Working as a part of the Secure Environment Team providing routine and technical support for more than 1500 Unix/Linux servers
Responsible for audit remediation, customer and internal projects, patching, documenting new procedures and consulting.
Responsible for OS Compliance/remediation, OS patching, and Firmware upgrades.
Providing complex analysis of the system software and hardware requirements to determine operating system specification and customization.
Working with Redhat Satellite Server for upgrading and installing OS package and patches in RHEL servers;SUSE patching using ZLM.
Coordinated with HP technicians to determine RCA on few occasions by facilating veritas and solaris explorers, core dumps, RHEL sosreports.
Installation, maintenance and configuration of RHEL 4/5/6, Solaris 9/10 and SUSE operating system.
Disk management like adding new disk to the disk groups, giving space to the existing groups, deleting volume and increasing the file system in Veritas Volume Manager.
Used LVM on Linux environments and managed the file system.
Troubleshoot server performance using HP Performance Manager.
Administartive jobs like user management, Security management and space management.
Used remote administration tools like ILOM, ILO and IDRAC. Also, used Dell RACADM (Remote Access Controller Admin) utility, command line interface for DRAC.
Disabling SSLv3 support in apache and planet web instances.
Performing ORM audit and server remediation work using HPSA.
Installed and Configured Apache webserver instances in Rhel and SUSE servers.
Performed daily, weekly and monthly backups using VMware Data Protection appliance
Monitored applications and environments to ensure system availability
Assisted in the planning and execution of disaster recover failover testing
Performed proactive capacity planning, including short term and long term trend analysis, ensuring all infrastructure components are monitored for capacity and stability.
Possessed strong network knowledge and skills in network protocols such as TCP/IP and DNS.
Responsible for providing support to Linux server administration, configuration and troubleshooting of the server infrastructure and performance issues
Developed technical and operations standards, procedures, technical documentation and metrics related to VMware products.
Deployed IT enterprise infrastructure, including servers, storage arrays, tape libraries, application appliances, switches, Firewalls, UPSs, and other hardware.
Interact with vendors on data center products, services, protocols, and standards to remain abreast of developments in the data center/infrastructure industry.
Monitor and manage nightly jobs, backups, server performance and provide system performance statistics and reports.
Participate in managing system backup and recovery process and procedures.