Sensor Infrastructure… more
    L3Harris (11/21/25)
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  • Specialist, Info Security Systems

    L3Harris (Broomfield, CO)
    …domains in the interest of national security . Job Title: Specialist, Information Security Systems Engineer Job Code: 31060 Job Location: Boulder/North ... integration of systems and networks to maintain system security . Works closely with Government customers...SysML, UAF). + Experience in configuration and use of cyber defense and vulnerability assessment tools such as ACAS… more
    L3Harris (11/12/25)
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  • Senior Security Systems

    Imagine One Technology & Management (Dahlgren, VA)
    …, military system specifications, DoD Cybersecurity policies for both land-based, afloat/tactical systems , or System Security Plan (SSP) CSSE, and the ... Technology & Management, Ltd. is seeking two (2) **Senior Security Systems Engineers** . These positions are... design, developing engineering documentation, application of Model Based System Engineering (MBSE), cyber testing, cyber more
    Imagine One Technology & Management (09/24/25)
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  • Information Systems Security

    Huntington Ingalls Industries (Honolulu, HI)
    …video: https://vimeo.com/732533072 Who We Are HII-Mission Technologies is seeking a Information Systems Security Engineer at our Honolulu, Hawaii location. ... The Information Systems Security Engineer (ISSE) is responsible for the...interpret scan results and implement technical fixes across operating systems + Working knowledge of system logging… more
    Huntington Ingalls Industries (11/18/25)
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  • Network Security Engineer - TS/SCI…

    General Dynamics Information Technology (Herndon, VA)
    …and Data Acquisition (SCADA) **Certifications:** Certified Information Systems Security Professional (CISSP) | International Information System Security ... Certification Consortium (ISC2) - International Information System Security Certification Consortium (ISC2), Certified Network Professional Enterprise (CCNP) |… more
    General Dynamics Information Technology (12/15/25)
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  • Weapon System Integration (WSI) Program…

    V2X (Indianapolis, IN)
    …Overview:** V2X is seeking a Program Chief Engineer for Ground Launched Systems within the Weapons System Integration (WSI) Team in Indianapolis, Indiana. ... With 120 years of successful mission support, we enhance security , streamline logistics, and improve readiness. Aligned around a...Prior Chief Engineer , IPT Lead, or Lead Systems Engineer experience at a major defense… more
    V2X (12/04/25)
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  • Lead, Information Security Systems

    L3Harris (Ashburn, VA)
    cyber domains in the interest of national security . Job Title: Anti-Tamper System Security Engineer (Secret Security Clearance) Job Code: 30715 ... activities. + Use DoD 5200.39 for the identification and protection of CPI. + Engineer trustworthy and secure systems in accordance with NIST 800-160. + Develop… more
    L3Harris (11/01/25)
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  • Senior Specialist, Info Security

    L3Harris (Clifton, NJ)
    cyber domains in the interest of national security . Job Title: Information Security Systems Engineer Job Code: 29342 Job Location: Clifton, NJ Job ... integration of systems and networks to maintain system security . Throughout the lifecycle of ...systems + Experience in configuration and use of cyber defense and vulnerability assessment tools such as ACAS… more
    L3Harris (09/27/25)
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