• Cyber Linux Engineer

    CACI International (Chantilly, VA)
    Cyber Linux Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... government client systems. CACI is seeking a Cyber Engineer with a flare for Linux Administration responsible for delivery of contextual and timely log data… more
    CACI International (06/20/25)
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  • Cyber Defense Systems Specialist…

    Black Bear Technology Solutions, LLC (Fort Belvoir, VA)
    Title: Cyber Defense Systems Specialist ( Linux &...Specialist in Security or Virtualization + AWS Certified DevOps Engineer - Associate + CySA + + CASP CE ... What You'll Do: + Configure, manage, and maintain advanced Linux and VMware based cyber defense systems. + Design and implement secure infrastructure with… more
    Black Bear Technology Solutions, LLC (05/19/25)
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  • Senior Systems Engineer ( Linux

    General Dynamics Information Technology (Springfield, VA)
    …Description:** Deliver simple solutions to complex problems as a Senior Systems Engineer ( Linux /Open/shift) at GDIT. Here, you'll tailor cutting-edge solutions ... GDIT, people are our differentiator. As a Senior Systems Engineer ( Linux /Open/shift) you will help ensure today...Applies required security updates and implementations mandated by DoD cyber security regulations. * Oversee the efforts of less… more
    General Dynamics Information Technology (07/03/25)
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  • Linux Engineer

    Amentum (Chantilly, VA)
    …, Security, & Intel space? If so, look no further. Amentum is seeking a ** Linux Engineer ** to join our team of passionate individuals in **Chantilly, VA** . ... on the Nation's security and intelligence mission. **Your Impact:** Our Linux Engineer will join a team of highly skilled technical professionals supporting… more
    Amentum (07/02/25)
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  • Cyber Security Detections Engineer

    McIntire Solutions (Springfield, VA)
    Cyber Security Detections Engineer Seeking a motivated, career and customer-oriented Cyber Security Engineer , Senior to join our team in Springfield, VA, ... area. Responsibilities include, but are not limited to: * Support Cyber Operations Squadron (COS) activities to publish up-to-date cybersecurity tool signatures (eg… more
    McIntire Solutions (05/29/25)
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  • Cyber Software Engineer

    CACI International (Chantilly, VA)
    Cyber Software Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... department with an expanding range of programs focusing on Cyber Operations, where you get to grow on and...build pipelines, and code review * Experience developing for Linux servers and using the Linux command-line… more
    CACI International (06/25/25)
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  • Linux Systems Engineer

    General Dynamics Information Technology (Springfield, VA)
    …**Experience:** 5 + years of related experience **US Citizenship Required:** Yes **Job Description:** ** Linux Systems Engineer ** A Linux Systems Engineer ... **Required Skills and Qualifications** + 5+ years of Systems Engineer or similar experience + TS SCI CI POLY...at the time of hire. + Advanced understanding of Linux + Advanced knowledge, including 4+ years of experience,… more
    General Dynamics Information Technology (04/28/25)
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  • Senior Cyber Capability Developer (Reverse…

    Leidos (Lorton, VA)
    …The National Security Sector (NSS) has a new and exciting opportunity for a Senior Cyber Capability Developer (Reverse Engineer ) in our Cyber & Analytics ... contract award! **What you'll be doing:** + The Senior Cyber Capability Developer (Reverse Engineer ) is an...Java. + Experience working on multiple OS platforms, including Linux , MacOS, Windows, Android, and iOS. + Demonstrable ability… more
    Leidos (06/08/25)
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  • Cyber Network Security Engineer

    CACI International (Chantilly, VA)
    Cyber Network Security Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... cybersecurity operations, reducing cost and increasing efficiency + Solve cyber problems through operations, data-driven analytics, and development + Leverage… more
    CACI International (05/08/25)
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  • Cyber Software Engineer

    CACI International (Chantilly, VA)
    Cyber Software Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... * * **The Opportunity:** CACI is seeking a software engineer to fill a mission facing development position. This...department with an expanding range of programs focusing on Cyber Operations, where you get to grow on and… more
    CACI International (04/29/25)
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  • Senior Principal Cyber Security…

    ManTech (Chantilly, VA)
    ManTech seeks a motivated, career and customer-oriented **Senior Principal Cyber Security Engineer ** to join our team in the **Chantilly, VA OR Denver, CO.** ... Deployment Server). **Minimum Qualifications** + Bachelor's degree or 4+ additional years of cyber experience in lieu of degree + 10+ years of experience in a… more
    ManTech (05/20/25)
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  • Principal Cyber Security Engineer

    ManTech (Chantilly, VA)
    **ManTech seeks a motivated, career and customer-oriented Principal Cyber Security Engineer ** to join our team in **Chantilly, VA** . This role offers the ... opportunity to support a critical cyber mission by maintaining and enhancing perimeter protection systems...solutions with a focus on cybersecurity. + You will engineer and deploy new capabilities to enhance functionality, system… more
    ManTech (06/25/25)
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  • Senior Cyber Network Engineer

    CACI International (Chantilly, VA)
    Senior Cyber Network Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... **The Opportunity:** Join our team as a Senior Principal Cyber Network Engineer in Chantilly, VA where...and load balancers) + Solid understanding of Windows and Linux systems, general operating system security practices, TCP/IP networking,… more
    CACI International (06/23/25)
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  • Senior Cyber Security Engineer

    ManTech (Chantilly, VA)
    **ManTech** seeks a motivated, career and customer-oriented **Senior Cyber Security Engineer ** to join our team in **Chantilly, VA.** **Responsibilities include ... Maintain infrastructure in cloud or virtualized environments + Perform Linux based system upgrades and patches + Engineer... Linux based system upgrades and patches + Engineer and deployment of a privileged access management (PAM)… more
    ManTech (06/04/25)
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  • Integration and Test Cyber Engineer

    CACI International (Fairfax, VA)
    Integration and Test Cyber Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: Top Secret Employee Type: Regular ... is currently looking for a Senior Integration and Test Cyber Engineer to join our team developing...Experience with shell scripting + Experience with Red Hat Linux , versions 6-9 + Experience with Windows Server Active… more
    CACI International (07/02/25)
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  • Senior Cyber Security Engineer

    ManTech (Chantilly, VA)
    **ManTech** is seeking a motivated, career and customer-oriented **Senior** ** Cyber Security** ** Engineer ** to join our team in the **Chantilly, VA.** ... SEIMs, LogRhythm, ACAS/Nessus/SCAP, mandatory/role-based access control concepts (e. g. SE Linux extensions to RHEL, PitBull, and Windows), Oracle/MS SQL database… more
    ManTech (07/04/25)
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  • Principal Cyber Security Engineer

    ManTech (Chantilly, VA)
    **Mantech** seeks a motivated and customer-focused **Principal Cyber Security Engineer ** to join our team in **Chantilly, VA** . In this role, you will help ... . Bachelor's degree, or an additional 4+ years of cyber experience in lieu of a degree . 7+...and virtualization platforms . Strong knowledge of Windows and Linux systems, operating system security practices, TCP/IP networking, 802.1x,… more
    ManTech (06/28/25)
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  • Principal Cyber Support Developer

    ManTech (Chantilly, VA)
    ManTech seeks a motivated, career and customer-oriented **Principal Cyber Support Developer** to join our team in the **Chantilly, VA.** **Responsibilities include ... but are not limited to:** + Integrate, tailor, engineer , design, and maintain cybersecurity relevant features & capabilities using well-known windows and cloud… more
    ManTech (05/30/25)
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  • Cyber Security Specialist - Multiple Levels

    Science Systems and Applications, Inc. (Lanham, MD)
    …+ AWS Certified Security - Specialty + Microsoft Certified: Azure Security Engineer Associate + Google Cloud Professional Cloud Security Engineer ... SIEM, IDS/IPS, and vulnerability scanners. + Familiarity with operating systems (Windows, Linux , macOS) and their security mechanisms. + Soft Skills: + Strong… more
    Science Systems and Applications, Inc. (07/02/25)
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  • Trellix/Endpoint Security Engineer

    CACI International (Springfield, VA)
    Trellix/Endpoint Security Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of ... **The Opportunity:** CACI has an exciting opportunity for a **Senior Endpoint Security Engineer ** to join our Transport & Cybersecurity Services (TCS) team in either… more
    CACI International (06/21/25)
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