• Automated Test Framework Software Engineer

    Leidos (Annapolis Junction, MD)
    …source control and configuration management tools. + Must have experience working in Windows and/or Linux operating systems and experience working in a ... has a new and exciting opportunity for an **Automated Test Framework Software Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area… more
    Leidos (12/27/25)
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  • Splunk Engineer - Active TS /SCI…

    ENS Solutions (Washington, DC)
    …up alerts and notifications + Familiarity with DoD Risk Management Framework + Top Secret /SCI clearance with the ability to obtain a Counter-Intelligence ... Manager (ESM), Network Security Manager (NSM), NetFlow, and/or Intrusion Detection Systems (IDS) to monitor, detect, and analyze threats. You'll perform hands-on… more
    ENS Solutions (12/26/25)
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  • System Engineer - TS /SCI…

    RBR-Technologies (Fort Meade, MD)
    …Defense Information Systems Agency (DISA). RBR-Technologies is seeking a System Engineer with either hardware or software experience to support one of our ... may be substituted for a bachelor's degree. + Active TS /SCI Polygraph + Experience as a hardware or software...C++, and Ruby on Rails + Proficiency in operating systems including Unix, Linux, and Windows +… more
    RBR-Technologies (12/19/25)
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  • Sr. Software Engineer TS /SCI…

    Leidos (Alexandria, VA)
    **Description** Leidos has an exciting opportunity for a Sr. Software Engineer ! *Must have an active TS /SCI Polygraph up front. No exceptions.* You will perform ... as both an individual and a member of our top -notch agile development team building a large complex enterprise...XML canonicalization, digital signatures). Must have experience developing on Windows , and/or Linux operating systems . Must have… more
    Leidos (12/10/25)
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  • Hardware Reverse Engineer : Senior Level…

    Cipher Tech Solutions (Bethesda, MD)
    …be on reverse engineering, failure analysis, and vulnerability analysis of provided systems via static and/or dynamic tools and techniques. Enablement of potential ... who holds a US government security clearance at the TS //SCI level with Polygraph (no exceptions) + Must hold...+ Experience requiring skills in reverse engineering of embedded systems with proprietary operating systems for the… more
    Cipher Tech Solutions (12/23/25)
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  • Illumio Zero Trust Segmentation Platform…

    ENS Solutions (Washington, DC)
    …cloud security, or infrastructure engineering. + 3+ years of expertise in Linux/ Windows systems , virtualization (VMware, Hyper-V), and cloud environments (AWS, ... Zero Trust program, influence architectural decisions, and help safeguard mission-critical systems by deploying one of the most advanced segmentation platforms in… more
    ENS Solutions (12/13/25)
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  • ForeScout Engineer - Active TS /SCI…

    ENS Solutions (Washington, DC)
    …maintenance of Forescout CounterACT appliances + 5+ years of experience performing systems administration for Windows or Linux, including performing basic ... security challenges. You will lead a team as they engineer solutions to complex challenges for customers using knowledge...center, WAN, and LAN in virtualized architectures + Active TS /SCI clearance; willingness to take a polygraph exam +… more
    ENS Solutions (12/06/25)
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  • Senior System Integrator Engineer

    Vexterra Group (Bethesda, MD)
    Vexterra Group is currently searching for a Senior Systems Integrator Engineer to provide the following systems support in Reston VA or Bethesda, MD office: ... builds, installs, configuration, administration, and troubleshooting of both Linux and Windows platforms to include but not limited to base configuration, security… more
    Vexterra Group (10/14/25)
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  • Cyber Asset Attack Surface Management Deployment…

    ENS Solutions (Washington, DC)
    …solutions for hybrid cloud environments + 3+ years of experience performing systems administration in Windows , Linux, or VMware environments, including ... and manage CAASM solution deployment in accordance with the systems engineering lifecycle (SELC). Monitor, design, and onboard new...APIs with their usage for data integration + Active TS /SCI clearance; willingness to take a polygraph exam +… more
    ENS Solutions (12/13/25)
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  • Identity Engineer - TS /SCI with FS…

    Optiv (Washington, DC)
    …solutions with existing infrastructure. + Provide security oversight and ensure that PAM systems align with best practices. + Someone with a foundation in security ... Ping, Delinea** specific capabilities. **What we're looking for** + Must hold ** TS /SCI clearance with CI Polygraph or Full Scope Polygraph** + Bachelor's Degree… more
    Optiv (11/29/25)
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