Linux Administrator

About the Employer
Annual Salary
Not disclosed

Job Description

Introduction
System Administrators are the gatekeepers to the many systems that run our company and our clients. As a System Admin with IBM, you will have the opportunity to provide high-value IT services and leverage our leading-edge technology portfolio in our global network. Your work has a direct impact on the day-to-day productivity of our business by ensuring integrity of, and access to, our most important resource: data.

Your Role and Responsibilities
As Unix Administrator, you are... responsible for design, development, implementation and support Unix infrastructure on both on-premises and cloud Environment.

Responsibilities:
• Provisioning physical and virtual Unix / Linux servers in standalone or cluster configuration
• Unix / Linux post-installation activities, include security hardening, backup, monitoring, printing, and standard build tasks
• Applying the latest security, enhancement and regular patches to the Unix / Linux servers, along with management tools
• Change management tasks for minor, major and emergency changes
• Providing support for Unix / Linux incidents and service requests
• Troubleshooting with support vendors to resolve issues
• Assisting with any firewall / DNS requests related to Unix / Linux servers
• Performing research as required to implement any new Unix / Linux components that are required for project and operations related requests
• Preparing project and operational documentation, such as Run Books and System Operating manuals
• Operationalizing new Unix / Linux servers / server changes, including transitioning the server specific knowledge to the Unix Support team

Required Technical and Professional Expertise
• Systems administration experience with Unix / Linux Enterprise servers, include server / operating system builds, shell scripting, monitoring, patching, security hardening, performance tuning, printing and troubleshooting
• Need to have a full DevOps project experience on RHEL/CENTOS Linux platform and work closely with application development team. In additional, understanding their requirements to integrate CI/CD pipeline concept and streamline the process to closing the gaps between Linux operational and application development teams.
• Should have worked on building / managing / administrating the following tools:
• Ansible Playbook/Automation
• Satellite 6/Content View management/Host Groups/RedHat Insights/Provisioning Setup/Puppet post-installation automation/RHEL license entitlement management (virt-who)
• AWS/Azure Cloud based tools
• MUST have experience building / managing / administrating the following Linux platforms / tools:
• Red Hat (Physical & Virtual):
• Red Hat Enterprise Linux 5.x/6.x/7.x/8.x
• Red Hat Cluster

Preferred Technical and Professional Expertise
• Experience building / managing / administrating the following Unix / Linux platforms / tools:
• IBM Power 5/6/7:
• AIX 5.x/6.x/7.x
• IBM PowerVM and VIOs
• IBM HMC
• IBM PowerHA (or HACMP)
• IBM NIM
• Oracle/Sun V-series or T-series:
• Oracle/Sun Solaris 8/9/10/11 Sparc
• Oracle/Sun VM for Sparc (LDom) and Container/Zone virtualization
• Oracle/Sun zfs
• Oracle/Sun ILOM service processor
• Oracle Enterprise Manager Ops Center or any Solaris management tools
• Veritas InfoScale Storage and Availability (Veritas Storage foundation & VCS Cluster Server 5.x/6.x/7.x
• Experience building / managing Unix / Linux servers in a large, complex, corporate environment
• Experience / knowledge with the following operating system versions / tools is also preferred:
• Solaris
• Other Linux versions (CentOS, Oracle Linux, Suse, FreeBSD, Ubuntu, Debian)
• Puppet & Ansible
• BIND
• Exceptional analytical and problem solving skills
• Self-directed, highly motivated, and results-oriented
• Good communication and customer interaction skills
• Team player with well-developed interpersonal skills
• Good written and verbal communication skills
• Proficient computer skills using Microsoft OfficeRead more

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