Professional Summary:

• Over 8 years of professional experience as System Administrator in various environment including Red Hat Linux, SuSE Linux and Sun Solaris platforms
• Experience in installation, configuration, upgrade, maintenance, performance monitoring and troubleshooting of Sun Solaris 8, 9 10, RHEL Red Hat Enterprise Linux 4.x, 5.x 6.x and SuSE 10 11 on various types of servers.
• Efficient in installation, configuration and implementation of RAID using various tools like Veritas Volume Manager, Logical Volume Manager and Solaris Volume Manager.
• Experience in implementation of high availability using Veritas Cluster Server 4.x, 5.x Storage Foundation Cluster File System HA 6.1
• Creation and maintenance of virtualized environments with Solaris Zones on Solaris 10 servers.
• Experience with installation, maintenance and troubleshooting of RHEL 4.x, 5.x, 6.x on VMware based environments.
• Experience with working on ZFS file systems which included tasks such as creation, mirroring, cloning and perform snapshots.
• Configuration and Administration of NFS, DNS, NIS, DHCP, Samba, SSH and LDAP on Solaris and Linux.
• Installing, performance tuning and troubleshooting of various Application Servers/Clients like http,Tomcat, Oracle, and Apache.
• Good knowledge in Shell scripting using bash, sh, ksh .
• Experience in solving day-to-day operational issues and technical issues on system integration and managing user and security administration.
• Proficient in Performance Monitoring of CPU, Disks, memory and Network.
• Monitoring tools experience on BMC Monitoring, experience on change control and root cause analysis.
• Excellent knowledge of SAN Administration, LAN/WAN/Subnets/VPN/Firewalls, TCP/IP networks, OSI layers, and Client/Server architecture.
• Hands on experience with various Linux text processing tools like vi, sed, awk, grep etc.
• Documenting processes, best practices, troubleshooting procedures, presentations on intranet servers which include wikis.

Skills:

Experience Summary:

Confidential

Project Team Linux SME

Responsibilities:

• Worked on building new Redhat Linux servers, support lease replacements and implementing system patches using the administration tool
• Experience with VMware Virtualization using ESX hypervisor of Vsphere 5.1.
• Experience in installation and implementation of and Redhat Operating Systems 5.x 6.x.
• Configuration, implementation, administration of Veritas Clustered server Storage Foundation Cluster File System HA on Redhat Linux environment.
• Experienced in system administration, System planning, co-ordination and group level and user level management.
• Expertise in creating and managing Logical Volumes in RHEL Linux
• Performed automated installations of Operating systems Redhat Linux using central repository imaging system
• Expertise in setting up fswatch Monitoring software and installation comvault backup on Linux environment.
• Supported production systems 24 x 7 on a rotational basis.
• Expertise in Installation, Configuration of Package and Patch Management.
• Handling and generating tickets via the BMC Remedy ticketing tool.
• Experience with setting up Linux servers for Oracle Real Application Clusters and configuring SAN based mount points.
• Excellent Project Management experience.
• Expertise in Performance Monitoring and Performance Tuning using Top, prstat, sar, vmstat, ps, iostat etc.
• Creating new file system, managing checking data consistency of the file system.
• Created new file systems using Raw Device Mapped lun's, Virtual Disks and SAN storage as per required.
• Documented the procedure of Obsoleting servers resulting in considerable reduction in time and mistakes for this process as well streamlining the existing process.
• Communicated and Coordinated with customers internal/external for resolving issues for reducing downtime.
• Experience in Disaster Recovery and Planning.
• Problem determination, Security, Shell Scripting.
• Supported after-hours to meet deadlines as well as for operational support as required.
• Proven experience in end-to-end problem determination/troubleshooting system issues.
• Thorough understanding of networks and storage systems.

Environment: RHEL 4.x,5.x 6.x,Veritas Cluster Storage Foundation Cluster File Systtem HA,Veritas Volume Manager, Vmware Vsphere 4.1 and 5.1, Celerra Storage, and NetBackup Storage.

Confidential

Linux System Administrator and Data Center Engineer

Responsibilities:

• Worked in a environment of 3000 servers which hosted SuSE Linux 10 11.
• Built servers running SuSE 10.x, 11.x in both dedicated and virtualized environments based on requirements of the customer.
• Installed and configured HPOV for monitoring performance of the servers in various levels including Network, CPU, Memory and Disk performance.
• Establishing of corporate standard documentation for deployment and Testing.
• Knowledge transition for new onshore offshore resources and updating technical document as and when required.
• Ensuring the effective delivery of servers within the stipulated SLA.
• Successfully completed the transition at onsite and deployed the project at offshore.
• Good experience in monitoring, implementing, and documenting the entire DR process
• Installing, administering SuSE Linux using XCAT, KVM based hypervisors.
• Network administration and monitoring on Linux server using third party tools such as HPSM and native UNIX commands like netstat, ifconfig, ethtool, traceroute and tcpdump.
• Implemented NFS, NIS, SAMBA and LDAP on SuSE Linux servers
• Acquired SAN storage and configured it under different type of volume managers in SuSE Linux environments.
• Involved in several projects Datacenter/Server consolidation and virtualization using VMware technologies
• Migrations of servers from physical to virtual
• Documented various procedures for installation, upgrades, bug fixes and troubleshooting for all types of UNIX environments.
• Worked on-call L3 Support 24x7 on a weekly basis
• Attended team meetings, change control meetings to update installation progress and for upcoming changes in environment
• Troubleshoot servers, switches, and client systems, install operating systems, installation of blade servers client machines, set up remote desk tops, upgrade systems, fiber channel switches, workstation builds and repairs.
• Provided technical support for internal customers
• Maintain all of the test equipment needed in the proof of concept POC environment
• Provided infrastructure solutions for the customers in the Data Center environment.
• Delivered excellence in customer service through situational analysis and timely resolve of escalating problems
• Storage array configurations
• Racked and cabled all equipment for enclosures.
• Experienced in Projects for storage deployment, 2012 2013 refresh in Data center and Data Migration.
• Reply to and answer help desk tickets
• Experience in consulting based on customer's environment end-to-end solution.
• Mentoring new team members and delivering Knowledge session within the team

Environment: SUSE Linux 10 11, HP ProLiant BL460c,WS 460C ,BL220, BL280, IBM HS22, IBM x240 and IBM x3650 , IBM X3550, Data Direct Network DSC37000 IBM Storage, XCAT, CMU Administration, HP Service Manager, BMC, Virtual tech, Load Sharing Facility LSF , General Parallel File System GPFS .

Confidential

High Performance Computing System Administrator

Responsibilities:

• Managing all Unix physical servers which are part of the High Performance Computing Cluster.
• Troubleshooting of Unix operating system related issues and provide the root cause and solutions.
• Maintenance of Gold build images and clones for SUSE Linux.
• Defining the server hardware which is available in the GM hosting Technology roadmap in the core and deprecated categories.
• By using LSF need to monitor and maintain the efficiency of the Jobs being submitted.
• Using CMU, XCAT to install OS in all the servers.
• Experience in providing the L2 L3 support for Trouble shooting and Performance Tuning for servers.
• Configure Host name, user/Mang/utility/BuR IP addresses accordingly.
• Configure the network services DNS, NTP, NIS, Send mail/Postfix .
• Perform TSS Scan as per GM GBD and get it approved from Security team.
• Install required RPM / packages and tuning kernel Parameters for ADS/Apps team.
• Configure required OS parameters for ADS team/ DBA team.
• Coordinate with network team for Physical server cabling / racking.
• Registering hostname in the IPAM site and ROARS request for IP's with HP team.
• Coordinate with vendor / Onsite team for ILO configuration for remote server access.
• Configure Hardware RAID 1 0 for internal disks as per GM standard.
• Install HPOM monitoring tool and get certificate registered with tools team.
• Perform testing and reproduction of customer reported issues.
• Experience in ITIL policies for Incident and Change Management.
• Provide product specific bug replication and patch verification.
• Interact with Current Product Engineering CPE /Sustaining Engineering, Product Management on both proactive and reactive basis.
• Own cases with Technical Support and working towards resolution with high effort
• Serve as an expert technical resource on specific subjects and problem issues within Support, as well as expert resource on cross-product problems.
• Assist with escalations to the next higher level.
• Shift-work and on-call duties as necessary.

Environment: SUSE Linux 10 11, HP ProLiant BL460c,WS 460C ,BL220, BL280, IBM HS22, IBM x240 and IBM x3650 , IBM X3550, Data Direct Network DSC37000 IBM Storage, XCAT, CMU Administration, HP Service Manager, BMC, Virtual tech, Load Sharing Facility LSF , General Parallel File System GPFS .

Confidential

UNIX System Administrator

Responsibilities:

• Jumpstart and Flash Installation of Solaris 10 on Sun SPARC T2000 and M5000 Servers for testing, production and disaster recovery setup as required.
• Creation of file systems using ZFS and setup quotas in zpools
• Installation of Software Packages and checking the integrity of installed packages using package check on Solaris 10 servers.
• Responsible for planning the migration of applications among environments.
• Configuration and maintenance of Solaris10 for various applications
• Administration of Services using SMF. Error detection and Observation of services
• Implementation of non global zones for Oracle and SAP. Patching of zones and migration of zones from Sun v440 to Sun M5000
• Performed volume management using VERITAS Storage Foundation 4.1, 5.0 which included the encapsulation, initialization, root disk mirroring, export / import of disk groups etc.
• Maintained Volumes and File Systems using Logical Volume Manager on Dell PowerEdge servers 1850/2850.
• Installing of VERITAS Cluster Server 5.0 for High Availability and configuring a fail over Cluster. Adding and removing nodes from a cluster configuration.
• Implemented VERITAS Cluster 5.0 for Oracle 10g, Sun JES Web Server 6.1 and SAP agents.
• Installation and management of applications like Apache 2.2, Sun JES Web Server 6.1, Oracle 10g and Sybase 12.5 on Solaris 10.
• Extensive troubleshooting of issues related to network, hardware, Operating System, applications, users, and resource failovers on VCS 5.0 etc.
• Automated repetitive administrative tasks like parsing of files, creating users, backing up file systems, transfer of files for ftp and sftp etc. using bash, korn shell
• Solaris10 migration from E220, V440, V890 to M5000.

Environment: Solaris 10, Veritas Cluster Server 5.0, Veritas Storage Foundation 5, Veritas Netbackup 6.5, Oracle 10g and Powerpath, Microsoft Windows 2003, Sun servers E220, V440, V890, M5000, T2000, Dell PowerEdge 1850, Dell PowerEdge 2850, Sun Storage 7110

Confidential

Project Engineer.

Responsibilities:

• Installation and configuration of BMC Patrol agent based monitoring for database servers.
• Database monitoring configuration for MSSQL, Oracle and Sybase servers.
• Analyzing the past issues and bringing possible, implement able solutions, keeping in view the business security process.
• Liaise with BMC Support for custom monitoring request, complex and unknown issues.
• Configuring the monitors with required threshold values for various Operating systems
• Maintenance and troubleshooting of Patrol agents and Console server
• Applying blackout for monitors during maintenance period
• Daily health check and performance tuning
• Documenting, tracking, communicating test plans, test results, analysis, unresolved problems.