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Linux System Administrator

3 months ago

San Jose, United States Red Oak Technologies Full time

Linux System Administrator



• Engineering of systems administration-related solutions for various project and operational needs.

• Install new/rebuild existing servers and configure hardware, peripherals, services, settings, directories, storage, etc. in accordance with standards and project/operational requirements.

• Virtualization platform (VMware, KVM, and other)

• Storage management (Netapp, Dell/EMC, PureStorage, and others)

• Infra automation tools(ansible) support

• Foreman deployment management

• System inventory system (GLPI)

• Network equipment management (Cisco, Mellanox, and others)

• Install and configure systems which support infrastructure and/or R&D activities.

• Develop and maintain installation and configuration procedures.

• Configure/maintain storage equipment and troubleshoot with vendors.

• Configure/install EDA tools, FlexLM licenses, and troubleshoot software tool issues.

• Contribute to and maintain system standards.

• Contribute to and maintain security posture of the systems

• Research and recommend innovative, and where possible, automated approaches for system administration tasks. Identify approaches that leverage resources.

• Operations and Support

• Install and maintain security patches on the operational and development system, which includes but is not limited to, Red Hat Linux (Centos, Ubuntu…etc.), Windows 2008/2k8R2/2k12, VMWare, and Apache web services.

• Report Security Patch compliance.

• Perform daily system monitoring, verifying the integrity and availability of all hardware, server resources, systems and key processes, reviewing system and application logs, and verifying completion of scheduled jobs such as backups.

• Perform regular security monitoring to identify any possible intrusions.

• Perform daily backup operations, ensuring all required file systems and system data are successfully backed up to the appropriate media, recovery tapes or disks are created, and media is recycled and sent off site as necessary.

• Perform regular file archival and purge as necessary.

• Create, change, and delete user accounts per request as necessary.

• Provide Tier III/other support per request from various constituencies. Investigate and troubleshoot issues.

• Repair and recover from hardware or software failures. Coordinate and communicate with impacted constituencies.

• Maintenance

• Apply OS patches and upgrades on a regular basis, and upgrade administrative tools and utilities. Configure/add new services as necessary.

• Manage existing and/or deploy new instances of Jirra, Git, LDAP, Jenkins, VMWare environments.

• Upgrade and configure system software that supports infrastructure applications or Asset Management applications per project or operational needs.

• Maintain operational, configuration, or other procedures.

• Perform ongoing performance tuning, hardware upgrades, and resource optimization as required. Configure CPU, memory, and disk partitions as required.

• After hours and weekend support and/or alternative work schedules are required at various points in the year