Linux Administrator

Linux Administrator

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Job Description

The Linux Administrator is responsible for effective installation/configuration, operation, and maintenance of systems hardware and software and related infrastructure. The system administration tasking will be focused on improving the stability and performance of the system, maintaining and improving the security posture of the systems, continuous monitoring of system health, and troubleshooting issues that arise. The Linux Administrator is accountable for Linux servers and applications that support the enterprise infrastructure and business critical services. Responsibilities on these systems include engineering, operations and support, maintenance and research and development to ensure continual operation.

Responsibilities include:

• Engineering of Linux systems administration-related solutions for various project and operational needs.
• Fluent in various flavors of Linux: CentOS, Ubuntu, RHEL and Oracle Linux
• Install and configure Linux servers and application residing on Linux servers
• Develop and maintain installation and configuration procedures.
• Contribute to and maintain system standards.
• Provide Tier III/other support per request from various constituencies. Investigate and troubleshoot issues.
• Apply OS patches and upgrades on a regular basis, and upgrade administrative tools and utilities. Configure/add new services as necessary.
• Upgrade and configure system software that supports infrastructure applications or Asset Management applications per project or operational needs.
• Perform ongoing performance tuning, hardware upgrades, and resource optimization as required. Configure CPU, memory, and disk partitions as required.

Responsibilities:

• The Systems Administrator (SYSADM) is responsible for server back up and security, along with performance tuning and capacity planning.
• Familiarity with most basic system administrator tools and process; for example, can boot/shutdown a machine, add and remove user accounts, use back up programs, and maintain system database files.
• Responsible for operating and other system software; responsible for upgrading the operating and system software and keeping patches current. Able to do minimal debugging and modification of programs, execute the disaster recovery/back up procedures and archiving procedures. Able to maintain file and print capacity.
• The SYSADM should possess an understanding of network and distributed computing concepts.
• This is accomplished by working with the Systems Management Team Lead to understand the scope of services to be provided and assessing the impact they will have on the technical infrastructure.
• Must have the ability to work in a team environment. Completes assigned tasks. Possesses strong communication skills; both written and spoken.

Qualifications

• Sys admin experience in Linux environments and proficient in tasks such as analyzing log files, managing user accounts and groups, configuring iptable
• Familiarity with Samba, CIFS and NFS mount
• The ability to create and manage BASH scripting
• The ability to schedule and manage Cron Jobs
• The ability to setup systemd services
• Familiarity with web-based technologies, including but not limited to, reverse proxy servers, SSL certificate configuration, three-tier architecture
• Ability to effectively communicate (verbal and written correspondence) in a professional and courteous manner with technical and non-technical personn

Additional Information

All your information will be kept confidential according to EEO guidelines.

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