SUMMARY:

• Over 10 years of experience in IT industry, has experience in a wide range of client server applications in an enterprise environment
• Planning, installation, Operating system administration and hardware maintenance for AIX, Solaris, HP - UX, SCO, Novell, Windows and Linux.
• Has experience working in Banking, Manufacturing and research projects.
• Experience in handling data center operations.
• SUN Certified System Administrator for Solaris 9.
• Confidential eServer p5 and pSeries Administration and support for AIX 5L V5.3.
• 091 HP-UX System Administration.
• Installation of patches, security fixes and packages
• Experience working on Veritas volume manager and Solstice Disk Suite
• Configuration and maintenance of Confidential HACMP on AIX 4.3 and 5L
• Expertise in handling daily operations in line with ITIL processes
• IT Systems Administrator Experience in VMware, UNIX and Windows platform with expertise in system integration and networking.
• Experience in Installing and Configuring vCenter, VMware vSphere (Infrastructure Virtualization suite), ESX/ESXi Server, Virtual Machines and vSphere Client.
• Experience in High Availability (HA), Load Balancing (DRS), vMotion, vSwitch, Disaster Recovery and Clustering.
• Deploying Virtual Machines (VM’s) through Templates, Converting Physical to Virtual (P2V) and Virtual to Virtual (V2V) Machines using VMware Converter and Platespin.
• Experience handling network and Storage related issues.
• Expertise in various backup environments EMC Avamar SAN, BrightStor ARC serve Backup, VERITAS Netbackup and Windows NT Backup.
• Experience in installation and configuration of LINUX servers; expertise in Logical Volume Management, User Management, Network Management, Disk Management, Storage, Logical Partitioning; installation and update of packages using YUM and RPM.
• Extensive experience in UNIX performance monitoring, kernel tuning and Load balancing to ensure stable performance.
• Experience in Shell scripting to automate routine system administration tasks.
• Expertise in Server and Desktop hardware maintenance.

TECHNICAL SKILLS:

• Operating System - AIX 4.3, 5L Solaris 8, 9, RHEL ES 3/4/5, HP-UX, SCO UnixWare 7.1.4, Novell4.11/5 Windows 2008/2003 server & Windows 7/XP/ 2000/ NT.
• Hardware - Confidential RS 6000 M80, 6E3, SUN Sparc E250, E450, HP 9000/800 RP2470 HP Compaq Proliant Servers, Dell Servers, SUN enterprise servers.
• Virtualization - vSphere 4.0/4.1, ESX/ESXi server 3.5/4.0/4.1, vSphere Client, VMware Tools, vCenter, vMotion, Storage vMotion, High Availability (HA), Distributed Resource Scheduler (DRS), Disaster Recovery, VMware Update Manager, Clustering
• Monitoring tools - Nmon analyzer for Aix/Linux, Orca analyzer for Solaris, Bigbrother, HP OpenView
• Backups - EMC Avamar, BrightStor ARC serve Backup, VERITAS Netbackup and Windows NT Backup Shell and Perl scripting

PROFESSIONAL EXPERIENCE:

Confidential

Sr UNIX Engineer

Environment: Solaris9, SCO UNIX, Linux ES 3,Sun Sparc, Dell, HP

Responsibilities:

• Branch Engineering/Level 3 support for CITI Branch Environment.
• Data Center operations and management at Home Office.
• Provide 24x7 support for level2 Branch Enterprise support teams, field technicians and production users
• Create Unix server image builds, Server hardening
• Enterprise security management and remediation for Unix servers
• Resolve problems associated with Citi’s applications, database, managed disk space, and NFS mounts. Installed SAMBA for shares and desktop and network printing.
• Troubleshooting and root cause analysis
• Support HOC (Home office credit.) Production environment.
• Backup Administration using EMC Avamar
• Plan Validate and implement branch migrations.
• Environment setup and configuration for IST, UAT, and Symphony test ring setups.
• Created a VMware POC for maestro branch environment
• Scripts to automate routine administration tasks.
• Server consolidation using VMware
• Install and configure Oracle 8i, 9i, 10g and other Citi applications.
• Package Administration, Patch analysis, and Patch installation.
• Fine tune systems and applications.
• Continuity of Business
• Server inventory maintenance using Aperture
• Document procedures for design and support tasks
• Maintain security policies and follow Change control procedures.
• Create monthly delivery review and metrics reports.

Confidential

System Administrator

• Availabity of Sun production servers running NFS and NIS.
• Performance monitoring.
• OS Level monitoring and analysis.
• Monitoring Sun Cluster activities.
• Volume management using Veritas volume manager.
• User and file system management.
• Preparing server status and activity log reports.

Confidential

System Administrator

Environment:  Nmon analyzer for Aix, Linux,AIX 4.3, 5L, HP-UX 10.x,RS 6000 7026 M80, 7029 6E3, HP 9000/800 RP2470

• Managing Data center operations
• Availability of AIX production server running Caring Gov and Domino.
• Availability of AIX and HP-UX Test Servers for application development
• OS Level monitoring and analysis of AIX, HP-UX.
• Monitoring HACMP Cluster activities.
• Monitoring SSA storage activities.
• Taking weekly OS Level backups using BrightStor ARC serve Backup using TS3100 tape library
• Resolving trouble tickets within the SLA
• On-call operational support 24x7
• Work with vendor troubleshoot and fix Hardware problems.
• Preparing server status and activity log reports.

Confidential

System Administrator

Environment O/s: Solaris 8, 9, SuSE linux, RHEL Hardware SUN Sparc E250,E450,Sparc station

• Daily system Checks on all servers.
• Performance monitoring.
• Disk management using Solstice Disk Suite
• Troubleshooting the system problems and bringing the system back on the network
• Applying latest patches on SUN Servers.
• Managing NFS, NIS servers using Auto Mounts.
• Monitoring Disk space usage.
• Troubleshooting and providing solving user problems.
• File system management.
• Backup and restoring as per user request.

Confidential

System Administrator

• Maintained the lab desktops and servers UNIX systems, consisting of Sun Sparc 2, 5, 10, 20, UltraSparc 1 and UltraSparc 2, Intel and HP systems.
• User administration, disk quotas, files system maintenance.
• Data backup and restoring as per user requests.
• Performing daily system health checks.
• OS maintenance and patch updates.
• Installing and configuring Oracle 7.
• Environment and lab setup
• Data center and Hardware maintenance.

Confidential

Customer Support Engineer

• On-Site administration of the systems
• Hardware troubleshooting and problem solving.
• Network setup and troubleshooting TCP/IP, DNS, DHCP, subnets, NIS and NFS for Novell Netware, Windows, and UNIX based systems.
• Maintain O/S, applications and patch updates.
• Pre-Sales technical support to marketing personnel.
• Realization and renewal of annual maintenance contracts.