Prabhu Selvaraj

Experience

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  IBM

  May 2009 - Aug 2012

  System Administrator
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  Tata Consultancy Services

  Aug 2012 - Dec 2022

  Technical Solutions Architect

  • Designing and develop solutions for complex system administration issues and network concerns for related application problems.• All Services in Compliance with Walgreens processes which includes Service Requests, Incident, Problem and Change Management.• Implementing PCI Compliance, SOX & HITRUST Remediation as per Industry Standards.• Decommission of AIX Servers on legacy Power 5 & Power 6 Hardware as a cost savings initiative to Business.• Migrating AIX Servers from old storage VSCSI disks to new storage NPIV disks by co-ordinating with Storage team.• Working with IBM Capacity planning team to effectively plan & allocate the Memory and CPU cores on AIX systems as part of Total Cost Optimization project.• Migrating AIX Servers from older Power 5/6/7 Hardware to latest Power 8 & 9 Hardware to Enhance the Server Performance and to support Business operations.• Perform Hardware maintenance in the AIX Servers with IBM support team to fix/replace any known Hardware failures. • Systems Lifecycle management (Install, Maintenance, Upgrade, Configuration, Re-hosting and Decommission of compute in the Infrastructure landscape [On-Prem (Physical/Virtual) & Cloud]• Automating Linux patching using Redhat Ansible Automation YAML playbook.• Representing Client/Business to OS vendors (RedHat, SuSE, IBM, SUN, and Microsoft), OEMs Hardware Vendors (HP/LENOVO/IBM/SUN), Cloud subscriptions and other external sources for support and enhancements.• Implementing CHEF (Bootstrapping/ Recipes/Cookbooks) for bringing an automated environment• Firmware Patching & ESX Patching/Upgrade of Physical & Virtual Infrastructure.• Project Management – Work in JIRA, Confluence (Atlassian) to create and manage issue on daily basis.• DR Activities/Testing for multiple Business Units across environment.• Automating Thirty party Agent Installation in AIX & Linux Servers using Redhat Ansible Automation YAML playbook• Automating Linux patching using Redhat Ansible Automation YAML playbook Show less

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  HCLTech

  Jan 2023 - now

  Consultant