SUMMARY

• Around 8 + yrs. working experience in Red Hat Enterprise Linux, Fedora Linux, Debian Linux, OEL (Oracle Enterprise Linux), Sun Solaris, Ubuntu Linux, SUSE Linux and AWS.
• Worked as Linux/Unix system administrator on Redhat EL 4.x, 5.x, 6.x, 7.x, CentOS, SUSE, Oracle Enterprise Linux, Solaris and VMware ESX environment.
• Working experience in implementing and administering VM's using VMware ESX 3.x, 4.x, 5.xand VSphere 4.x 4.1x5.0x and vCenter.
• Experienced in Kickstart, Jumpstart, Infrastructure setup and Installation Methods.
• Planning, Installation and configuration of RHEL 4.x/5.x/6.x/7.x, along with installation and configuration of Kickstart.
• Excellent concepts of LVM and SVM creating new file systems, increasing and decreasing file systems, mounting file systems, un - mounting file systems and troubleshooting Disk space issues and experienced in deploying RHEL 4/5/6/7 in an enterprise setting.
• Performed kernel tuning based on the applications to be installed and the number of users.
• Proficient in Linux Utilities: KICKSTART, SSH, FTP, AUTOFS, Quota Management, wrappers, User Management, Process Management, Memory Management, and Text processing tools, Log Management, Package Management, Disk Management and Swap Partition/Files Management.
• Experienced working on SUSE Linux 9.x, 10.x, 11.x, 12.0 and Ubuntu.
• Highly experienced in installing, configuring, and implementing Virtualization Environment usingVMware, Oracle virtual box, Windows Active Directory and LDAP.
• Experience in implementation and maintenance of VMware, Amazon Web Services (AWS) and Migrations, DNS, DHCP, NIS, NFS, SMTP and Linux instances, Configured and administered server system Apache 2.x/1.x, Tomcat 7.x/6.x/5.x/, and Web logic 8.x/9.x/10.x/11.x.
• Experience with installing, maintaing and troubleshooting hardware and software problems with AIX, HP-UX and Redhat Servers.
• Installation of Database servers and user’s management such as Oracle, MYSQL, SQL Server, Disk space and File system management using Veritas Volume Manager 4.x/5.x,Logical Volume Manager, ZFS and Monitor Disk space and space as needed in LVM.
• Accomplished Disk Mirrors and RAID 0, 1 and 5 levels on several UNIX/LINUX servers.
• Troubleshooting skills with network protocols such as DNS, TCP/IP, SMTP, and SNMP and worked on SAN and NAS technologies, AWS Route53.
• Coordinated with SAN Team for storage allocation and Disk Dynamic Multi-pathing (DMP).
• Experience with ticketing tools such as Remedy, Quick base, ServiceNOW, JIRA and good working experience in basic UNIX scripts using Bash and Terraform.
• Installation of Operating Systems, Packages and Patches, System Security, backup recovery, and performance tuning.Knowledge of system analysis, troubleshooting, and performance tuning system operating systems.
• Experienced in implementing the workload Management (WLM) using cloning and clustering.
• Worked on JBoss including installation, configuration, and management and troubleshooting.
• Creating and maintaining user accounts, profiles, security, rights, disk space and process monitoring.
• File System servers with NFS with Auto mount clients.
• Experience on working automation tools Puppet, Chef, Jenkins and Vagrant and experience on monitoring tools like Nagios, OEM and Planning and setup of Disaster Recovery Servers.
• Experience with backup technologies like Tivoli Storage Manager (TSM) 5.x/6.x/7.x, HPDP and Veritas Netback up 4.x/5.x/6.x.
• Ability to multi-task and excellent team player with ability to work independently as well.
• Worked with Vendors on system issues, bugs for its resolution and Quotes for Server Hardware
• Provide and reviewed technical support for technical documentation of UNIX/LINUX servers.
• Willingness to work on flexible hours for production, backup and on-call support for 24/7 environments.
• Self-motivated, committed to work, detail oriented and excellent problem solving skills with leadership qualities.

TECHNICAL SKILLS

Web/Applications servers: Apache 2.x/1.x, Tomcat 7.x/6.x/5.x, Web logic 8.x/9.x/10.x/11.x

Networking: TCP/IP, NIS, NIS+, NFS, DHCP, DNS WAN, SMTP, TELNET, FTP/TFTP, SNMP, LDAP

Languages: C, C++, C#, Matlab, HTML, Bash, Python, Perl &K Shell Scripting.

Backup and Recovery tools: Dump, Restore, Tar, CPIO, Rsync, Kernel re-compilation & Patches update, Kickstart Installation, Firewalls: IPTables; SELinux; ACLs

Hardware: IBM p-Series P690, P570, RS6000, Sun Fire, HP Proliant, G2, rx8640, rp7420, rp8420, N-Class, L-Class, D-Class, K-Class, T-Series M-Series, IBM/HP/DELL Blade Server r710, DELL Power Edge 8450, 6650, HP DL 360 G3/G4/G5, HP DL 380.

Database: Oracle11g, MySQL, DB2, SQL Server, Sybase, MS Access

Operating Systems: (O.S)/ O.S Applications Red Hat Enterprise Linux 4.x, 5.x 6.x and 7.x, CentOS 5.x, 6.x, Oracle Solaris 8,9,10, ESX, VERITAS Net backup 4.x,5.x,6.x

Scripting: Ksh, Bourne, Bash, Perl, Ruby

Virtualization: VMware and Vsphere.

Cloud Environment: Amazon Web Services(AWS), Azure, OpenStack, Google Cloud Platform (GCP)

Storage Hardware: Symmetrix DMX / DMX-2 / DMX-3 &EMC CLARiiON FC and CX Series, FC JBOD, Brocade FC Switches, Network Switches, SAN /NASNet App Filers, Qlogic and Emulex FC HBAs, Brocade silk worm, iSCSI/ FC Storage arrays, RAID Storage arrays, DLT and LTO Tape Libraries, Hitachi enterprise systems

Monitoring Tools: Nagios, Munin, Puppet, Cacti & Foglight

Integration Tools: Chef, Jenkins, Docker, Puppet, Splunk, Ossec, Ksplice, TSM

Filesystems: LVM, VxVM, SVM.

PROFESSIONAL EXPERIENCE

Linux/ AWS Admin

Confidential, Palo Alto, CA

Responsibilities:

• Experience on Oracle Enterprise Linux versions 5.x/6.x/7-7.x and Debian 7/8/8.9/9.9.2 and AWS.
• Hands-on Management of OEL and Debian Linux systems required including package administration for checking, installation and upgradation dependencies.
• User Management, Disk Management, Storage Management and Permissions/IAM Management on Linux and AWS ECS, EFS, EBS, S3, Route53, Auto-Scaling and ELB.
• Managing Amazon Web Services (AWS) infrastructure with automation and configuration tools such as Ansible, Puppet or custom build.
• Ability to automate routine tasks using tools like puppet for Minimum Security (Minsec) features like duo Two factor, Splunk, Ossec and TSM.
• Managed Enterprise Class Backup and archiving application IBM Tivoli Storage Manager (IBM TSM) and Ksplice.
• Experience on automation and integration version control tool like Git for maintaining branching and security, creating build definitions
• Worked on Configuration Management Tools like Confluence, Ticketing tools like Service Now (SNOW) and Jira.
• Proficiency in Manual, Big fix and Auto-mate (puppet) Installations of Minsec items like Duo (Two factor authentication) and Open source tools like Splunk and Ossec for monitoring.
• Used collaboration and communication applications like Cisco Jabber and Slack for communicating with various teams.
• Experience on Network Management like translating network firewall rules into iptables and implementing through puppet modules on multiple hosts.
• Configuring Network on OEL and Debian servers.
• Managing User administration like create, delete, modify users and groups with setting up sudoers Access Privileges, resetting/creating passwords on Linux Hosts.
• Migrated VMWARE VMs to AWS and Managed Services like EC2, S3 Bucket, Route53, ELB, EBS etc. with Ansible.
• Building AWS EC2 instances, configuring network security groups, storage (S3 bucket, ELB, EFS),Route53 etc
• Extensive experience on applying quarterly security patches, software patches installing RPM packages, kernel upgrades and troubleshooting complex related issues.
• Involved in various discussions, meetings regarding migrating from Non-cloud environment to cloud environment (AWS).
• Analyzing various /var/logs like messages, dmesg, auth.log, boot.log, kern.log, btmp, yum.log, fail.log, cron and anaconda.log.
• Analyzing Splunk, Ossec, duo authentication, TSM (backup) and Ksplice logs.
• And Incident rules, email and passwd for target hosts and other monitoring tasks.
• Managed all AWS tasks (EC2, S3, EFS, EBS, IAM, Auto-scaling groups) with deployment software terraform
• Managed nodes configuration by assigning ip addresses and zones and aws route 53 (DNS).
• Exposure to Vulnerability Management tool Qualys for running scans.
• Experience on storage like NAS, SAN (Netapp), local (lvm) and Pure storage and aws S3 bucket, EBS and EFS
• Experience in configuring Dell IDRAC with Ipmi tool and installing Ksplice open source extension for kernel.

Environment: Oracle Enterprise Linux 5.x,6.x,7.x, Debian 7,8, Suse12, Redhat, Vmware Vcenter, Apache, Nagios, DNS, DSCP, AWS, TCP, bash, Cisco Nexus and Cyclades switches, Puppet, LVM, S3, EFS, EBS, ASG, IAM, ELB, Route 53, VPC, Cisco Jabber, Slack, Service Now (SNOW), Git repo, AWS Console, Terraform, Splunk, Ossec, Duo, Ksplice, Qualys, TSM, OEM, HPDP, NAS, SAN, Dell PowerEdge, Pure Storage, Netapp.

Linux Support Engineer/Admin

Confidential - Redmond, WA

Responsibilities:

• Supporting Confidential Azure Linux platform with various Linux distributions support mainly Ubuntu 14, 15, Redhat 5.x, 6.x, 7.x, Debian 7.x, Suse, Open logic, Centos.
• Resolving customer issues including complex technical scenarios and supporting azure services for business needs.
• Expanding broader capabilities in Azure Linux support ecosystem.
• Collaborating with various Azure platform teams (VM Availability, Azure Networking, Azure IaaS Platform) on feature requests.
• Troubleshooting, configuration & administration issues related to Azure platform.
• Working with various clients during the proof of concept deployments.
• Resolving mission critical production issues on a day to day basis.
• Working with Azure extensions team and automating the platform process.
• Documenting and updating the processneeds upon the team assessment.
• Assisting customers with devops deploymentissues mainly chef and Puppet.
• Configured and maintained internal chat server.
• Experience on Open stack template with use of user data.
• Extensive knowledge in backup and recovery process and backup deployments.
• Written bash and python scripts related to Azure platform automation.
• Provided assistance to customers in Hadoop and MPI based deployment environments.
• Collaborated with platform teams during the process of bringing newer distributions to azure platform.
• Senior consultant with cloud related technologies with experience in SOA.
• Experienced in MS based technologies and open source.
• Played crucial role in several high priority incidents in ensuring the root cause for the issue has been identified.
• Zabbix installation on Redhat and Centos linux distributions, monitoring servers and database, collect statistics.
• Well versed with the change management process for all kinds of environments.
• Expertise in writing PowerShell scripts, troubleshooting resource group deployments with PowerShell
• Improved service monitoring and diagnostics by defining http end points and triggering events upon requirements met.
• Expertise in various internal MS Applications like AE, Get sub, MS Azure management Portal and Tools like MSSolve. contributed to support scripts in improvising support business
• Providing 24/7 on call and Email Support on the basis of Severity of the issues.
• Using the Azure Chef extensions, deployed clusters depending upon the customer needs.
• Maintained and Configured Internal Server.
• Deploying new virtual machines using open stack dashboard and Nova command line.
• Installed, configured and administration of Configuration management tools and Continuous Integration/Development tools such as Jenkins, Chef, Ansible and Docker.

Environment: Ubuntu 12.04,14.04,15.10,16.04, Debian 7,8, Centos 6.5,6.7,7.1,7.2, Suse12, Oracle Linux 6.4,6.8,7.0,7.2, Redhat, Chef, Apache, DNS, DSCP, Azure CLI, TCP, PowerShell, bash, Cisco Nexus Switches (7p, 9p), NGNIX, Python, LVM, NSS, MSSolve, RabbitMQ, Confidential Azure Management Portal, Azure Container Service, Docker.

Linux Administrator

Confidential - San Francisco, CA

Responsibilities:

• Experience administering, installing, configuring and maintenance of Linux.
• Patching of RHEL5, OEL 5x/6.x servers for EMC Powerpath Upgrade for VMAX migration.
• Creation of VMs, cloning and migrations of the VMs on VMware vSphere 5.0.
• Experience installing, upgrading and configuring RedHat Linux 5.x, 6.x using Kickstart Servers and Interactive Installation, AIX 7.1 servers.
• Responsible for creating and managing user accounts, security, rights, disk space and process monitoring in Solaris, CentOS 5.x/6.x, Debian and Redhat Linux.
• ConfiguringDNS, NFS, FTP, remote access, and security management.
• CreatedLinux Virtual Machines using VMware Virtual Center.
• Wrote Ansible Playbooks with Python SSH as the Wrapper to Manage Configurations of Open Stack Nodes and Test Playbooks on AWS instances using Python.
• Installing, upgrading and managing packages via RPM and YUM package management
• InstalledFirmware Upgrades, kernel patches, systems configuration, performance tuning on Unix/Linux systems.
• Exposure to understanding of the SIPP process.
• Used Multi Factor Authentication to secure the AWS Account.
• Installing, configuring and supportingApache on Linux production servers.
• ManagingPatches configuration, version control, service pack and reviews connectivity issues regarding security problem.
• Managing systems routine backup, scheduling jobs and enabling cron jobs.
• AdministeredVMware Infrastructure Client 3.5 and Vsphere 4.x. & 5.x
• Working with Database administrators to tune kernel for Oracle installations.
• Applied patches every quarter regularly to meet audit requirements using Oracle OpsCenter, Red Hat Satellite server, Up2Date, YUM, RPM tools.
• Integration tools configuration (Jenkins).
• Installing junkis on redhat distributions
• Worked on all facets of HP-UX Systems Admin including Oracle DB tuning at OS level,
• Creating, Resizing and managing online JFS Filesystem for users upon user request using Veritas Volume manager (VVM) and LVM.
• Perform LAMP installation and configuration on Debian 8, Ubuntu, Red hat and amazon Linux Instances.
• Installed and configuredDrupal and WordPress on both Amazon Linux and Ubuntu EC2 instances.
• Configuring Physical and Logical components of VCS.
• Veritas Cluster Server (VCS) installation and troubleshooting issues on linux.
• Online backup for Veritas File System using file system snapshots
• Installation/Configuration of ESXi 3.5, 4.x and 5.1 servers and applying security patches to the ESXi servers
• Experienced in monitoring and debug performance issues on different OS Linux (RHEL & Centos),
• Systems log management, Data backup and restoration with UNIX native tools (tar/dd).
• Installed and maintain puppet-based configuration management system, configure and managing LVM on Linux using tools like lv extend, lv create, resize2fs etc.
• Scanning the newly assigned LUNs to the serves and assigning them to volumegroup and increasing the file system using redhat volume manager
• Worked on FTP servers for sending and receiving files between local and remote servers.
• Worked with MySQL, MS SQL Server, and their feature set and created database in Mysql as per the requirement
• ITM agent installation, configuration and setup monitoring for application logs
• Monitored system performance using sar, prof, vmstat, iostat, netstat, Nagios.
• Working with the native multipathing for the high availability installation / configuration on Red Hat clusters..
• Experience on AWS cloudwatch monitoring, collecting, tracking metrics, on EC2 instances and Elastic Load Balancing.
• Worked on Oracle Clusters Configuration, Monitoring Oracle Database services on a Unix/Linux operating environment perform schedule backups.
• Install, operate, troubleshoot cloud environment using Open Stack CLI and GUI.
• Manage projects, users and roles. Manage.
• Experience in administration & configuration management of Puppet on Linux and puppet enterprise management from the console
• Modifying the manifest as per the requirement on puppet.
• Providing 24*7 on-call support on rotation basis and Handling High priority incidents through bridge calls.

Environment: Red Hat Enterprise Linux 5.x, 6.x, LVM, HITACHI, EMC, VMware VSphere 5.X, DNS, DHCP, DIG, SNMP, SMTP, Ethernet, netstat, NFS, NIS, nslookup, TCP/IP, tcpdump, Korn shell, Cisco switches & routers, chef, VLAN, Fiber Channel, NetScout analysis tool, Nagios XI, Perl, Bash, Oracle RAC/ASM, EMC Power path, Tomcat and Apache, Apache Zookeeper and JBoss Eap 4.x.5.x.

Linux Administrator

Confidential - Bethesda, MD

Responsibilities:

• Worked on the installation, configuration, maintenance and trouble shooting of RHEL 5.x, 6.x, Ubuntu, SUSE, AIX 7.1 servers and Debian 7.
• Worked on migration from physical to virtual (P2V) environment.
• Work on installation of VMware ESX5.5 migration of Vm's and data storage, patch management, snapshot and template and clone.
• Created a mirror copy of bare metal into a virtual environment and switch production from bare metal to virtual.
• Used apache proxy to access Jenkins.
• Worked on backing up physical server, deploying the new VM on KVM hypervisor.
• Shutdown legacy physical server.
• Performed recovery from failed backup.
• Deployed Linux hardware Nodes to host several KVM templates.
• Created and managed user/group and sudo access on Redhat Linux.
• Install packages using RPM and YUM.
• Patch and Package administration to keep the servers updated with the patches and that implementing packages developed for deployment
• Created Bash scripts to monitor processes and making sure process startup when operating systems restart using chkconfig and RC startup levels.
• Wrote scripts to automate daily tasks like creating LAMP stack VP's, VPS load testing, SSL installations, MySQL replication.
• Worked on solving issue related to LAMP stack web servers, both shared and VPS.
• Used Puppet for creating scripts, deployment for servers, and managing changes through Puppet master server on its clients.
• Assembled Puppet Master, Agent and Database servers on Red Hat Enterprise Linux Platforms.
• Designing and creation of process workflow maps and documents to understand a work process.
• Installation and configuration of Webserver (Apache 2.2.17), MySQL 5.5 and PHP in a LAMP stack.
• Testing for Incident, Problem, Change, and Service Catalog, Knowledge Management.
• Troubleshoot experience with API, Apache Tomcat issues.
• Troubleshooting OS and user problems on various Servers and on different platforms.
• Configuring, administering and trouble shooting of NFS.
• Setup static IP address for new server.
• Setup logrotate for application logs and system logs.
• Created and managed FTP web interface to manage and send files to customer FTP site using PHP.
• Installed and managed apache, MySQL, PHP, Perl modules on Redhat Linux servers.
• Managed user and database on the MySQL database.
• Installed and configured Samba to help printing and file sharing.
• Integrated, testing and on-going support of 24x7x365 systems.

Environment: Red Hat Linux 5/6, KVM, Acronis, IBM RS/6000, Disk Suite, Veritas Volume Manager 5.1, LDAP, DNS, NIS, NIS +, SNMP, Shell scripting, SENDMAIL, Apache 2.x, Puppet, Websphere, Sun and Veritas Clusters.

Unix/Linux Administrator

Confidential - Richmond, VA

Responsibilities:

• Responsible for installing and configuring Red Hat Linux 6 using Kick Start server.
• Created new File systems and Logical Volumes, performed file system management and troubleshooting in Redhat 5,6 and Debian 7.
• Configuration of LVM (Logical Volume Manager) to manage volume group, logical and physical partitions and importing new physical volumes.
• Installing and updating packages using RPM.
• Configuration and installation of DHCP, DNS, web (Apache), mail (SMTP, IMAP, POP3) and file servers on Linux servers.
• Implemented early stages of a continuous integration process based on Jenkins.
• Responsible for installing, integrating, tuning and troubleshooting Apache, Tomcat, Websphere and Weblogic application server.
• Collaborate on monitoring and troubleshooting Servers using various third party tools like Nagios.
• Deployed Puppet, Puppet Dashboard, and Puppet DB for configuration management to existing infrastructure. Deployed mcollective for orchestration.
• Installation and configuration ESX hosts. Making new virtual machines, with Linux Redhat server, making templates, cloning VMs using VMware Virtual Client 3.5.
• Managed users, disks, groups administration, File Sharing Permissions, backup and restore operations, and networking service.
• Automate configuration through Puppet.
• Involved in SAN migrations at host level using LVM mirroring and SVM Mirroring.
• Installing Redhat Linux using Kickstart and applying security policies for hardening the server based on the company's policies.
• Worked on VERITAS Operations Manager (VOM).
• Lockdown the local accounts to secure the environment using NIS.
• Setup, configured and maintained NFS, NIS, and TCP/IP network, setting up SSH and SCP features between hosts.
• Maintenance, performance, tuning and testing of servers for proper functioning.
• Managing routine backup, scheduling jobs, enabling system logging and network logging.
• Troubleshooting tickets using BMC remedy.
• Worked with DBAs on installation of Oracle database.
• Installed and configured Oracle RAC 11g for database purpose, Document deployment procedures.
• Worked and performed data-center operations including rack mounting, cabling.
• Worked on creating disk groups, volumes, deporting, importing disk groups using VERITAS volume manager.
• Network trouble shooting using 'netstat', 'ifconfig' and Worked closely with vendors on Hardware Problems, software fixes.
• Setup user and group login ID's, password and network configuration.
• Developed bash shell scripts to automate routine activities.

Environment: Red-Hat Linux Enterprise servers 4/5, (HP Proliant DL, ML Series, IBM p series, x series, Dell Poweredge Servers R610, R710), X86/X64 platforms, ASR, Opsware, VMware, SAN (EMC, Hitachi), NAS (Netapp), Blade Logic, Puppet, Veritas Volume Manager 5.1.

Linux Administrator

Confidential - Herndon, VA

Responsibilities:

• Responsible for installing and configuration of RHEL 4.0/5.0, CentOS 5, and SuSe.
• Implemented day-to-day tasks in RHEL4,5 including user access, setting up sudo rules upgrading kernel, firmware, rpms as well as adding SAN disks.
• Configure IBM RS/6000 for production, staging and test environments.
• Data Centers support contains 700 + servers.
• Worked with installation and configuration of VMware ESX 3.x servers.
• Installation and configuration of Veritas Storage Foundation Suite, Volume Manager, Cluster Servers & Veritas File systems (Vxfs).
• Installation and Configuration of SSH, TELNET, FTP, DHCP, DNS.
• Local and Remote administering of servers, routers and networks using Telnet and SSH.
• Use of packages like SAMBA in integrating UNIX files systems.
• Setting up printers on UNIX / NT machines to work seamlessly across platforms.
• Helped Development team to provide the information and troubleshooting.
• Installation and configuration of Web Sphere, Apache, Web Logic, LDAP, and mail servers.
• Trouble shoot network issues using 'ndd', 'traceroute', 'netstat', 'ifconfig' and 'snoop' etc
• Installation and configuration of NFS, NIS, TCP/IP and ZFS.
• Interacting with various teams such as Database, Net-backup and SAN teams.
• Worked with Veritas Netbackup 6.5 for enterprise wide backup and recovery.
• Provided support for large number Production, Development and Test systems.
• Document process and procedures for system and database usage.
• Installed and configured RAID 0, RAID 1 and RAID 5.
• Creation and management of user accounts and groups according to the security needs and adding the packages and patches when needed.
• Hands on experience on installation and configuration and troubleshooting of oracle products and patches.
• Network & Firewall troubleshooting.
• Documenting processes and troubleshooting scenarios on runbooks.
• Providing 24*7 on-call support on rotation basis and Handling High priority incidents through bridge calls.

Environment: RHEL, 4.5, 5.0, Suse, Veritas Foundation Suite, Veritas Volume Manager, Veritas Cluster Servers, Veritas Net backup 6.5

System Administrator

Confidential

Responsibilities:

• Installation, Configuration & Upgrade of Solaris, HP-UX, AIX, Linux Operating Systems.
• Experience in the design, development and support UNIX system images using Solaris Jumpstart, HP-UX Ignite and RedHat Kickstart.
• Experience in configuration and administration of NFS environment. Configured Domain Name System (DNS) for hostname to IP resolution.
• Experience in configuration of system initialization files.
• Administered the software Packages and Patches on Servers as well as on workstations.
• Installed and maintained the machines with the updated patches and necessary client software packages, pkgadd, pkginfo, pkgrm, patchadd, showrev -p, patchadd -p.
• Expertise in the System Imager to create/clone RedHat Linux Servers.
• Expertise in using Veritas Cluster for load balance & redundancy for web & database server.
• Experience in setup and configuration of HP-UX Itanium Servers with Service guard and Virtualization.
• Schedule backup jobs by implementing cronjobs schedule during nonbusiness hours.
• Performed Backup management through regular ufsdump, ufsrestore, fbackup, F-Recovery and DLT tape drives.
• Performed benchmarks for new software and hardware upgrades. Involved in preparation of Disaster Recovery Plan for the Systems.
• Shell Scripts were developed for regular system maintenance.
• Managed UNIX Infrastructure, EMC Storage involving maintenance of servers, and troubleshooting problems in the environment.
• Monitored the system performance and the kernel tuning to enhance the system performance.
• Expertise in installation, configuring all the hardware, peripheral, operating system and software to effectively deliver system up time.
• Worked on maintaining the disk-less clients, servers, and workstation.

Environment: Solaris, Linux, HP-UX, AIX, Sun Enterprise Servers E5500/E4500 and E3500, MSeries, HP rp7420, rp8420, L, N, D Class, IBM e-Server Regatta P690, P570, RS6000, Blade Servers