• System Operations/ Administrator

    Sciolex Corporation (Chantilly, VA)
    …Directory. Deploy software updates, patches, and security fixes to desktop systems . Conduct regular system backups and data recovery operations. Maintain and ... clearance with a Counter-Intelligence Polygraph Experience as a desktop system administrator or in a similar IT...Compliant with DoD Directive 8570 Knowledge of Windows and Linux operating systems . CompTIA Security +… more
    Sciolex Corporation (10/14/25)
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  • Mid-Level Systems Administrator

    The Boeing Company (Herndon, VA)
    …resolve complex technical issues related to IT systems , with a focus on security and compliance + Conduct regular system audits to ensure compliance with ... (IDT&S) organization Specialized Infrastructure Operations group is currently seeking a **Mid-Level Systems Administrator ** to join the team in **Herndon, VA;… more
    The Boeing Company (11/19/25)
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  • Sr. Systems Administrator

    Arena Technical Resources, LLC (Washington, DC)
    …management system (DBMS) products . Address all vulnerabilities identified via system scanning Systems Administrator Senior Advisor Requirements and ... Sr. Systems Administrator Location: Washington, DC, US...centralized identity management and multi-factor authentication . Perform regular system updates and security patches . Validate… more
    Arena Technical Resources, LLC (10/25/25)
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  • System Administrator

    Synergy ECP (Columbia, MD)
    …management, implementation, and sustainment of compliance with applicable system security controls. + Provide support to IT systems including day-to-day ... System Administrator Columbia, MD (http://maps.google.com/maps?q=Columbia+MD+USA+21046) Description...and manages UNIX, Linux and Windows operating systems and installs/loads operating system software, troubleshoots,… more
    Synergy ECP (10/22/25)
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  • IBM i Infrastructure Systems

    Robert Half Technology (Dayton, NJ)
    …for maintaining and optimizing Linux and IBM i environments, ensuring system reliability, security , and seamless integration with business applications. The ... We are looking for a skilled IBM i Infrastructure Systems Administrator to join our team in...maintain system efficiency. * Develop and implement security protocols to safeguard systems and ensure… more
    Robert Half Technology (11/20/25)
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  • Senior Information Systems

    Concurrent Technologies Corporation (Huntsville, AL)
    Senior Information Systems Administrator Concurrent Technologies Corporation Huntsville, AL Minimum Clearance Required: Top Secret Clearance Clearance Level Must ... powerful solutions. CTC is looking for talented Senior Information System Administrator with experience accrediting, maintaining, and...as well as network management. + Working knowledge of Linux and Windows operating systems (Puppet CM… more
    Concurrent Technologies Corporation (10/19/25)
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  • System Administrator

    SAIC (Colorado Springs, CO)
    **Description** We are looking for an experienced System Administrator to manage and enhance our IT infrastructure, particularly in a DoD environment. The ideal ... and optimize VMware and Nutanix virtualization technologies. + Implement and maintain system security protocols in accordance with DoD standards. + Monitor… more
    SAIC (11/21/25)
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  • Systems Administrator Expert…

    General Dynamics Information Technology (Germantown, MD)
    …years of related experience **US Citizenship Required:** Yes **Job Description:** ** Systems Administrator Expert - Backup and Configuration** Transform ... technology into opportunity as a ** Systems Administrator Expert - Backup and Configuration**... system availability, and implementing solutions to improve system performance and security . Expertise in Backup… more
    General Dynamics Information Technology (11/19/25)
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  • Senior HPC Administrator (High Performance…

    Mount Sinai Health System (New York, NY)
    …of regression tests), usage reporting, system performance (file systems , scheduler, interconnect, high availability, etc.), security , networking and ... HPC system administration and operations (preferably in a Redhat/CentOS Linux administration, Batch HPC cluster environment) + Must be an expert troubleshooter;… more
    Mount Sinai Health System (11/15/25)
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  • Systems Administrator

    Chenega Corporation (Arlington, VA)
    **Req ID:** 38346 **Summary** ** Systems Administrator ** **Arlington, VA** Are you ready to enhance your skills and build your career in a rapidly evolving ... interests of our nation. SecuriGence is seeking a talented ** Systems Administrator ** to help contribute to our...best practices. + Apply system and operating system patches to maintain security and ensure… more
    Chenega Corporation (11/20/25)
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