J.J. KARTHICK
Madurai
Summary
Linux Administrator with hands-on experience in server troubleshooting, patch management, and performance optimization across cloud and virtualization platforms, including Azure, AWS, and VMware. Proficient in installing, configuring, and maintaining Linux-based systems, ensuring seamless operations, security, and high availability. Skilled in system automation, scripting, log analysis, and incident resolution to enhance infrastructure stability. Adept at managing cloud-based Linux environments, optimizing resources, and implementing best practices for security and compliance. Strong ability to collaborate with crossfunctional teams to support business-critical applications and drive IT operational efficiency.
Overview
5
5
years of professional experience
Work History
Linux Administrator
HCL Tech
09.2022 - Current
- Managed and maintained 16,000+ Linux servers across AWS, Azure, and VMware cloud platforms, ensuring high availability and optimal performance
- Performed troubleshooting, patch management, and system updates to enhance security and reliability
- Worked with streamline deployments using automation tools such as chef client, Ansible
- Performed server restoration from the latest snapshots to recover systems efficiently and minimize downtime
- Ensured compliance with security policies and best practices, conducting vulnerability assessments and applying necessary remediation
- Provided technical support and collaborated with cross-functional teams to resolve critical infrastructure issues
- Rolled back servers to a previous kernel version to resolve compatibility issues and restore system functionality
Implementation Consultant
Neeyamo
09.2019 - 07.2022
- Analyzed client requirements and configured Neeyamo's software to fit business needs
- Maintained proactive communication with stakeholders, addressing concerns, tracking progress, and providing status updates
- Managed and executed data migration processes, ensuring seamless transfer of client data into the Neeyamo system with minimal disruption
Education
Master of Business Administration -
Alagappa University
Karaikudi07.2024
Bachelor of Science - Computer Science
The American College
Madurai07.2019
Skills
- Linux (RHEL, SUSE)
- AWS (EC2, CloudWatch)
- Chef Client
- Ansible
- Software installation
- ITIL framework
Timeline
Linux Administrator
HCL Tech
09.2022 - Current
Implementation Consultant
Neeyamo
09.2019 - 07.2022
Master of Business Administration -
Alagappa University
Bachelor of Science - Computer Science
The American College
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