Role Summary

Senior L3 Unix and Linux Engineer with solid hands on experience in Red Hat Linux and AIX, responsible for major platform engineering and operational activities across enterprise environments. The role includes operating system lifecycle management, upgrades, migrations, clustering, automation, scripting, and production support, with active collaboration with application and infrastructure teams in PCI and DMZ environments.

Key Responsibilities

· Provide L3 engineering support for Red Hat Linux and AIX platforms

· Lead major Unix and Linux initiatives including OS upgrades, hardware refresh, and platform modernization

· Own build, patching, upgrades, remediation, and decommissioning activities

· Resolve complex production issues using deep root cause analysis and performance troubleshooting

· Drive platform stability, standardization, automation, and continuous improvement

· Collaborate closely with application teams on deployments, upgrades, troubleshooting, and platform needs

· Act as senior technical interface with Network, Storage, Backup,



and Security teams

· Maintain documentation, support audits, enable knowledge transfer, and mentor L2 engineers

Red Hat Linux Engineering

· Hands on experience with Red Hat Enterprise Linux versions 7, 8, and later

· RHEL provisioning, patching, and major operating system upgrades

· Red Hat Satellite for system builds, patching, and content lifecycle management

· Pacemaker clustering including build, maintenance, failover, and troubleshooting

· Advanced Linux troubleshooting across CPU, memory, IO, filesystem, and services

· Support Linux workloads on VMware and physical infrastructure

AIX and IBM Power Engineering

· Hands on experience supporting AIX 7.x environments

· AIX installation, upgrades, technology level and service pack maintenance

· System tuning and capacity planning

· IBM Power migrations from Power8 through Power10

· VIOS build and administration

· LPAR c

📌 Senior Lead Unix (Chennai)
🏢 Staples India Business Innovation Hub
📍 Chennai