• IT Administrator

    Robert Half Technology (San Antonio, TX)
    …& IT Operations: * Deliver level 2/3 technical support for Windows, Mac, and Linux systems , both in-person and remotely. * Manage endpoint protection, patching, ... software deployment, and asset lifecycle across the organization. * Lead the procurement and inventory management of hardware/software assets. * Enforce IT policies… more
    Robert Half Technology (09/05/25)
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  • Infrastructure Cloud Engineer Lead

    NTT DATA North America (Dallas, TX)
    …Associate + Microsoft Certified: Azure Administrator Associate + Red Hat Certified System Administrator (RHCSA) + Red Hat Certified Engineer (RHCE) + ITIL ... Lead , mentor, and develop a team of cloud Windows/ Linux engineers and administrators. + Allocate resources, manage schedules,...management and OS lifecycle management. + Performance tuning and system optimization for both Windows and Linux … more
    NTT DATA North America (09/03/25)
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  • Systems Engineer Senior - Level 3

    Lockheed Martin (Fort Worth, TX)
    …Qualifications:** * Proficient with Windows and Linux /Unix operating systems configuration and troubleshooting\. * IT System /Software Troubleshooting ... MPE system anomalies and issues * Lab configuration consisting of installation of Linux and Windows operating systems in a variety of hardware to include… more
    Lockheed Martin (07/26/25)
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  • Lead Cloud Oracle Database (DBA) Engineer

    NTT America, Inc. (Plano, TX)
    …Texas (US-TX), United States (US). Job Summary We are seeking a highly skilled Lead Oracle Database Administrator (DBA) with strong expertise in Oracle Exadata ... with database performance tuning, query optimization, and troubleshooting. Expertise in Unix/ Linux operating systems (Oracle Linux preferred), shell… more
    NTT America, Inc. (10/02/25)
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  • Lead Cloud Oracle Database Engineer

    NTT DATA North America (Austin, TX)
    …United States (US). Job Description: Job Summary We are seeking a highly skilled Lead Oracle Database Administrator (DBA) with strong expertise in Oracle Exadata ... with database performance tuning, query optimization, and troubleshooting. Expertise in Unix/ Linux operating systems (Oracle Linux preferred), shell… more
    NTT DATA North America (09/03/25)
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  • Senior Information Security System Engineer…

    Citigroup (Irving, TX)
    …come join us. We'll enable growth and progress together. The Info Sec Tech Lead Analyst is a senior level professional position responsible for driving efforts to ... data security policy. **Responsibilities:** + Integrate new, complex security systems into the existing infrastructure. + Ensure the confidentiality, integrity,… more
    Citigroup (08/23/25)
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  • Systems Engineer L3

    NTT America, Inc. (Austin, TX)
    …related experience. **REQUIRED EXPERIENCE** + Minimum 5-7 years of experience as a Linux or Windows Systems Administrator /Engineer in an Enterprise Data ... + Lead and participate in complex IT projects, including system upgrades, migrations, deployments, and automation initiatives. + Develop and maintain… more
    NTT America, Inc. (09/27/25)
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  • Senior Software/ System Architect

    TISTA Science and Technology (Austin, TX)
    Overview Are you a Senior Software/ System Architect who would like to have a positive impact for millions of people? If so, we may have an opportunity for you! TISTA ... VMs, VNets, Storage, Azure AD, and App Services (Azure). + Automate system deployment, configuration, patching, and monitoring using Ansible, SSM, Azure Automation,… more
    TISTA Science and Technology (09/05/25)
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  • Sr Systems Development Engineer,…

    Amazon (Austin, TX)
    …for consideration. Kuiper Production Operations team is looking for an experienced ServiceNow Administrator to join our team. This role will be responsible for the ... while delivering a smooth, high-quality user experience. As the ServiceNow Administrator , you'll manage and configure modules, implement workflows, and provide… more
    Amazon (08/14/25)
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  • Senior Lead Cloud Security Threat Modeler

    Citigroup (Irving, TX)
    …, **infrastructure security** , and **network segmentation** . + Mastery of **Operating Systems ** (eg, **Windows** , ** Linux ** ) and their hardening best ... (GCIA), GIAC Open Source Intelligence (GOSI) + ISC2 Certified Information Systems Security Professional (CISSP) + CompTIA CASP+, CompTIA PenTest+ Microsoft… more
    Citigroup (09/18/25)
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