Joel Selvarayan
Associate Consultant
Chennai
Summary
Skilled system administrator with more than 9 years of experience in IT. Excels in tackling various technical challenges through innovative problem-solving and decisive action. Committed to maintaining high standards of system performance and reliability.
Overview
1
1
Certification
11
11
years of professional experience
Work History
Associate Consultant
Tata Consultancy Services
06.2024 - Current
- Managed Unix system administration and performance tuning for critical applications and assisted in the migration of legacy systems to modern Unix environments for efficiency.
- Implemented automation scripts using shell scripting languages such as Bash or Perl to automate routine tasks.
- Monitored disk space usage on file systems used by Unix servers.
- Monitored system performance metrics and logged system events.
- Provided technical support to end users on Unix-related issues.
- Managed storage devices like LVM and RAID configurations.
- Worked with vendors to resolve product related issues with their products running on Unix platforms.
- Installed, configured and maintained various Linux distributions such as RedHat Enterprise Linux, CentOS, Ubuntu.
- Maintained patch levels of operating systems using automated patching tools like Yum.
Senior Systems Administrator
Wipro Ltd
05.2021 - 06.2024
- Planned and implemented upgrades to system hardware and software.
- Researched and recommended new technologies and strategies for improving system performance.
- Creating Solaris SVM & ZFS, UNIX and Linux LVM disk layouts, creating and extending file systems.
- Responsible for Package and Patch Management & Installation in VMware vSphere, UNIX and Linux servers.
- Hardware installation & Implementation of SAN Switches (Brocade & CISCO)
- Monitor and troubleshooting of SAN Network (Brocade & CISCO)
- Upgrade/Downgrade fabric operating system (Brocade & CISCO)
- Firmware and BIOS Upgrade for SUN, HP & Dell Servers (Using ILO, IDRAC, ILOM)
- Capacity upgrade for Storages and Servers (HP, DELL, & SUN) as per OEM suggestions.
Associate
3i Infotech
12.2019 - 05.2021
- Working experience in User management and File permission in VMware/UNIX/LINUX servers
- Responsible for Package and Patch Management & Installation in VMware vSphere and Linux servers.
- Hardware installation & Implementation of SAN Switches (Brocade & CISCO)
- Installation and configuring vSphere and Virtual Center 5.5 and 6.0 & 6.7
- Resolve HA and DRS related issues in the VMware environment
Associate
Inspirisys Solution Ltd
10.2015 - 12.2019
- Prioritized tasks to meet tight deadlines, pitching in to assist others with project duties.
- Working experience in 24/7 support in Implementation and Technical remote support.
- Troubleshooting of Windows and Vmware server.
Education
Bachelor of Engineering - Electronics And Communications Engineering
Karunya University
Coimbatore05.2015
Skills
Unix/Linux expertise,Enterprise Linux solutions,Virtualization with VMware,AIX and Solaris administration
Certification
RHCSA
Timeline
Associate Consultant
Tata Consultancy Services
06.2024 - Current
Senior Systems Administrator
Wipro Ltd
05.2021 - 06.2024
Associate
3i Infotech
12.2019 - 05.2021
Associate
Inspirisys Solution Ltd
10.2015 - 12.2019
Bachelor of Engineering - Electronics And Communications Engineering
Karunya University