• Lead Cryptographic Infrastructure…

    The MITRE Corporation (Arlington, VA)
    …to the Department of War (DoW) Chief Information Officer (DCIO) Cybersecurity Task . This Lead Cryptographic Infrastructure Engineer / Task Lead ... for the future. Roles & Responsibilities: The Lead Cryptographic Infrastructure Engineer / Task Lead will oversee and drive critical MITRE cryptographic… more
    The MITRE Corporation (01/06/26)
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  • Endpoint Security Engineer Lead

    Leidos (Arlington, VA)
    … Endpoint Security Engineer for a customer on a highly visible and strategic Cybersecurity Task Order. The Security Engineer will need to be a ... Engineer will support the design and development of cybersecurity tools and technology along with integration of new...ensure full coverage across all endpoints. + Incident Response: Lead and participate in the investigation and response to… more
    Leidos (11/25/25)
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  • Lead Network Engineer

    The MITRE Corporation (Mclean, VA)
    …- and make a difference with us. Department Summary: The team seeks a full-time Lead Network Engineer to support the deployment, operation, and maintenance of IT ... + MITRE's Classified Infrastructure Services team (Special Programs) is looking for a Lead Network Engineer role that will be supporting many classified… more
    The MITRE Corporation (12/17/25)
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  • Cyber Security Implementation Engineer

    CACI International (Springfield, VA)
    …revisions for customer approval before implementation. + May serve as a team or task lead . + Coordinate with stakeholders and external assessors to facilitate ... infrastructure and applications running on Windows and Linux operating systems + Engineer and implement cybersecurity solutions leveraging cloud services such as… more
    CACI International (11/14/25)
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  • Principal Systems Engineer

    V2X (Springfield, VA)
    …obtain and maintain a Counterintelligence (CI) Polygraph. The Senior-level Principal Systems Engineer shall lead a diverse, multi- disciplinary team of ... respect, responsibility, and professionalism. We are hiring a Principal Systems Engineer - active TS/SCI clearance to support our government customer based… more
    V2X (11/25/25)
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  • Systems Engineer - DevOps

    M. C. Dean (Vienna, VA)
    …testing and evaluation of technology components; + Working with system architects and lead engineer **to maintain and improve the architecture and design** of ... cloud-hosted and on-premises environments. As part of the team, the **Senior Systems Engineer ** 's responsibilities will include (but will not be limited to) the… more
    M. C. Dean (11/26/25)
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  • Senior UNIX System Engineer w/Secret…

    TekSynap (Radford, VA)
    …QUALIFICATIONS** **Experience** + Five (5) years as a UNIX Systems Administrator or IT Engineer , including task automation. + Three (3) years of experience in ... on security and operational status. + Identify system improvements and lead new software/hardware integrations. + Generate and analyze utilization reports using… more
    TekSynap (10/25/25)
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  • Technical Development Engineer

    SAIC (Alexandria, VA)
    **Description** SAIC is seeking a skilled and motivated **Technical Development Engineer ** to oversee the development team, manage technical initiatives, and lead ... ensure on-time delivery of innovative solutions. **Primary Responsibilities:** + Lead and mentor a multidisciplinary development team, driving performance,… more
    SAIC (01/09/26)
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  • Division Chief Engineer , National…

    The MITRE Corporation (Mclean, VA)
    …the government create lasting impact in fields as diverse as cybersecurity , healthcare, aviation, defense, and enterprise transformation. We're making a difference ... difference with us. The MITRE Intelligence Center is seeking a Division Chief Engineer (DCE) for the National Intelligence Division (NID), located at MITRE's McLean… more
    The MITRE Corporation (01/07/26)
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  • ACAS Engineer - Active Top Secret Clearance…

    ENS Solutions (Reston, VA)
    …methods of exploitation. Work individually or in a small integrated team, and potentially lead a task , project, or team. Ensure project completion and provide ... to enable secure and reliable operations of enterprise computer systems. Engineer , design, develop, and implement enterprise network cyber defense capabilities to… more
    ENS Solutions (12/27/25)
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