• Senior Offensive Security…

    CoStar Realty Information, Inc. (Arlington, VA)
    Senior Offensive Security Engineer Job...of total experience in a technical role such as security , networking, systems , or software development + ... an invaluable edge in real estate. Evolve our offensive security capabilities to test our internal and external facing...the vulnerabilities. The ability to explain the exploit to senior level management is key to success in this… more
    CoStar Realty Information, Inc. (11/24/25)
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  • Senior Security Engineer

    Unum Group (Portland, ME)
    …Unum is changing, and we're excited about what's next. Join us. **General Summary:** Senior Security Engineer Join a team where your expertise shapes ... enterprise-wide security strategy. We're seeking a Senior Security Engineer to lead...with business partners, customers, brokers, third party suppliers/partners, and systems resources at all levels. + Delivers effective, high-quality… more
    Unum Group (11/21/25)
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  • Senior SIGINT Systems…

    KBR (Chantilly, VA)
    Title: Senior SIGINT Systems Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced ... contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape...the future of space defense. KBR is seeking a Senior SIGINT Systems Engineer to… more
    KBR (12/16/25)
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  • Responsible Senior Systems…

    RTX Corporation (Tucson, AZ)
    …the Systems Engineering and Test Capabilities (SE&TC) organization is currently hiring a ** Senior Systems Engineer , Responsible Systems Engineer ... ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as...multi-disciplines to shape innovative solutions for our customers. The Senior Systems Engineer is a… more
    RTX Corporation (12/09/25)
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  • Senior Systems Engineer

    CACI International (Annapolis Junction, MD)
    Senior Systems Engineer Job...security and defense. We focus on providing advanced systems engineering services that meet the most critical and ... the future of technology. We are seeking an experienced Senior Systems Engineer to join...in the analysis, design, and construction of next-generation IT systems , ensuring they meet rigorous security and… more
    CACI International (10/28/25)
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  • Senior AWS Cloud Systems…

    CACI International (Linthicum, MD)
    Senior AWS Cloud Systems Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph ... * **The Opportunity:** CACI is seeking an AWS Cloud Systems Engineer to play a crucial role...AWS Certified SysOps Administrator - Associate + AWS Certified Security - Specialty + AWS Certified DevOps Engineer… more
    CACI International (12/04/25)
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  • Senior Information Security…

    Quality Technology Services, LLC (Suwanee, GA)
    … of a rapidly expanding global Data Center Infrastructure Management architecture. As a Senior Information Security Engineer - Endpoint & Identity, you will ... Converged Security strategies. **Role Overview:** As the Senior Information Security Engineer -...or cyber-attacks. + **Vulnerability Assessment -** Identifying and prioritizing security weaknesses in systems . **Soft Skills:** +… more
    Quality Technology Services, LLC (11/13/25)
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  • Principal Systems Engineer…

    Northrop Grumman (Linthicum Heights, MD)
    …an on-site position located in Linthicum, MD. This requisition may be filled as a Principal Systems Engineer or a Senior Principal Systems Engineer . ... Experience with embedded systems design and implementation **Basic Qualifications for a Senior Principal Systems Engineer :** + Bachelor's degree with 8… more
    Northrop Grumman (10/08/25)
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  • Senior Systems Engineer

    Leidos (Piketon, OH)
    **Description** The ** Senior Systems Engineer ** will provide technical leadership and systems engineering expertise. This role is responsible for system ... secure, and compliant solutions that meet mission-critical requirements. The Senior Systems Engineer will be...Review Board + Ensure the system meets all required security requirements + Support proposals and other new business… more
    Leidos (11/06/25)
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  • Senior Systems Integration…

    Leidos (Fort Meade, MD)
    …a new and exciting opportunity for a ** Senior Systems Integration Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area ... make a difference in National Security !** **Job Summary** As a Senior Systems integration Engineer you will be responsible for designing, implementing,… more
    Leidos (12/03/25)
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