• Systems Engineer Senior - Level 3

    Lockheed Martin (Fort Worth, TX)
    **Description:** You will be the Systems Engineer Senior for the F\-35 Mission Planning Environment \(MPE\) Hardware and Software Integration Team \(HSI\) in ... anomaly corrections\. **What You Will Be Doing** As the Systems Engineer Senior your responsibilities will include:...* Lab configuration consisting of installation of Linux and Windows operating systems in a variety of… more
    Lockheed Martin (07/26/25)
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  • Senior Information Security Systems

    Citigroup (Irving, TX)
    …growth and progress together. The Info Sec Tech Lead Analyst is a senior level professional position responsible for driving efforts to prevent, monitor and respond ... data security policy. **Responsibilities:** + Integrate new, complex security systems into the existing infrastructure. + Ensure the confidentiality, integrity,… more
    Citigroup (08/08/25)
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  • Senior Operating System Specialist…

    GovCIO (Austin, TX)
    …and problem resolution. + Serve as the trainer and mentor to the other Windows Administrator position at various times. Work independently with a minimum of ... **Overview** GovCIO is currently hiring for MULTIPLE ** Senior Operating Systems Specialist(s)** to support...day-to-day incident and deployment support of multiple server operating systems , including Unix, Linux, and Windows , which… more
    GovCIO (08/02/25)
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  • Cyber Identity - CyberArk Senior Consultant

    Deloitte (Houston, TX)
    …bug fix and provide detailed reports. + Experience with automating local administrator accounts ( Windows desktops, and Servers, RHEL, Solarisv10, Solarisv11, IBM ... Cyber Privileged Access Management CyberArk Senior Consultant Our Deloitte Cyber team understands the...and configuration guidelines. + Understanding and familiarity with Operating Systems (Unix, Linux, Windows ). + Ability to… more
    Deloitte (06/12/25)
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  • Senior Technical Solutions Architect

    Fiserv (Frisco, TX)
    …in governing, designing, and optimizing diverse IT environments, specifically focused on Windows and Linux operating systems . The ideal candidate will have ... impact on a global scale, come make a difference at Fiserv. **Job Title** Senior Technical Solutions Architect **About your role:** We are seeking a highly skilled … more
    Fiserv (07/19/25)
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  • Senior Storage Engineer

    CGI Technologies and Solutions, Inc. (Belton, TX)
    …of Products, Third Party Applications & Tools, SAN, NAS, EMC, Cisco, Nexus, Linux, Windows , VMWare, and other systems * Performing complex technical work which ... ** Senior Storage Engineer** **Category:** Infrastructure/Cloud **Main location:** United...models and switches. * Thorough knowledge of Unix and Windows operating systems * Understanding of NIS,… more
    CGI Technologies and Solutions, Inc. (08/08/25)
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  • Senior Digital Infrastructure Architect

    CTG (Abilene, TX)
    **CTG is seeking to fill a Senior Technical Architect opening for our client in Abilene, TX.** **Location:** Preference is Texas based resource - occasional travel ... identity and access management solutions. + Architect, upgrade, patch, and tune Windows Server environments (on-prem and hybrid). + Design and configure enterprise… more
    CTG (08/08/25)
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  • Senior Cloud Security Threat Modeler

    Citigroup (Irving, TX)
    …vulnerabilities using **CWE** or **OWASP** frameworks. + Working knowledge of **Operating Systems ** (eg, ** Windows ** , **Linux** ) and their hardening best ... role. + Proven experience with **Jira** or other similar ticketing systems . + Strong understanding of security best practices related to **Authentication**… more
    Citigroup (08/08/25)
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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 (08/01/25)
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  • Lead Linux Admin

    ASM Research, An Accenture Federal Services Company (Austin, TX)
    …and design. Provides direction to other IT Administrators on the project in a senior administrator capacity. Considered a technical specialist in a variety of IT ... systems on a day-to-day basis. * Integrate Linux Systems (RHEL 8/9) into a primary Windows ...related to information security. * Red Hat Certified System Administrator (RHCSA). * Red Hat Certified Engineer (RHCE) Required… more
    ASM Research, An Accenture Federal Services Company (07/25/25)
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