• Azure Infrastructure Support (O&M Engineer) Tech

    Applied Research Solutions (Dayton, OH)
    …from ARS Senior Managers. **Responsibilities:** + Support a Linux & Windows AirGapped environment. + Troubleshoot systems as needed, and route trouble ... of applications and services. They will also be responsible for maintaining a Windows Active Directory domain and supporting Linux infrastructure in the… more
    Applied Research Solutions (12/04/25)
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  • Senior Specialist, Cyber Infrastructure…

    L3Harris (Broomfield, CO)
    …RMF principles into ground-up builds and ongoing security administration . + Integrate Linux and Windows systems within a unified IDM/Active Directory ... infrastructures, along with a solid understanding of basic networking principles and Linux administration . This role requires a hands-on professional with a… more
    L3Harris (12/26/25)
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  • Cloud Systems Administrator, Sr. (GTA)

    State of Georgia (Fulton County, GA)
    Cloud Systems Administrator, Sr. (GTA) Georgia - Fulton -...& Monitoring + Experience in cloud-based system administration for Linux and Windows ... Georgia Technology Authority (GTA) is currently seeking a Cloud Systems Administrator in the Office of Application Development &...Technology or related field AND Seven (7) years of system administration experience in Linux more
    State of Georgia (01/08/26)
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  • Software Engineer II

    CTG (Buffalo, NY)
    …II supports enterprise applications and systems with a focus on system administration , application support, and environment management rather than full-time ... degree and **5 years** of systems analysis, application support, or system administration experience, or **7 years** combined education and experience with… more
    CTG (01/08/26)
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  • Red Team Operator

    Amentum (Norfolk, VA)
    … in the network). + Knowledge of system administration concepts for Unix/ Linux and/or Windows operating systems . + Knowledge of the basic structure, ... OPTEVFOR Cyber Test planning: + Conduct open-source research and system under test documentation review to familiarize with the...and misconfigurations associated with but not limited to operating systems ( Windows , Linux , etc.), protocols… more
    Amentum (11/12/25)
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  • Engineer DevSecOps - Level 2 or 3

    Northrop Grumman (Huntsville, AL)
    …program. The selected candidate will work with the Agile Development Teams/Security/ System Administration to create and advance solutions for DevSecOps. ... **Essential Functions:** + Work on systems administration related issues with hardware and...experience or software focus in automation. + Experience with Linux (RHEL/CentOS), Windows Server and Workstation. +… more
    Northrop Grumman (01/09/26)
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  • Application Engineer - Information Security

    CACI International (Fort Meade, MD)
    …+ Perform essential system administration functions for both Linux and Windows servers. + Configure, maintain, and automate processes for ... of ensuring the security and integrity of our customer systems , helping to counter threats and maintain enterprise security...w/ Poly + Experience in Windows and Linux server system administration +… more
    CACI International (12/20/25)
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  • Information Systems Unix Engineering Unix…

    B&H Photo (New York, NY)
    …a high-energy, low-attitude environment. Make your move to B&H today! The Systems Administration team designs, installs, configures, and maintains all UNIX ... and Windows server systems . All systems ...and equipped to handle additional future server loads. The admin accurately documents server system statuses and… more
    B&H Photo (11/20/25)
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  • Entry Level or Mid Level System

    Belay Technologies (Annapolis Junction, MD)
    …(skills, technologies, expertise): + One (1) year experience in Linux , Unix, Windows or Cisco OS operating system + Five (5) years' experience administering ... level they are submitted for. Responsibilities include command line system administration as well as application and... Linux , Unix or Windows Operating System + Three (3) years'… more
    Belay Technologies (01/09/26)
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  • Middleware Applications Support Lead - US Hybrid

    DXC Technology (Charleston, SC)
    …security and basic security concepts and best practices. + Level Hands-on experience with Windows and Linux server administration are mandatory. + Proficient ... and resolving issues related to middleware technologies using Dynatrace alerts\logs, IBM logs, Linux logs and Windows logs. + In-depth analysis of performance… more
    DXC Technology (11/26/25)
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