• Senior Information System Security

    General Dynamics Information Technology (Reston, VA)
    …for enterprise information systems and network architectures as an Information System Security Engineer at GDIT. Here, you'll tailor cutting-edge solutions to ... a wide range of devices. HOW AN INFORMATION SYSTEM SECURITY ENGINEER WILL MAKE AN IMPACT +...services to every major agency across the US government, defense and intelligence community. Our 30,000 experts extract the… more
    General Dynamics Information Technology (11/21/25)
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  • Cloud Security Engineer

    Koniag Government Services (Washington, DC)
    …Harbor Solutions, LLC a Koniag Government Services company, is seeking an experienced Cloud Security Engineer with a TS/SCI clearance to support EHS and our ... Solutions is seeking experienced, motivated, career and customer-oriented Cloud Security Engineer to join our team. The...automation tools. + Demonstrated proficiency in vast array of Cyber Security platforms: Cloud Security more
    Koniag Government Services (11/20/25)
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  • Security Engineer

    CACI International (College Park, MD)
    Security Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... We are looking for a proactive and experienced Technical Security Engineer to join our cybersecurity team....ideal candidate will have a strong background in system security , threat detection, and network defense , with… more
    CACI International (11/08/25)
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  • Senior Embedded Systems Security

    Huntington Ingalls Industries (Wright Patterson AFB, OH)
    …Type: Full Time/Salaried/Exempt Anticipated Salary Range: $87,989.00 - $125,000.00 Security Clearance: Secret Level of Experience: Senior This opportunity resides ... a business group within HII's Mission Technologies division. Warfare Systems comprises cyber and mission IT; electronic warfare; and C5ISR systems. HII works within… more
    Huntington Ingalls Industries (11/27/25)
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  • Security Infrastructure Engineer

    Leidos (Alexandria, VA)
    **Description** As a Security Engineer on our team, you will operate and maintain network security infrastructure utilized by a team of cybersecurity ... technical reports on analytic findings + Familiarity or experience in Intelligence Driven Defense , Cyber Kill Chain methodology, and/or MITRE ATT&CK framework +… more
    Leidos (11/15/25)
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  • SP28 Senior Information System Security

    Amentum (Crane, IN)
    Amentum is looking for a Sr. Information System Security Engineer (ISSE) to support Program Offices within Department of Defense Strategic Systems Programs ... selected that appropriately account for risk to mission regarding the cyber security posture. **Job Duties and Responsibilities:** + Develop and apply… more
    Amentum (11/14/25)
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  • DCO Engineer - Mid Level

    ISYS Technologies (Patrick, SC)
    …Qualifications + Bachelor's degree (hard requirement) with 5 years of technical experience in cyber - defense or cyber security related fields (eg, ... Government. Whether the focus is on space exploration, national security , cyber security , or cutting-edge...to cyber threats and attacks. + Researches cyber defense technologies for best fit based… more
    ISYS Technologies (01/16/26)
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  • Senior Cybersecurity Incident Response…

    CGI Technologies and Solutions, Inc. (Radford, VA)
    …Response Administrator (Information Assurance Engineer - Senior)** **Category:** Cyber Security **Main location:** United States, Virginia, Radford ... services and support to the Army and Department of Defense . As a managed service provider, ALTESS delivers infrastructure,...application security standards and best practices. The engineer will review Army Cyber Tasking Orders… more
    CGI Technologies and Solutions, Inc. (01/07/26)
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  • Senior Specialist, Information Security

    L3Harris (Palm Bay, FL)
    …replacement and vulnerability response projects. + Experience in configuration and use of cyber defense and vulnerability assessment tools such as ACAS and SCC. ... employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security . Job Title: ​Senior… more
    L3Harris (10/26/25)
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  • Weapons Storage and Security System (WS3)…

    BAE Systems (Fort Worth, TX)
    …software performance to identify areas for improvement, including those related to cyber - security and nuclear surety + Develop and maintain software engineering ... experience + Experience with software systems engineering in a defense or aerospace program (ACAT) + Strong analytical and...on position level and/or job specifics. **Weapons Storage and Security System (WS3) - Systems Software Engineer **… more
    BAE Systems (12/09/25)
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