Senior Unix Systems Administrator with extensive technical experience supporting high pressure trading environment in financial organizations. Demonstrated exceptional performance in handling fast paced dynamic environment working independently as well as within a team. Skilled in administering Unix operating systems at all levels including:

• System Planning & Design
• Shell Scripting
• Solaris Zones & Containers
• Software Configuration
• Cluster Configuration
• Server Migrations
• Hardware Configuration
• Volume Management
• Workstation support

Expertise

Operating systems: Solaris 2.5.1, 2.6, 2.8, 10, Redhat Linux 3 & 5, NeXT OS
Scripts: Bourne shell, korn shell, sed, and awk
Administrative Softwares: Veritas Volume Manager/File System 4.0/5.0, Veritas Cluster Server (VCS), Solaris Zones & Containers, Sun ODS, EMC PowerPath, samba, Solaris Jumpstart, RedHat Logical Volume Manager (LVM)
Hardwares: Sun Fire V1280/V480/V440/280R/V240, Sun Enterprise E250/450/220R/420R/E3500/E4500, Sun Netra T2000/210/240, Sun Workstation Ultra2/5/10/60/80 Sunblade 100/150, Fujitsu PrimePower 650/850, HP Proliant bl460c/465c, IBM X3650/3550, EMC CLARiiON CX3 Series, EMC Symmetrix DMX-4, Sun StorEdge A5000, NetApp Filers, Compaq NeXT workstations

PROFESSIONAL EXPERIENCE

Confidential/Merrill Lynch Dec 2010 – Feb 2012
Consultant

• Build and deploy Red Hat Linux 5.5 servers under assigned projects involving working with Design team , DB team, Application team and configuring servers based on the final design.
• Coordinated with Network team and Datacenter team to deploy servers in large scale, going to different environments meeting multiple group’s requirements.
• Provided troubleshooting and problem resolution to a wide range of routine problems related to server hardware, operating system and its related components..
• Performed general system maintenance: OS updates and upgrades, storage addition and file system creation, assisting application team with any issues at the server level.

Confidential March 2010 – Oct 2010
Consultant

• Working on server migration and consolidation project involved in provisioning RedHat Linux servers on HP Prolient DL and blade servers and configuring it as required by business.
• Installed and configured Veritas Cluster Server (VCS), customized third party software like Tivoli, Opsware, controlm etc.
• Provided 24x7 off-hour support for production server problems as well as scheduled night and weekend work.

Confidential July 2000 – Nov 2009 
Senior Systems Administrator

• Managed all aspects of production servers including NIS/NFS, automaps, software licensing, system configuration, system maintenance as determined by business requirements.
• Provided root cause analysis of critical errors or outages and recommended solutions to prevent or minimize future incidents.
• Capable of handling the entire process, from defining the problem, to specifying a solution by identifying the right products, work with the vendors, install/configure the software, execute integration process for all the components of solution to fit into overall technical architecture, industry standards and corporate policy.
• Performed troubleshooting of servers to isolate and diagnose system related issues and took remedial steps to resolve it.
• Implemented different project works involving setting up NY region backup servers, Rational Clearcase servers, Web servers with Veritas (VCS) cluster and Solaris IPMP Multipathing setup for high availability, Solaris10 Zones configuration..
• Performed Solaris OS upgrade while simultaneously migrating attached EMC SAN disks and recovering the SAN storage for upgraded servers.
• Wrote shell scripts for tasks including application startup, data format conversion, migration of user home directories, server health checks, log file maintenance.
• Coordinated software installation and upgrades to ensure work is performed in timely manner and in adherence to company policies.
• Supported one hundred Fixed Income traders and resolved user level issues rapidly enabling them to continue trading with minimal downtime..
• Performed system maintenance by applying relevant patches, packages, firmware upgrades on a regular basis.
• Monitored server environment throughout the day using existing tools to identify intraday performance issues.
• Moved systems from one network to another with appropriately redefined network parameters.
• Performed network, NIS, NFS, DNS, automount, telnet, ssh, ftp troubleshooting and resolved problems quickly
• Coordinated with field engineers to add system memory, cpu, HBA cards, network cards and replacement for any faulty disks and components.

Confidential Feb 1999 – July 2000 
Senior Systems Analyst

• Installed and configured servers with Veritas Volume manager for attached storage.
• Upgraded servers for Y2K Project by adding packages and patches.
• Coordinated software installation and upgrades to ensure work is performed in timely manner and in adherence to company policies
• Administered backup/restore using Legato Networker, read and analyzed various log files to troubleshoot backup failures.
• Mirrored boot drive using ODS for redundancy and also break/attach mirrors in case of disk failure.
• Worked with our vendors for resolution of problems beyond our service coverage.

Confidential Nov 1997 – Feb 1999
Junior Systems Analyst

• Worked with our web content development team to launch and maintain commercial websites for clients.
• Analyze and troubleshoot servers to diagnose any hardware/software/network issues and take actions to minimize outage.

EducationBS Computer Science
AS Mathematics
AAS Laser and Fiber Optics