• Senior z/OS Systems Architect

    Fiserv (Little Rock, AR)
    …an impact on a global scale, come make a difference at Fiserv. **Job Title** Senior z/OS Systems Architect **What does a successful Senior z/OS Systems Architect ... customer requests or proactively through internal partnerships. As a senior architect, your focus will be to partner with...z/VM and IBM z Virtualization, and OMVS segment/ z/OS UNIX shell + Visual Studio and Mainframe DevOps tools… more
    Fiserv (07/23/25)
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  • Senior Security Engineer

    Virtual Service Operations (Colorado Springs, CO)
    …communicate to senior leaders and technical peers. + Some understanding of Linux or Unix and network troubleshooting analysis. + Preferred experience in ... Senior Security Engineer* Colorado Springs, CO (http://maps.google.com/maps?q=Colorado+Springs+CO+USA) Job...steps in your career as a Cleared EEC XSOAR Senior Security Engineer? Let's chat and see if we… more
    Virtual Service Operations (07/18/25)
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  • Hardware Exploitation Engineer (TS/SCI)-…

    Vexterra Group (Bethesda, MD)
    …Polygraph. Highly Desired Experience: + Experience Operating Systems: VxWorks, Integrity, Embedded Linux , JunOS, Linux , Unix , Windows Embedded. Experience ... with RTOS desired. + Experience IDEs: Tornado, Workbench, VxSim, MULTI, TirneMachine, TraceEdge, Eagle CAD + Experience in Hardware Tools and Debuggers: Green Hills Probe, SuperTrace Probe, Slingshot, spectrum analyzer, logic analyzer, JTAG, Agilent… more
    Vexterra Group (10/14/25)
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  • Senior Principal Software Engineer…

    Northrop Grumman (Huntsville, AL)
    …and or Python Experience + Must have an Interim or Active Secret Clearance + Unix / Linux Operating System Experience + Must be able to support an in-person / ... closed-area work environment **Preferred Qualifications:** + Highly experienced with Linux , scripting, and operations + Experience with automated software… more
    Northrop Grumman (10/10/25)
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  • Ecosystem Senior Solution Architect…

    Red Hat (Raleigh, NC)
    …Certifications (certifications with other hyper-scalers will be considered) + Fundamental knowledge of Linux or Unix operating systems + Knowledge of all Red ... software solutions, using a community-powered approach to deliver high-performing Linux , cloud, container, and Kubernetes technologies. Spread across 40+ countries,… more
    Red Hat (10/09/25)
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  • Senior Lab Engineer - RHEL SME

    Leidos (Orlando, FL)
    …Solutions Division at Leidos currently has an opening for a RedHat Enterprise Linux Engineer to work in our Orlando, Florida office. **Primary Responsibilities** + ... + Configure Windows based authentication to work with RedHat Linux and other systems within the environment for utilizing...as a Subject Matter Expert + Demonstrable knowledge of Unix system concepts and applying these concepts to Department… more
    Leidos (09/26/25)
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  • Senior Information Security Analyst

    Amentum (Kennedy Space Center, FL)
    …any level for which this position has been advertised.** * Experience in Linux / Unix system administration. * Proficiency in scripting languages (eg, Python, ... not limited to: * Architect, deploy, configure and effectively manage Linux -based/open-source software and cybersecurity tools. * Automate the deployment, monitoring… more
    Amentum (09/23/25)
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  • C, C++, C#, Java Senior Software Engineer…

    RTX Corporation (Indianapolis, IN)
    …VxWorks, or other. + Ada software development experience. + Experience in Unix / Linux computing environments. + Experience with embedded avionics and displays. ... + Experience using software optimization techniques and timing analysis to ensure real-time operation and synchronization of software products. + Working knowledge in the development and integration of software drivers for the operation of computer hardware… more
    RTX Corporation (09/16/25)
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  • Software Engineer Senior (Software…

    Lockheed Martin (Fort Worth, TX)
    …**Basic Qualifications:** * Experience programming in C\+\+ * Experience with Linux / Unix * Experience debugging software **Desired Skills:** Bachelor's degree ... in Python * Experience with debugging tools * Experience developing software on Linux * A strong interest in supporting software development for airborne systems *… more
    Lockheed Martin (08/21/25)
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  • Incident Response Senior Specialist,…

    MUFG (Tampa, FL)
    …from various sources + Understanding of network protocols, operating systems (Windows, Unix , Linux , databases), and mobile device security + Knowledge in ... knowledge and experience + Theoretical and practical knowledge with Mac OS, Linux , Windows operating systems and clouds + Experience with security data collection,… more
    MUFG (08/14/25)
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