Monitored performance metrics such as disk space utilization, memory usage, CPU load.
Managed Linux server environments for optimal performance and reliability.
Documented system configurations and maintenance procedures for knowledge sharing.
Performed patch, update, security scanning and configuration to meet OS performance mandates.
Configured, tested and managed software installations.
Reduced service backlog by resolving daily tickets efficiently.
Configured and updated Linux servers with latest releases and patches.
Consultant-Technology
Virtusa Consulting Services Private Limited
05.2023 - 08.2025
Administered Linux servers (RHEL, Ubuntu) across production and staging environments, maintaining system
security, patch compliance, and performance optimization.
Automated system monitoring and backups using shell scripts and cron jobs.
Resolved technical issues through troubleshooting and root cause analysis.
Documented system configurations, procedures, and changes for compliance purposes.
Mentored junior administrators on best practices for Linux administration tasks.
Deployed servers with appropriate OS versions based on customer requirements.
Conducted regular system backups and disaster recovery operations, minimizing data loss during critical failures.
System Engineer
Tata Consultancy Services
Chennai
01.2019 - 01.2023
Served as Linux administrator and for several web-based applications and database administration.
Provide L2/L3 support for client-facing applications across finance and healthcare domains.
Monitor system alerts and resolve incidents within SLA using SQL and shell scripts.
Analyze application logs to identify root causes and implement fixes.
Coordinate with internal teams and external clients to ensure smooth issue resolution.
Handled secure file transfers via FTP/SFTP/HTTPS protocols.
Delivered technical solutions under tight deadlines and shifting priorities.
Worked in SQL queries and statements and utilized joins and sub queries to simplify complex queries involving multiple tables.
Performed Patching, system backups and security updates on a regular basis.
Skilled in Rsync for mirroring multiple servers in different locations to master server for backup and time efficiency.
Rebuilding the server for web application from backup data.
Skilled in TYPO3 front end administration for web based applications.
Created CRON jobs and Updating application performances through automation.
Performed package installations using yum and rpm.
Worked in change management and ticket tracking and resolution in Service now.
Document knowledge in the form of knowledge base tech notes and articles.