* Worked as one of the leads in Unix Pool. * Administered on-premises and cloud infrastructure. * Design, implement, and evaluate current and future infrastructure initiatives for the highest level of efficiency and performance. * Performed RCA for critical severity incidents and ensure a permanent fix is identified and implemented. * Made sure all servers are compliant to security, bug free and patched timely using Satellite Server Management and Automox to push security Bugs or OS Patching. * Design, implement, and evaluate current and future infrastructure initiatives for the highest level of efficiency and performance. * Developed procedures for Linux/Unix Security and management. Use various Automation (e.g. Puppet automation, Ansible and Shell/bash scripting) and use other tools (e.g. Git, ServiceNow, Wiki) to support and manage day to day tasks.

* Level 3 Admin in Unix / Linux Support for a Client who is a Giant in Natural GAS Business. * Supporting the BAU work.* Actively Involved with Various Projects like OS patching Planning and Execution Cycles, DR Planning, Servers Build and Decommissioning, Data Center Migration etc.* Managed the Repository Servers and performed OS Patching. * Co-ordinated with Vendor for any Hardware Faults * Worked on File system Administration, setting up Disk Quota, configuring backup solutions. General Administration of Unix/Linux - Installation, Users Creation, Group creation, Permissions, Creations of Folders, Mail/SMTP, Web (Apache, Tomcat), FTP, DNS, Proxy, Samba, Firewall (NAT, IP Tables, Packet Filter, IP Filter), NFS/CIFS etc. * Worked on Troubleshooting Day–to-Day issues

* Worked as an L2 with UNIX and Webmasters Team * Responsible for regular system administration tasks like Performance Management, Users management, Managing Yum servers, ftp servers, DNS, Apache Servers, File server management, LVMs management, Antivirus softwares management. Responsible for regular security updates installation, patches installation and systems upgrades.* Installing, configuring, testing, maintaining, administering new and upgraded networks, software database applications, servers and workstations* Ensuring systems and services are available over the network all the time.* Administrating various servers like web servers, FTP servers, Print servers, Network file system servers etc.* Create and configure file systems and file system attributes, such as permissions, encryption access control lists and network file systems.* Designing scripts to automate work.* Performing regular system backups.* Regular analysis of systems logs and events to establish potential issues and providing fixes.* Users management, Hardware maintenance* Customizing operating systems and its various services to ensure systems are safe over the network.* Managing systems firewalls, identifying root causes for recurring and critical issues.* Troubleshooting software/hardware problems.* Evaluation network systems logs for identifying and fixing network issues in systems.* Ensuring all the tickets/emails are resolved within agreed SLA’s* Coordinating with various internal teams and external vendors for the smooth functioning of servers and appliances.

* Handled calls for Dell Tech Support Process. * Responsible for troubleshooting Software issues and desktops/ laptops hardware issues.* Was promoted as a Voice Coach and during that time audited calls and provided feedback to associates. * Provided training to new recruits.