• Sr . Security Research

    Proofpoint (Reston, VA)
    …highly technical role has a direct and real-time impact protecting Proofpoint customers. As a Senior Security Research Engineer on Proofpoint's Threat ... of the Fortune 1000, rely on Proofpoint for people-centric security and compliance solutions mitigating their most critical risks...bring to the team** * A passion for threat research and a well-rounded yet deep understanding of the… more
    Proofpoint (10/22/25)
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  • Data Engineer , Sr .

    Chenega Corporation (Reston, VA)
    …specifically related to the functional components. Additionally, theData Engineer Sr .provides insight and advice to senior managers and executives concerning ... Data Engineer , Sr . Reston, VA Join our...the ability to inform on data aggregation and associated security implications + Lead contributions to the development of… more
    Chenega Corporation (09/12/25)
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  • Sr . Network Engineer

    Arena Technical Resources, LLC (Reston, VA)
    Sr . Network Engineer Location: Reston, VA, US Job ID: ATR 17711 Job Description Job Title: Sr . Network Engineer Location: Reston, VA - Onsite, SCIF ... CI Polygraph Job Description: The job duties of the Sr . Network Engineer are as follows: -...engineer overseeing servers, storage and backup systems. Troubleshootport security issues, VLAN issues and network outages. Control network… more
    Arena Technical Resources, LLC (10/23/25)
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  • Sr . Security Engineer , WAF

    Warner Bros. Discovery (Silver Spring, MD)
    …out of our Atlanta, DC, or Silver Spring office. **Your New Role** **:** As a Senior WAF Security Engineer - Edge/Perimeter, the ideal candidate is expected ... elements, standards, and solutions for various technologies to achieve optimal security posture while delivering on business goals Research emerging threats… more
    Warner Bros. Discovery (10/21/25)
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  • Sr . Solutions Engineer (Mission…

    General Dynamics Information Technology (Fairfax, VA)
    …advance the mission and optimize our business strategy as a Mission Partner Environment Sr . Solutions Engineer at GDIT. Here, you'll support solving some of our ... and help us grow the business. MEANINGFUL WORK AND PERSONAL IMPACT As a Sr . Solutions Engineer (Mission Partner Environment) you will support the business… more
    General Dynamics Information Technology (11/11/25)
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  • Sr . Platform Engineer (Mission…

    General Dynamics Information Technology (Fairfax, VA)
    …your expertise to advance the mission and optimize our business strategy as a Sr . Platform Engineer (Mission Partner Environment) at GDIT. Here, you'll support ... the business. MEANINGFUL WORK AND PERSONAL IMPACT As a Sr . Platform Engineer (Mission Partner Environment), you...scanning - SCAP and ACAS). + Demonstrated experience in Research & Development and Rapid Prototyping - capable of… more
    General Dynamics Information Technology (11/11/25)
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  • Sr . Electrical Engineer , Data…

    Amazon (Herndon, VA)
    …and empowers you to own them to completion. Amazon Web Services is seeking a Senior Electrical Engineer to become part of a global engineering team, responsible ... team of software, hardware, and network engineers, supply chain specialists, security experts, operations managers, and other vital roles. You'll collaborate with… more
    Amazon (11/09/25)
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  • Portfolio Systems Engineer , SR

    KBR (Chantilly, VA)
    Title: Portfolio Systems Engineer , SR Portfolio Systems Engineer , SR Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides ... and advanced technology solutions to our customers in the intelligence and national security communities. In this position, your work will have a profound impact on… more
    KBR (10/04/25)
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  • Sr . Electrical Design Engineer

    Amazon (Herndon, VA)
    …empowers you to own them to completion. Key job responsibilities Responsibilities of the Sr . Electrical Engineer , will be: - Data center electrical designs and ... Amazon Web Services Infrastructure Services is seeking an Electrical Engineer to become part of a global engineering team....justify and communicate the technical decisions we make to Sr . Management and work hard to drive continuous advancements… more
    Amazon (09/17/25)
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  • Sr Photogrammetric Engineer

    KBR (Chantilly, VA)
    Title: Sr Photogrammetric Engineer Belong. Connect. Grow. with KBR!KBR's National Security Solutions team provides high-end engineering and advanced ... technology solutions to our customers in the intelligence and national security communities. In this position, your work will have a profound impact on the country's… more
    KBR (10/19/25)
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  • Sr AI/ML Engineer

    KBR (Chantilly, VA)
    Title: Sr AI/ML Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology ... solutions to our customers in the intelligence and national security communities. In this position, your work will have...space defense. KBR is seeking a highly qualified AI/ML Engineer to provide support for our customers in Chantilly,… more
    KBR (10/21/25)
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  • Sr . Security Engineer

    Amazon (Arlington, VA)
    …an opportunity to secure an advanced satellite based broadband telecom service? The Kuiper Security team owns the security of product and operations of Project ... end-to-end. We provide the necessary infrastructure and mechanisms to ensure the security of our satellite constellation and to protect the integrity and… more
    Amazon (10/31/25)
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  • Sr . System Admin, IT Engineer III

    TekSynap (Washington, DC)
    …a US Citizen + Must successfully obtain a Public Trust **Overview** We are seeking a Sr . Systems Admin, IT Engineer III to join our team supporting Joint Service ... **Responsibilities & Qualifications** **RESPONSIBILITIES** + Provide senior systems administrators and support to all incident...and cross-training. In addition, team members are expected to research and contribute to a shared knowledge base to… more
    TekSynap (10/16/25)
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  • Sr . Electrical Engineer

    Leidos (Chantilly, VA)
    **Description** ** Senior Electrical Engineer ** **Location:** Chantilly VA **Clearance Required:** Active TS/SCI with ability to pass a polygraph. We are seeking ... a highly skilled and detail-driven ** Senior Electrical Engineer ** to lead the design,...electrical design and maintenance. **Key Responsibilities** + Lead the research , design, detailing, and installation support of facility electrical… more
    Leidos (10/28/25)
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  • Sr Data Engineer

    EBSCO Information Services (Washington, DC)
    EBSCO Information Services (EBSCO) delivers a fully optimized research experience, seamlessly integrated with a powerful discovery platform to support the ... information needs and maximize the research experience of our end-users. Headquartered in Ipswich, MA,...help make an impact. **Your Opportunity** As a Data Engineer , your primary responsibility is to design, build, and… more
    EBSCO Information Services (11/19/25)
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  • AI/ML Engineer with RE/VR proficiency and…

    Cipher Tech Solutions (Vienna, VA)
    …maintaining strong proficiency in software development, reverse engineering, and vulnerability research . You will apply your foundational knowledge of RE, VR, and ... proficiency in reverse engineering with an aptitude for performing vulnerability research . + Must be possess strong verbal/written communications skills that enable… more
    Cipher Tech Solutions (11/19/25)
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  • Sr . Principal Radar Systems…

    Leonardo DRS, Inc. (Germantown, MD)
    …infrastructure protection, and border surveillance. **Job Summary** The Radar Systems Engineer will be responsible for the definition of radar system architectures, ... in a dynamic and collaborative development environment in support of multiple research and development efforts, working with internal and external customers across… more
    Leonardo DRS, Inc. (11/06/25)
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  • Sr Software Engineer

    Nightwing (Sterling, VA)
    …cyber space operations, cyber defense and resiliency, vulnerability research , ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, ... + SQL Experience + Application Experience: ITx, HR, ITOM, ITBM, CSM, Security , Asset Management (HAM/SAM), PPM a Plus, Platform/Integration, Portal/UI, GRC **Desired… more
    Nightwing (08/27/25)
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  • Sr . Director, Product Management - AI/ML…

    Capital One (Mclean, VA)
    Sr . Director, Product Management - AI/ML Platform Intelligence ** Sr Director, Product Management (PXDP65)** Product Management at Capital One is a booming, ... revolution transforms our society and our industry. **About the Team** The ** Sr . Director, AI/ML Platform Intelligence** will lead a product team spanning the… more
    Capital One (11/04/25)
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  • Subsurface Energy Sr . Scientist

    Pacific Northwest National Laboratory (Washington, DC)
    …to as Directorates within the Lab, focused on a specific area of scientific research or other function, with its own leadership team and dedicated budget. Our ... Science & Technology directorates include National Security , Earth and Biological Sciences, Physical and Computational Sciences, and Energy and Environment. In… more
    Pacific Northwest National Laboratory (10/23/25)
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