• Sr. Specialist Cyber Infrastructure Engineer

    L3Harris (Carlsbad, CA)
    …while enabling mission-critical operations. Essential Functions: + Engineer and oversee administration of Linux (Ubuntu/Red Hat) and Windows Server enterprise ... IT and security experience, with a proven record in systems administration , cybersecurity engineering, and secure infrastructure management. + Extensive expertise in… more
    L3Harris (09/25/25)
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  • System Administrator Level 3

    Jovian Concepts, Inc. (Annapolis Junction, MD)
    …be accepted at this time. Candidate will be responsible for providing Sr. level Linux System Administration support for the program. Required: Very strong ... to improve reliability and performance. Requirements Position Requirements : + Quantifiable Linux SA work experience + Harvester + Rancher + Kubernetes / Docker… more
    Jovian Concepts, Inc. (09/24/25)
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  • Cloud System Administrator

    ERP International (Laurel, MD)
    …and as part of a team. Minimally, the candidate should have Linux , shell scripting, Terraform, Ansible, Kubernetes and Cloud and VMWare administration ... based environments using Terraform, Ansible, and bash/PERL/Python scripting languages. + Administration of automated release operations as well as the advancement of… more
    ERP International (09/22/25)
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  • Software Engineer, DevOps Lead

    Lockheed Martin (Fort Worth, TX)
    …* Experience with version control systems such as Git * Experience with Linux system administration and troubleshooting, specifically with Red Hat Enterprise ... Linux \(RHEL\) * Experience with Windows system administration and troubleshooting * Experience with infrastructure management tools such as Ansible, Puppet,… more
    Lockheed Martin (09/18/25)
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  • Senior Systems Administrator

    ChenMed (Miami, FL)
    …to join our team. The Senior Systems Administrator is responsible for the administration , management and health of all endpoint devices (both hardware and software) ... installs, configures, monitors, troubleshoots and evaluates existing and new Microsoft & Linux servers + Familiar with golden image creation, patching, and updated… more
    ChenMed (09/18/25)
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  • Principal Information Systems Engineer - Onsite

    RTX Corporation (Tucson, AZ)
    …(STEM) + Minimum eight (8) years of relevant experience + Experience with systems administration of Linux , Networking, and or Windows (in desktop or server ... systems in the world. As part of the Test Environment Support Administration **(TESA)** team, you be working with both leading-edge technologies and legacy… more
    RTX Corporation (09/13/25)
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  • Senior Information Systems Engineer - Onsite…

    RTX Corporation (Andover, MA)
    …+ Minimum five (5) years of relevant experience + Experience with systems administration of Linux , Networking, and/or Windows (in desktop or server environments) ... the world. As part of the Test Environment Support Administration ( **TESA** ) team, you be working with...for Raytheon test systems + Develop Cybersecurity compliant **TE** ( Linux , IOS, Windows) + Install software packages/updates to enhance… more
    RTX Corporation (09/13/25)
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  • HPC Systems Engineer

    US Tech Solutions (Houston, TX)
    …and tape automation. + Proficient in the installation, configuration and management of Linux based operating systems, preferably using RHEL, CentOS, Rocky Linux . ... and recovery tools, IBM Spectrum, Dell Networker. + Good knowledge of Linux security, including configuration of endpoint security tools. + Ability to evaluate… more
    US Tech Solutions (09/12/25)
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  • Senior Cloud System Administrator

    ManTech (Hanover, MD)
    …users. **Responsibilities include, but are not limited to:** + Provide administration and support for Windows Server 2022 environments, including Active Directory, ... incidents and performing root cause analysis + Administer and troubleshoot various Linux distributions (eg, Ubuntu, CentOS, RHEL) within both cloud and on-premise… more
    ManTech (09/10/25)
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  • System Administrator

    Two95 International Inc. (Oklahoma City, OK)
    Linux Deployments (BUZZ: Redhat\RHEL, CentOS) + Light knowledge in the following + Linux administration + IIS and PHP deployments and functionality + Puppet ... in the following + Container Technologies (BUZZ: Azure Stack, Kubernetes, Docker) + Windows Administration \Deployments (BUZZ: Windows Server 2012 and newer) + … more
    Two95 International Inc. (09/08/25)
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