• Sr . Linux/Unix Administrator

    S4 Inc. (Omaha, NE)
    …Job Listing Number: NE25002 LCAT: Senior Network and Computer Systems Administrator Overview: S4 Inc. has a Sr . Linux/Unix System Administrator ... Administrator ; or Red Hat Certified Engineer; or Oracle Certified Professional Solaris System Administrator ; or Red Hat Certified Specialist in Ansible… more
    S4 Inc. (07/09/25)
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  • Sr Systems Administrator

    Arena Technical Resources, LLC (Redstone Arsenal, AL)
    Sr Systems Administrator Location:... System . - Ability to manage UNIX, Linux, Solaris , Windows, VMware, and other virtualized operating systems ... US Job ID: ATR 17550 Job Description Job Title: Sr Systems Administrator Job Location:...site as necessary. - Documentation and Reporting: - Draft system administrator manuals and maintenance service plans.… more
    Arena Technical Resources, LLC (07/25/25)
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  • Systems Administrator

    General Dynamics Information Technology (Mclean, VA)
    …**US Citizenship Required:** Yes **Job Description:** Transform technology into opportunity as a Sr Systems Administrator with GDIT. A career in enterprise ... operate. At GDIT, people are our differentiator. As a Sr Systems Administrator you will...modify scripts in multiple disciplines on Windows, Linux, and Solaris systems * Knowledge of the Customer's… more
    General Dynamics Information Technology (07/19/25)
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  • Senior System Administrator

    TISTA Science and Technology (Austin, TX)
    Overview TISTA is looking for a Senior Systems Administrator to manage teams, prioritize work, and handle critical problems. You'll provide patching support, ... work with ServiceNow, and oversee provisioning, configuration management, and system monitoring on Linux systems and servers....and performs proper incident handoff to the next shifts Senior Linux SA team lead, and facilitates discussion with… more
    TISTA Science and Technology (05/29/25)
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  • Senior Systems Engineer

    SOS International LLC (Pearl Harbor, HI)
    …CND, CySA+, GICSP, GSEC, or SSCP) or higher Oracle Certified Professional, Oracle Solaris 10 System Administrator or higher certification BEFORE hire. ... Certified: Windows Server Hybrid Administrator or Red Hat Certified Systems Administrator (RHCSA) certification. Additional IT certifications in relevant… more
    SOS International LLC (07/04/25)
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  • High Performance Computing (HPC) System

    RTX Corporation (Tucson, AZ)
    …a security clearance​ **Security Clearance:** DoD Clearance: Secret ** System Administrator , High Performance Computing (HPC) - P2** ** Senior Analyst Level** ... to lead and support the engineering community. + Perform OS tuning to maximize system performance on high performance computing systems . Work across DT functions… more
    RTX Corporation (07/13/25)
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  • Sr . ITAM Systems Engineer - Flexera

    SHI (Somerset, NJ)
    …the technology you need to thrive - in our offices or yours.** **Job Summary** The Senior ITAM Systems Engineer - Flexera will contribute to a team of ITAM ... customers in understanding their Hardware and Software Environments. The Senior ITAM Systems Engineer will focus on...cloud services and network security solutions. + Proactively monitor system and network traffic to ensure the highest levels… more
    SHI (07/29/25)
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  • Sr Solutions Engineer

    Fairview Health Services (Minneapolis, MN)
    …hardware and software systems that are critical to daily pharmacy operations. The System Administrator will need to be able to support and maintain a variety ... **Job Overview** **Overview** Perform a variety of senior -level engineering tasks around system design, implementation, integration and optimization within a… more
    Fairview Health Services (07/11/25)
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  • Senior Linux Administrator - TS/SCI…

    Amentum (Linthicum, MD)
    …Cyber, Security, & Intel space? If so, look no further. We are seeking an ** Senior Linux Administrator ** to join our team of passionate individuals on our Prime ... troubleshooting and user assistance. + Maintains user accounts, access control, and system / security configuration. + Maintains operating systems and… more
    Amentum (06/28/25)
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  • TSSCI Linux Administrator

    Insight Global (Fort Meade, MD)
    Job Description An employer is looking for a Senior Linux Administrator to sit at Fort Meade. This candidate will manage and maintain multi-user systems in ... STIGs. A candidate will provide Tiered support, troubleshoot issues, and monitor systems using various tools. The role also involves creating SOPs, collaborating… more
    Insight Global (07/21/25)
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  • Senior Systems Engineer

    SAIC (Washington, DC)
    **Description** SAIC is seeking a ** Senior Systems Engineer** to support a critical US government agency in the National Capital Region. This SME-level role is ... ideal for an experienced systems engineer with broad technical depth across Microsoft enterprise...+ Windows Server and IIS-based application hosting. + Unix/Linux system administration and troubleshooting (eg RedHat, Solaris ).… more
    SAIC (06/19/25)
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  • Senior Engineer, UNIX

    WM (Houston, TX)
    Administrator /Expert, Red Hat Virtualization Technologies, Red Hat Certified Systems Engineer, Solaris certifications. D. Other Knowledge, Skills or ... but not limited to backup/restore, shutdown, and startup). + Manages complicated systems activities and adjusts system parameters and configuration to ensure… more
    WM (07/11/25)
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  • Senior UNIX System Engineer

    TekSynap (Radford, VA)
    …via SOPs. **REQUIRED QUALIFICATIONS** **Experience** + Five (5) years as a UNIX Systems Administrator or IT Engineer, including task automation. + Three (3) ... support Red Hat Enterprise Linux, Oracle Enterprise Linux, and Solaris UNIX servers. + Monitor and tune system...science or equivalent experience. **Overview** We are seeking a Senior UNIX System Engineerto join our team… more
    TekSynap (07/26/25)
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  • F-22 Strategic Mission Planner Senior

    Lockheed Martin (Hickam AFB, HI)
    …resolve anomalies across the mission planning hardware and software suite as the System Administrator \. * In this world\-wide deployable position, you will ... * Experience with Tactical Data Links * Experience with Linux, UNIX, or Solaris operating systems * Mission planning experience with aircraft or weapon… more
    Lockheed Martin (07/12/25)
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