Senior Lead Linux Engineer

Job description

**Key Skills:** Linux Administrator, UNIX AIX, Retail, UNIX **Roles and Responsibilities:** - Provide L3 engineering support for Red Hat Linux and AIX platforms, including complex production issue resolution with root cause analysis and performance troubleshooting - Lead major Unix and Linux initiatives such as OS upgrades, hardware refresh, and platform modernization across enterprise environments - Own build, patching, upgrades, remediation, and decommissioning activities for Red Hat Linux and AIX systems - Administer high availability and clustering solutions including Red Hat Pacemaker and Veritas Cluster Server, covering failover/failback and routine maintenance - Drive operational automation and tooling using Ansible and scripting (Shell/Bash), and maintain documentation, audit readiness, and knowledge transfer to L2 engineers **Skills Required:** - 7 - 10 years of hands-on enterprise Unix/Linux platform engineering and operations experience - Red Hat Linux and AIX 7.x L3 engineering support, including OS lifecycle management and upgrades - Red Hat Enterprise Linux provisioning/patching and Red Hat Satellite for system builds and content lifecycle management - Clustering and high availability administration using Pacemaker and Veritas Cluster Server, including troubleshooting split brain and resource-level issues - Automation and operational scripting using Ansible, Shell, and Bash; plus Git/Bitbucket-based workflows for change and incident tracking Good to Have: - Experience in retail environments - Additional Unix administration experience **Education:** Relevant degree (or equivalent experience) in Computer Science, Engineering, or related field