• Linux Administrator - ACAS

    CACI International (Springfield, VA)
    …information as needed or required by CSOC government staff and contractors assigned Cybersecurity Operations Services and Cybersecurity Readiness Services + ... security. TCS will provide innovative design, engineering, procurement, implementation, operations , sustainment, and disposal of transport and cybersecurity more
    CACI International (11/10/25)
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  • Security Engineering Lead

    Tyto Athene (Ashburn, VA)
    …to implement and maintain advanced security technologies, collaborate with security operations and threat hunting teams, and scale solutions that defend against ... background, strong problem-solving skills, and leadership experience in modern cybersecurity environments. **Responsibilities:** + Lead implementation, configuration, monitoring, and… more
    Tyto Athene (11/01/25)
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  • Enterprise Logging Solution (ELS) Lead

    Tyto Athene (Ashburn, VA)
    …enterprise logging solutions in support of a Federal Government security operations environment. The ELS Lead will provide technical leadership, design guidance, ... deployment, and management of enterprise logging solutions to support security operations and compliance requirements. + Apply project management principles to plan,… more
    Tyto Athene (11/01/25)
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  • Endpoint Engineering Manager

    CACI International (Arlington, VA)
    …CACI is seeking an Endpoint Engineering Manager, supporting day-to-day operations including scheduling, hiring, performance monitoring, and continual service ... engineers supporting the workstations and virtual desktop environments with the Cybersecurity & Infrastructure Security Agency (CISA), a part of the Department… more
    CACI International (01/08/26)
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  • Nightwing Military Program

    Nightwing (Sterling, VA)
    Nightwing provides technically advanced full-spectrum cyber, data operations , systems integration and intelligence mission support services to meet our customers' ... most demanding challenges. Our capabilities include cyber space operations , cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance,… more
    Nightwing (01/03/26)
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  • Security Engineer

    Tetrad Digital Integrity LLC (Arlington, VA)
    Tetrad Digital Integrity (TDI) is a leading-edge cybersecurity firm with a mission to safeguard and protect our customers from increasing threats and vulnerabilities ... for a Security Engineer for a customer on a highly visible and strategic Cybersecurity Task Order. The Security Engineer will need to be a self-starter with… more
    Tetrad Digital Integrity LLC (01/08/26)
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  • Director, Product Marketing Network Detection…

    Trellix (Richmond, VA)
    …**About Trellix** Trellix is a global company redefining the future of cybersecurity . The company's comprehensive, open, and native cybersecurity platform helps ... threats gain confidence in the protection and resilience of their operations . Trellix, along with an extensive partner ecosystem, accelerates technology innovation… more
    Trellix (01/07/26)
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  • ISSE with DoD Top Secret Clearance

    Watershed Security (Norfolk, VA)
    …key in ensuring support, assessment, and authorization (A&A), and cyber operations support including support for life-cycle management policy, guidance, oversight, ... Top Secret Clearance + Bachelor of Science (BS) in Information Technology, Cybersecurity , Engineering or similar + Current IAT Level III (ex. CASP+/SecurityX, etc)… more
    Watershed Security (10/31/25)
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  • Red Cyber Operator

    General Dynamics Information Technology (Fort Belvoir, VA)
    …None **Job Family:** Cyber and IT Risk Management **Skills:** Cybersecurity , Operations ,Security Risk **Certifications:** CompTIA Advanced Security Practitioner ... **Job Description:** Own your career as a Cyber Security Analyst at GDIT. Here, you'll have the opportunity to...GDIT, people are our differentiator. As a Cyber Security Analyst you will help ensure today is safe and… more
    General Dynamics Information Technology (10/15/25)
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  • Fidelis Administrator - Active TS/SCI with CI Poly

    ENS Solutions (Reston, VA)
    …integrated team to develop innovative solutions to enable secure and reliable operations of enterprise computer systems. Develop new concepts and processes and ... Provide support to developmental and operational systems including day-to-day operations , monitoring, and problem resolution for all client/server/storage/network devices,… more
    ENS Solutions (12/27/25)
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