• Linux Systems Administrator

    L3Harris (Greenville, TX)
    …29921 Job Location: Greenville, TX Schedule: 9/80 Job Description: L3Harris is seeking a Linux Systems Administrator to support Mission System integration in ... Essential Functions: + Integrate with a team of multidiscipline, multileveled Systems Administrators supporting Linux , Windows, and Network operations +… more
    L3Harris (10/17/25)
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  • Sr. Linux Systems

    RTX Corporation (Richardson, TX)
    …supporting a Raytheon program in a classified environment as a **Sr. Linux System Administrator ** . Responsibilities include building, maintaining, and securing ... Information Technology systems and directly supporting customer mission-critical capabilities. + You...SSCP, CySA+, CND. + Experience administering Red Hat Enterprise Linux + Experience with patching, creating/maintaining RPM packages, performance… more
    RTX Corporation (11/19/25)
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  • Principal Linux Administrator

    RTX Corporation (Mckinney, TX)
    …RTX **Enterprise Services** team: **Role Overview:** RTX is seeking a Principal Linux Administrator to support a highly virtualized Enterprise infrastructure ... and software. + Perform software upgrades, patching, and system maintenance on Linux systems . + Troubleshoot issues and apply security policies specific to … more
    RTX Corporation (11/19/25)
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  • Senior Linux Administrator

    RTX Corporation (Mckinney, TX)
    …world. **What You Will Do:** + Administer, patch, and harden Red Hat Enterprise Linux (RHEL) and related distributions. + Work with Cyber to maintain and monitor ... performance, and logs using enterprise tools. + Configure and maintain STIG-compliant systems in accordance with DoD security standards. + Automate system tasks… more
    RTX Corporation (11/21/25)
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  • PDM/PLM Application Administrator

    RTX Corporation (Plano, TX)
    …technologies, tools, or methodologies: PTC Windchill, Oracle database, Apache web server, Linux & Windows server operating systems , Shell scripting, CAD tools ... security clearance​ **Security Clearance:** Top Secret - Current **Application System Administrator (PDM/PLM - Windchill) - Active TS Clearance required** **Business… more
    RTX Corporation (11/24/25)
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  • Principal Storage Administrator

    RTX Corporation (Mckinney, TX)
    systems administration and networking administration experience, Windows or Linux administration, backup, and recovery enterprise suites. + Experience with ... world. **What You Will Do:** + Administer, configure, and maintain storage systems (ie NetApp AFF/FAS and/or hybrid environments running ONTAP. + Manage storage… more
    RTX Corporation (10/15/25)
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  • Multi -Public Cloud Engineer

    NTT America, Inc. (Plano, TX)
    …Responsibilities** **Cloud Linux Operations & Support** Provide support for Linux -based systems across on-premises and cloud environments (AWS, Azure, GCP, ... Skills** In-depth expertise in provisioning, configuring, securing, supporting, and optimizing Linux -based systems (RHEL, CentOS, Ubuntu, etc.) in enterprise… more
    NTT America, Inc. (10/02/25)
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  • Principal Engineer - Endpoints

    Toyota (Plano, TX)
    …engineering, or a related IT role + Proven experience managing multiple operating systems (Windows, macOS, Linux /Unix, iOS, Android) and diverse environments at ... of this role is to configure, install, maintain and upgrade computer systems hardware and software, administer and maintain security of operating systems more
    Toyota (11/22/25)
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  • Lead - Enterprise Compute Devices

    Toyota (Plano, TX)
    …Standards:** + Establish and maintain device standards, including configurations for operating systems (iOS, Windows, Linux , etc.), browsers, and group policies ... to build and maintain secure, scalable, and resilient cloud infrastructure and systems . **What you'll be doing** **Mobile Device Management (MDM):** + Manage mobile… more
    Toyota (11/13/25)
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  • Site Reliability Engineer

    Cisco (Richardson, TX)
    …or Certified Kubernetes Security Specialist (CKS). + You have a good understanding of linux systems (network stack, file system, OS services) and networking (L2 ... golang (go) or python. Knowledge of working with and automating linux systems tasks using this language is required, including working with configuration… more
    Cisco (11/27/25)
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  • ServiceNow Platform Operations Specialist

    Bank of America (Plano, TX)
    …aged revocation monitoring to identify and fix defects in applications and systems of record + Prepares technical documentation and develops procedures for trouble ... opportunities requiring escalations **Required Qualifications:** + ServiceNow Certified System Administrator (CSA) certification, product micro certifications + Proven experience… more
    Bank of America (09/24/25)
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  • Sr. Engineer - OneTech

    Toyota (Plano, TX)
    …& Global Collaboration, the person in this role will join the **Cybersecurity, Systems , & Resilience team** to build and maintain secure, scalable, and resilient ... cloud infrastructure and systems . The Senior Engineer will manage the Information Technology (IT) infrastructure within an organization, including the physical… more
    Toyota (11/21/25)
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  • Master Data Hub Operations Specialist

    Bank of America (Plano, TX)
    …obtain results, and establishing input/output processes and working parameters for systems . **Responsibilities:** + Maintain and support the MDH platform while ... and oversees stability, resiliency, reliability, and the performance of multiple supported systems + Mentors other team members and provides technical leadership +… more
    Bank of America (11/25/25)
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  • Database Engineer II (Onsite)

    RTX Corporation (Richardson, TX)
    …Management Systems (RDBMS) solutions, such as Oracle. + Experience working with Systems and Software. + Experience using Linux command line to perform ... (STEM) and a minimum of 2 years of Database Engineering experience. + Experience with Database Administrator (DBA) duties. + Experience with Relational Database… more
    RTX Corporation (10/15/25)
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  • Principal Engineer - Cybersecurity Data Protection

    Toyota (Plano, TX)
    …provide expert-level security architecture guidance on securing our Windows and Unix/ Linux infrastructure hosted in North American facilities and Cloud environments. ... with common data storage technologies (NAS, SAN, cloud storage) and database systems . **Added Bonus If You Have:** + Excellent problem-solving skills and ability… more
    Toyota (11/22/25)
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