• Information System Security Engineer…

    Amentum (Warrenton, VA)
    …If so, look no further. Amentum is seeking a Senior Information System Security Engineer (ISSE) to join our team of passionate individuals in Warrenton, VA. ... for transformative change. **Responsibilities:** The duties and responsibilities of the Senior Information System Security Engineer (ISSE) include, but are… more
    Amentum (12/05/25)
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  • Senior Security Engineer

    Leidos (Arlington, VA)
    …and networks. **Primary Responsibilities:** + Provides technical leadership and support to a team of Senior /Junior Security Engineers with a broad scope ... **Description** Leidos has an immediate need for a Senior Security Engineer for a new...future purchase of the same + Work closely with senior engineers, other team members and application… more
    Leidos (12/12/25)
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  • Senior Offensive Security Engineer

    CoStar Realty Information, Inc. (Arlington, VA)
    …validation of detective, defensive, and vulnerability controls + Plan and oversee external red team engagements with external partners + Oversee and mentor other ... Senior Offensive Security Engineer Job Description...offensive security team members. Share knowledge with all...skills (Bash, Python, PowerShell) + Experience planning and executing Red Team and Purple Team more
    CoStar Realty Information, Inc. (11/24/25)
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  • Software Developer Senior

    General Dynamics Information Technology (Fort Belvoir, VA)
    …is safe and tomorrow is smarter. Our work depends on Software Developer joining our team to support DoD Red Team 's assessments support external customers and ... Trust/Other Required:** None **Job Family:** Software Engineering **Skills:** National Security , Red Teaming,Software Systems **Experience:** 5 + years...Heads provide direct guidance on the projects the DoD Red Team supports. DoD Red more
    General Dynamics Information Technology (11/21/25)
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  • Senior Principal Offensive Security

    Oracle (Richmond, VA)
    … Engineer** Oracle Cloud Infrastructure Group The Oracle Cloud Infrastructure (OCI) Offensive Security team provides OCI with the capabilities to ensure our ... vulnerability research, static and dynamic analysis research, penetration testing, red -teaming, and security tool development. We ensure...is for a hands-on cloud hacker on the Offensive Security Team . **This team is… more
    Oracle (11/25/25)
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  • Senior Linux Systems Administrator…

    UIC Government Services and the Bowhead Family of Companies (Dahlgren, VA)
    **Overview** SENIOR LINUX ADMINISTRATOR (RDTE) Bowhead seeks a Senior Linux Administrator (NetServ) to join our team in Dahlgren, VA. The Senior Linux ... and Testing and Evaluation (RDT&E) environment. **Responsibilities** + Utilize Red Hat Enterprise Linux system administration experience to provide technical… more
    UIC Government Services and the Bowhead Family of Companies (11/21/25)
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  • Senior RHEL Engineer

    CACI International (VA)
    …10% Type of Travel: Continental US * * * **The Opportunity:** CACI is seeking senior level ** Red Hat Enterprise Linux (RHEL) Engineer** to lead RHEL and ... Senior RHEL Engineer Job Category: Information Technology Time...responsible for overall application design, implementation, and management of Red Hat Satellite 6.16 and Ansible Automation Platform 2.5.… more
    CACI International (10/29/25)
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  • Senior Linux Administrator Team Lead

    General Dynamics Information Technology (Falls Church, VA)
    …Issues **Certifications:** Red Hat Certified Engineer (RHCE) | Red Hat - Red Hat, CompTIA Security + CE | CompTIA - CompTIA **Experience:** 5 + years of ... incremental and full cold backups/patching. + Responsible for DoD Linux Security Technical Implementation Guides (STIGs). + Provide performance metrics and usage… more
    General Dynamics Information Technology (10/25/25)
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  • Senior Linux System Administrator

    Leidos (Fairfax, VA)
    …well as IT Infrastructure Operations and Engineering support. Leidos is hiring a Senior Linux System Administrator to provide on-site support in Fairfax, VA at the ... successful candidate will work independently and as part of a team , performing high-level systems analysis, evaluation, design, integration, documentation, and… more
    Leidos (12/12/25)
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  • Senior Linux Engineer

    CACI International (Chantilly, VA)
    Senior Linux Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: None Employee Type: Regular Percentage of Travel ... * * **The Opportunity:** CACI is looking for a Senior Linux Engineer to support a newly established research...services and support to our programs. **Responsibilities:** + Support Red Hat and Ubuntu Linux systems and related technologies.… more
    CACI International (10/09/25)
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