Alphonsa Arokia

 Alphonsa Arokia Phone: (M) +91 - Email:- ------------------------------------------------------------------------------------------------ Career Objective: I am looking forward to associate my self with an organization where is an opportunity to share, contribute and upgrade my knowledge for development of self and organization served. Summary :- Having 12+ Years Core experience in Unix Administration ( Solaris, Linux) , Extensive experience Working on VERITAS Volume Manager & VCS ( Veritas Cluster Services ), Ansible, Puppet, Shell Scripting. Having 12+ years of IT experience as System administrator on Linux 5, 6, 7, Solaris 8, 9, 10, 11, CentOS SVM and VERITAS Volume manager(VXVM) in 24/7 support. Managing users, processes, file systems, disks, patches and packages. LVM Trouble shooting. Managing RAID levels in LVM Automated daily tasks with shell scripting. Managing and adding disk space to existing mount points in Solaris and Linux Bad disk Replacement. Kernels patch installation. Security patching on Solaris and Linux systems. Experience in managing and troubleshooting VCS and Pacemaker cluster. Administrating Volume manager (SVM). Maintaining of VERITAS Volume Manager (VxVM, VxFS) Raids. Having knowledge on Zones, Samba,NFS, DNS in Solaris 10/Linux. Having Knowledge on VMware Troubleshooting in VCS configuring and updating the servers using Configuration Management tools like Ansible and Puppet for provisioning resources and deployment of patches A value driven and result-oriented professional with 11+years of experience in Solaris & Red-Hat Linux Administration. Pervious company: Wipro Technologies – Hyderabad Client / project:SPGI ( Infrastructure Shared Services) Duration:28 Jun 2018 to till date Pervious company: Tech Mahindra – Hyderabad Client / project:GE / GE ISS (GE Infrastructure Shared Services) Duration:13th Dec 2014 to 18 Jun 2018 Previous Company:IBM India Pvt Ltd - Hyderabad Client / Project:American Express, Telstra, State street Corporation. Duration:05 Sept 2007 – 10th Oct 2014 Previous Company:24/7 Customer Pvt Ltd. Client / Project:Dish Network Duration:08 Feb 2006 – 3rd Set 2007 Operating Systems:Solaris 8,9, 10,11, Linux 5,6,7, CentOS Cluster : VERITAS Storage Foundation Suite(VxVM,VCS) Pacemaker Ticketing Tools:BMC Remedy, Service Now Remote console :ILO, ALOM, ILOM CI Tool:Ansible, Puppet,Shell Scripting Virtualization: vSphere client, LDOM, Zones Sun Certified System Administrator SCSA -I & 2 ITIL V3 Foundation. Bachelor of Commerce from O.U. Troubleshoot of Sun Solaris on SPARC and CentOS/Redhat Linux Supporting 24x7 environment on application and database severs. Disk configuration and managing file systems.(File System Threshold, Process consuming Threshold). Scheduling of automatic, repetitive jobs using commands with Crontab. Monitoring and managing System performance of CPU Utilization, Virtual memory, swapping, Disk usage. Handling packages, patch management and configuring customize installation. Hands on experience file system-management on Linux. Managing process management and troubleshooting. Hands on experience on RAID levels. Managing users and groups and setting permissions using ACL Installation, Configuring of Package management. Scheduling of automatic, repetitive jobs using commands with Crontab. Administering daily network operations & maintaining performance. Trouble shooting issues related to NFS Experience in BMC Remedy and servicenow ticketing tool for incident, change, problem and configuration management. Detecting LUN and configuring into Solaris and VxVm, Linux. Multipath configuration LVM extension online and offline VxVm File sytem extensions Fixing Plex states, Volume states in VxVm Creating Soft link as per the User requirement Trouble shooting issue related to IPMP and Network teaming. Attending Bridge Calls and team meeting to discusses the issues and escalation Coordinating and interfacing with outside vendors, end users, other department team members and service providers to resolve issues. Trouble shooting issues related to Samba shares. Co-ordinating with Networking Team for any packet drops issues in NIC Worked closely with Capacity management and vendors in installing new hardware (DIMMS, HBAs,..etc) for existing servers to improve the performance as per the business requirements. Administering the disks with VERITAS volume manager. Installation of VERITAS Volume Manager Software. Upgradation of VxVM software to latest version Creating the disk groups and Volumes. Volume Configuration using RAID levels. Trooubleshooting plex level issues. Growing and shrinking the file systems online (VxFs). Identifying and Replacing the Faulty/failed Disk in the Volume manager File systems & mounting them Restarting, Recovering, and Removing the Volumes Experience in VERITAS cluster (Fail over and Parallel cluster). Adding, Removing and Shutting down a node in the cluster. Good knowledge on Resources, Service groups. Bringing the Resources to online and offline. Adding, modifying and deleting the Resources to the Service Groups. Freezing and switching service groups during maintenance. Clearing cluster fault resources. Adding the resources to the service groups. Monitoring and managing service groups. Cluster start/stop. Adding new filesystem or node to existing VCS configuration (Alphonsa Arokia)