OBJECTIVE

• Seeking a challenging position as a UNIX (AIX and RHEL) ADMINISTRATOR. Provide cost effective design and implement IT solutions with expertise domain knowledge based on customer demands.

SUMMARY

• Having 9+ years of IT experience in managing UNIX (IBM - AIX) infrastructure from small to enterprise level environments.
• Having 2+ years of managing RHEL
• Having 1 year experience with IT automation tool.
• IBM AIX Certified, Enterprise Technical Support, RHEL Certified System Engineer.
• ITIL V2 certified. Strict adherence to process management guidelines and procedures.
• Worked on Data center migration.
• Having responsibility to support all UNIX system problems 24*7 and resolving them on timely basis.
• Having good experience on Logical Volume management (LVM) in RHEL & AIX environments
• Strong knowledge on virtualization concepts and implementation techniques on various platforms - IBM,
• Configured mission critical servers using various cluster products - Veritas Cluster Server, IBM PowerHA/HACMP.
• Automation of daily tasks including file removal, log rotation, performance collections, disk space utilization using shell scripting (bash, ksh).
• Created scripts for pre-check and post-check tasks for storage (EMC/Hitachi) and host based migrations
• Worked in data center consolidation projects and performed various P2V / V2V migrations

TECHNICAL SKILLS

Operating Systems: AIX-4.3,5.x-6.x, IBM VIO-1.x,2.x,HMC 5.x,6.x,7.x, Red Hat-5.x-6.x, SLES-10.x-11.x

Hardware: IBM Power Series - P5 (510,520,550,570,595) /P6 (550,595), /P7 (775,795) and RS6000 series, HMC

Languages & Scripts: Bash, Ksh.

Networks: NIS, NFS & DNS.

Cluster software: Veritas Cluster server, IBM PowerHA/HACMP

Web & App servers: Apache 1.x, 2.x

Other Softwares: EMC Power path, Hitachi HDLM, VIO, Netbackup, Data Protector, HP-OVPM, LPAR2RRD,Oracle RAC, IBM TADDM.

Monitoring Tools: BMC Patrol,Puppet, Remedy, HP-ITSM

Ticketing Tools: BMC, Front range, Remedy

PROFESSIONAL EXPERIENCE

Confidential, Glen Mills, PA

AIX /Linux system admin

Responsibilities:

• Involved in the configuration, installation, Administration, and Troubleshooting of Unix systems.
• Analysis of problems at a system level and determining the cause.
• Managing the day to day operations in the server environment in the datacenter as per the project requirement..
• Implementation of new servers and supporting the existing servers.
• Configuring auto NFS
• Expertise in Implementing and supporting large scale infrastructure environments.
• Configure NTP server and client configuration.
• Troubleshooting various problems related to server and client.
• SAN migration - cisco switch & cable replacement
• Installation and configuration of Unix servers.
• Managing and Administrating the Clusters servers.
• Providing functional/technical knowledge to team members
• OS migration and gradation.
• SAN migration.
• Server build using kick start installation and configure in CSC data center.
• Troubleshooting various problems including Software, Hardware and Networking.
• Working on LDAP client configuration.
• Configuration and maintenance of NFS.
• Configuration and maintenance of NIS clients.

Confidential, Bensalem, PA

AIX /Linux system admin

Responsibilities:

• Managing the day to day operations in the server environment in the datacenter as per the project requirement.
• Installation, configuration and provide support to aix) servers in enterprise environment
• Disk management (using lvm). This includes PV/VG/LV/FS creation, deletion, resizing. LV migrations, mirroring, striping. PV moves on storage migration activities
• Configured Various NFS servers and NFS clients. And also involved in NIS team and configured NIS Master Server
• Perform performance analysis and provided inputs for server consolidation projects

Confidential, Schaumburg, IL

AIX /Linux system admin

Responsibilities:

• Involved in the configuration, installation, Administration, and Troubleshooting of Unix systems.
• Analysis of problems at a system level and determining the cause.
• Managing the day to day operations in the server environment in the datacenter as per the project requirement..
• Implementation of new servers and supporting the existing servers.
• Administration of UNIX systems
• Configuring auto NFS
• Expertise in Implementing and supporting large scale infrastructure environments.
• Configure NTP server and client configuration.
• Troubleshooting various problems related to server and client.
• SAN migration from Tier2 to Tier 1.
• Installation and configuration of Unix servers.
• Managing and Administrating the Clusters servers.
• Providing functional/technical knowledge to team members
• OS migration and gradation.
• SAN migration.
• Server build using kick start installation and configure in CSC data center.
• Troubleshooting various problems including Software, Hardware and Networking.
• Working on LDAP client configuration.
• Configuration and maintenance of NFS.
• Configuration and maintenance of NIS clients.

Confidential

AIX/Unix system Administrator

Responsibilities:

• Installation and configuration of AIX Unix servers.
• Managing and Administrating the Clusters servers.
• Preparing High Level Design Document and Detailed Design Document.
• Supporting for Dual VIO with metro mirror cluster.
• Assigning LUN to client server from VIO servers (In cluster).
• Troubleshooting various problems related to VIO and client.
• SAN migration from Tier2 to Tier 1 from the VIO server.
• Supporting for EMC clarion (SRDF),
• Mirroring data VG using cluster
• Worked on Virtual fibre channel -NPIV.
• All accounts are having new technology using dual VIO and metro mirror cluster.
• Troubleshooting various problems related to cluster.
• Reviewing client deliverables for quality
• Interacting with the client and the onsite coordinator for issues and queries in the project.
• Guiding team on issues
• Documenting existing processes in the system
• Installation of AIX 5.X on various IBM machines.
• Creating File systems, File system size increase, LVM and Storage management
• Assigning LUNs to client (cluster) server from VIO servers
• Troubleshooting various problems related to cluster.
• Mksysb backup from the NIM server and NIM server build.
• Installation and configuration of AIX Unix servers.
• Server restoration using mksysb
• New build servers using golden image.
• OS migration from 5.X to 5.3
• LPAR creation and build using golden image mksysb
• Extended the memory on frame using Capacity on Demand

Confidential

AIX/Unix system Administrator

Responsibilities:

• Installation and configuration of 4.3 and 5.X
• Migration from 4.3 to 5.3 OS.
• AIX 4.3 and 5.X ML/TL up gradation.
• Troubleshooting various problems including Software, Hardware and Networking.
• Creating & extending Volume groups, Logical volume & Mirroring
• Configuration and maintenance of LVM.
• Monitoring and handling of performance issues
• Configuration and maintenance of local as well as remote printer queue.
• Configuration and maintenance of NFS.
• Configuration and maintenance of NIS clients.
• Mksysb backup from the NIM server.
• File system creation and providing extended permissions.
• Opening case with IBM for hardware part replacement.
• For critical problem, we will initiate the Service restoration team.
• NIS password reset.
• Raw file system creation for DBA.
• Configuring Network Adapters for Redundancy- ether channel.
• Monitoring of disk usage.
• Monitoring of System Performance and recommending corrective actions when necessary.
• Performance Tuning
• Maintenance of Servers and co-ordination with the vendor for escalations.
• Managing the Backups as per the backup strategy of the organization.
• User Administration
• Performing the administration tasks.
• Providing environment for testing and development based on test strategies and test plans.
• Helping the users in resolving issues.

Confidential

AIX Administrator

Responsibilities:

• Installation and configuration of 4.3 and 5.X
• AIX 4.3 and 5.X ML/TL up gradation.
• Troubleshooting various problems including Software, Hardware and Networking.
• Creating & extending Volume groups, Logical volume & Mirroring
• Configuration and maintenance of LVM.
• NIS password reset.
• Raw file system creation for DBA.
• Configuring Network Adapters for Redundancy- ether channel.
• Monitoring of disk usage.
• Monitoring of System Performance and recommending corrective actions when necessary.

Confidential

Responsibilities:

• Trouble shouting various problems including printers, CDROM
• Installation of various Operating Systems on client machines such as Windows Me /98 /95.
• Installation and configuration of network printers.
• Configuration of MS Outlook.
• Configuration of Internet/Intranet through proxy servers.
• Installation of New packages, Service Packs upgrading of software and OS.
• Securing files and folders to avoid unauthorized access.
• Generation of daily call reports.
• Trouble shouting various problems including printers and MS Outlook.
• Windows, Unix Administration and Helpdesk Support.
• Implementation and administration of Unix.
• Remote and Local Installation of Windows NT 4.0, Exchange Server and Clients.
• Implementing Local Area network.
• Implementing WINS, DNS, DHCP and interconnectivity between different servers for Data transfer and sharing of various Resources.
• Implemented WAN by using 64 KBPS Leased lines and provided interconnectivity between Domains by using Single Master Domain Controller Model.
• Successfully designed and implemented Intranet using Inter Information Server for company’s web applications and hosted various webs sites for clients
• Established network printing for group usage and backup strategies for servers.
• Implemented various tests Domains for internal testing.
• Installation and configuration of 4.3 and 5.X
• Troubleshooting various problems including Software, Hardware and Networking.
• Creating user accounts, groups and providing privileges.
• Creating & extending Volume groups, Logical volume & Mirroring
• Configuration and maintains of LVM.
• Configuration and maintains of local as well as remote printer queue.
• Configuration and maintains of NFS.