• Security Engineer - Secure Software…

    Sedgwick (Alexandria, VA)
    …as a Great Place to Work(R) Fortune Best Workplaces in Financial Services & Insurance Security Engineer - Secure Software Development Security Engineer - ... measures to protect company data, networks, and computer systems . To focus on executing security fundamentals...Designs computer security architecture and develops detailed cyber security designs. + Prepares and documents… more
    Sedgwick (09/10/25)
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  • Senior Offensive Security Engineer

    CoStar Realty Information, Inc. (Arlington, VA)
    Senior Offensive Security Engineer Job Description **Offensive Security Engineer ** **Overview** CoStar Group (NASDAQ: CSGP) is a leading global provider ... or college (preferably in a relevant field - Computer Science/ Cyber Security ) + A track record of...of total experience in a technical role such as security , networking, systems , or software development +… more
    CoStar Realty Information, Inc. (08/26/25)
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  • Lead Information Security Engineer

    Lumen (Herndon, VA)
    …worldwide DDoS threats and issue posture and assessment reports This Lead Information Security Engineer position operates in a supportive role implementing ... event management functions - monitoring, detection, triage of security events and alerts in associated monitoring systems...for the Lumen managed DDoS product. The Lead Information Security Engineer is expected to perform as… more
    Lumen (11/14/25)
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  • Windows Systems / Packaging Engineer

    General Dynamics Information Technology (Chantilly, VA)
    …Microsoft Deployment Toolkit (MDT),Microsoft Endpoint Configuration Manager,Windows Desktop Operating Systems **Experience:** 10 + years of related experience **US ... for learning, in support a geographically dispersed, state of the art systems that seamlessly integrate Microsoft services. Candidates with proven depth creating… more
    General Dynamics Information Technology (11/14/25)
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  • F5 Systems Engineer - TS/SCI

    General Dynamics Information Technology (Sterling, VA)
    …Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Integration, Systems Design, Systems Engineering **Certifications:** Security + CE ... for the future. Our work depends on an F5 Engineer joining our team to support Government activities in...that improves the performance and reliability of the network security infrastructure + Monitors and troubleshoots platform and OS… more
    General Dynamics Information Technology (09/10/25)
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  • Systems Engineer - TS/SCI…

    General Dynamics Information Technology (Chantilly, VA)
    …**Job Description:** Ensure the safety and security of our nation as a Systems Engineer at GDIT. You'll apply the latest technology and provide operational ... as you deliver your best every day. We are seeking a cloud engineer passionate about new technologies and solving complex problems. Successful candidate will have… more
    General Dynamics Information Technology (10/23/25)
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  • Senior Specialist, Systems Engineer

    L3Harris (Springfield, VA)
    … domains in the interest of national security . Job Title: Senior Specialist, Systems Engineer - Strategic Planner (TS/SCI w/ CI Poly Required) Job Code: ... Technologies currently has an opening for a Senior Specialist, Systems Engineer - Strategic Planner. The Strategic...of our positions require the ability to obtain a security clearance. Security clearances may only be… more
    L3Harris (10/16/25)
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  • DevSecOps Systems Engineer

    SAIC (Chantilly, VA)
    …**A Top Secret/SCI Poly is required.** As the DevSecOps Systems Engineer , you will be integrating security throughout the software development lifecycle, ... **Description** SAIC is seeking a **DevSecOps Systems Engineer ** to fill a critical... engineering and integration; enterprise IT, including cloud services; cyber ; software; advanced analytics and simulation; and training. We… more
    SAIC (09/09/25)
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  • Mid-Level Systems Engineer

    Leidos (Chantilly, VA)
    …part of the Decision Advantage Solutions Business Area, is currently seeking a Mid-Level Systems Engineer for the Chinook Program. As part of a highly skilled ... combines technology-enabled services and mission software capabilities in the areas of cyber , logistics, security operations, and decision analytics to support… more
    Leidos (10/11/25)
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  • Model Based Systems Engineer

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking a cleared Model Based Systems Engineer with experience in Defense, Federal Civilian, and/or National Security systems to ... both thought leadership and practical engineering application by leveraging your extensive Systems Engineering and Model Based Systems Engineering experiences to… more
    SAIC (11/14/25)
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