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System Admin (linux, Devops, Vmware) Resume

Cincinnati, OhiO

SUMMARY:

  • 8+ years of IT experience in System Administration with background in Linux Administration, Build & Release Management, DevOps and Cloud Administration.
  • Expertise in package management using RedHat RPM, YUM used in several Linux distributions such as RedHat Enterprise Linux, SUSE Linux Enterprises and Fedora.
  • Experience in maintaining LDAP, FTP, DNS, DHCP and NFS services on Windows and RedHat Enterprise Linux in Development Environments
  • Experience in using Version control systems includes Subversion (SVN), GIT and GITHUB.
  • Experience in implementing Puppet, Ansible, Chef as Configuration Management tool.
  • Extensive experience using MAVEN and ANT as build tools for the building of deployable artifacts.
  • Experience in AWS using EC2, AWS Dynamo DB, and AWS RDS, AWS S3, and IAM services.
  • Worked on Amazon Web Services for deploying EC2 instances consisting of various flavors viz., RHEL, CentOS and Ubuntu in Linux and Windows 2008, 2008R2, 2012 and 2012 R2.
  • Experience in implementing and configuring of Volume Management by using Veritas Volume Manager (VxVM), Solaris Volume Manager (SVM) using mirroring the root Volume Group, and Logical Volume Manager (LVM) with various RAIDS in Linux and Windows Operating Systems including Windows, Windows Server 2008 and 2012 understanding of server technology including RAID.
  • Experience in Performing System Administration System Builds, Server builds, Installs, Upgrades, Migration, Troubleshooting, Disaster Recovery, Performance Monitoring & Fine - tuning on UNIX RedHat Linux Systems.
  • Experience in AWS deploying instances like RedHat, Ubuntu, CentOS and Windows.
  • Experienced in evaluating Chef and Puppet framework and tools to automate the cloud deployment and operations and worked for infrastructure needs as well as development of Cookbooks and processes evolving from the use of Chef along with creating resources in AWS.
  • Managed, Migrated WINTEL Windows Servers 2008-R2/2012-R2 With Services such as Domain Controller, Active Directory, DNS, Files/Volume Shares etc.
  • Implementation and troubleshooting F5 Load balancers.
  • Extensively worked With VMware ESXi 5.1/5.5/6.0, vCenter Server, Host Clustering with HA, DRS, Replication Manager 5.x/6.0, Site Recovery Manager, vMotion, Physical to Virtual Strong knowledge on source controller concepts like Branches, Merges and Tags.
  • Experience in managing virtual instances and disks using Puppet and Deployed Puppet, Puppet Dashboard for configuration management to existing infrastructure.
  • Experienced in Setup, configure and deploy VMware-based systems for high-availability and efficiency, including vCenter, vSphere, and ESXi 5.x/6.x.
  • Possessed hands on expertise in troubleshooting day to day SAN Storage and host related issues quickly.
  • Site Recovery Manager, vMotion, Physical to Virtual Migration & Managing SAN data stores with iSCSI, NFS & FC.
  • Used Marathon REST API's to kick of new deployments of an application using HTTP PUT and REST services.
  • Hands on experience in administration and configuration of vSphere Replication manager and Site recovery manager. Worked extensively on Templates and clones.
  • Implemented and managed HA and DRS clusters.
  • Hands on experience with EMC storage Celerra and Clariion, EMC VNX and VMAX.
  • Experience with EMC unisphere.
  • Involved in upgrading ESX 4.1 Virtual Appliance Virtual Appliance Virtual Appliance Virtual Appliance and V2V conversions using VMware Converter, Enterprise 3 and 4 and PlateSpin.
  • Worked on ESX 3, 3.5, 4.0, 4.1 and ESXi 5.x, 6.x.
  • Conversion of interfaces from JCAPS enterprise integration to Oracle SOA Suite.
  • Worked on Oracle SOA Suite B2B for EDI Exchange.
  • Experienced in building and maintaining Docker and Vagrant infrastructure in agile environment.
  • Expertise in configuring Alert mechanisms with Nagios, Splunk, error logging, performance monitoring.
  • Extensive experience of deploying code to various application servers like JBoss, Apache Tomcat Web Server, Oracle WebLogic and IBM WebSphere.
  • Efficiently wrote stop/start scripts for the JBoss application instances and performed JBoss upgrades and patching as they come from RedHat with the special procedures as required for security.
  • Proficient performing updates stories in JIRA and documented all the Splunk Installation, Configuration and operations support procedure on WIKI.
  • Good knowledge in customizing and compiling the Linux kernel according to the requirements also good in networking concepts and various communication protocols.
  • Ability to handle multiple tasks and work independently as well as in a team.
  • Setting up the Jboss, Weblogic, oracle, DB2 connect, WebSphere, MySQL, Tomcat, Apache, Active Directory in Microsoft, sun, Linux and Kerberos server.
  • Excellent debugging skills and troubleshooting network related issues both on Ethernet and fiber.
  • Preparation of Logical Volume Manager (LVM) with new san luns, LUN online migrations using pvmove and LV mirror commands on Linux servers.
  • Experience in working with Tracking Tools like JIRA, BMC Remedy, Bugzilla, Crucible, IBM Clear Quest
  • Experience with source control tools like SVN & GIT.
  • Involved in canonical implementation of OpenStack Dashboard through Horizon.
  • Efficiency in maintaining and executed build scripts using Maven by coordinating with development and quality assurance teams.
  • Experience in RDBMS like Oracle, My SQL and Cassandra (NO SQL) DBMS, and tools such as SQL Server 2008/2012/2014, MySQL, MongoDB
  • Expertise in installation, configuration and maintenance of IBM WebSphere application server, IBM HTTP, Apache Web Servers and IIS on AIX, Solaris, Linux and Windows platforms.
  • Expertise in working with LAN/WAN, firewalls & UNIX passwords & DNS/DHCP generation from a single host file routing for Internet and Intranet connectivity using different protocols like TCP/IP, DHCP & SSH.
  • Analyzing end-to-end TCP/IP protocol traces to identify network connectivity issues.
  • Experience in configuration, administrating, maintaining of Apache Httpd, DHCP, NIS, NIS+, DNS, SAMBA, NFS, SMTP, LDAP, SQUID, Postfix, Send mail, FTP, Remote Access, Security Management & Security troubleshooting skills.
  • Provided continuous 24/7 primary on-call support for all our server applications and systems.

TECHNICAL SKILLS:

Operating Systems: RHEL 5/6/7, CentOS 5.x/6.x/7, Ubuntu/Debian/Fedora, Windows Server 2003/2008/2012, Sun Solaris 7/8/9/10 .

Build/Automation Tools: Puppet, Chef, Ansible, Ant, Maven, Hudson &Bamboo, Jenkins, Mesos & marathon cluster management. Elasticsearch, Kibana

Languages: Python, Shell, Bash, Perl, Ruby scripting

Databases: MySql, SQL Server, Cassandra, MongoDB PostgreSQL,

Web/App Server: Apache, Tomcat, IIS, HIS, WebSphere Application Server, JBoss

Bug Tracking Tools: JIRA, Crucible, Rally, Remedy Bugzilla and IBM Clear Quest, HP Quality Center, TDD, ATDD

Version Control Tools: GIT, TortoiseSVN, Subversion, Visual SVN

Web Technologies/Programing Languages: Servlets, Python, JSP, JDBC, XML, HTML, Java Script, C, C++, .Net, Ruby, Perl scripting, Shell scripting.

PROFESSIONAL EXPERIENCE:

Confidential, Cincinnati, Ohio

System Admin (Linux, Devops, VMware)

Responsibilities:

  • Installing Red Hat Linux using kick start and applying security polices for hardening the server based on the company policies.
  • Monitoring system activities and fine-tuning system parameters and configurations to optimize performance and ensuring security of systems.
  • Managed systems routine backup, scheduling jobs, enabling cron jobs, enabling system logging and network logging of servers for maintenance.
  • Performed RPM and YUM package installations, patch and aother server management.
  • Installed and configured Logical Volume Manager - LVM and RAID. Documented all setup procedures and System related Policies (SOP's).
  • Provided 24/7 technical support to Production and development environments. Administrated DHCP, DNS, and NFS services in Linux.
  • Created and maintained user's accounts, profiles, security, rights disk space and process monitoring.
  • Provided technical support by troubleshooting Day-to-Day issues with various Servers on different platforms.
  • Develop automation code using OpsCode Chef and Python to build OpenStack environments autonomously
  • Involved in Establishing and improving Build and Release Process across all Environments.
  • Wrote Python scripts to parse JSON documents and load the data in database.
  • Used Python and Django to interface with the jQuery UI and manage the storage and deletion of content.
  • Responsible for Database build, release, and configuration.
  • Build out rack and deploy Mesos DCOS (Datacenter operating system.
  • Implementing a Continuous Delivery framework using Jenkins.
  • Implemented Puppet, Nagios, and Docker and DevOps tools.
  • Managed deployment automation using Puppet.
  • Managed the code Repository, perform and administer database baseline, improve practices of branching and code merge, establish process control points.
  • Created monitors, alarms and notifications for EC2 hosts using Cloud watch and Utilized Cloud watch to monitor resources such as EC2, CPU memory, Amazon to design high availability applications on AWS across availability zones.
  • Written configuration scripts to integrate Marathon UI for resource usage for running applications in Mesos cluster.
  • Drive product integration with cloud platforms such as Openstack, Cloudstack, VMware NSX and Contrail Controllers.
  • Deployment of all the openstack components based on the client requirements.
  • Installed Configured, Monitoring tool such as Nagios, Zabbix for Resource Monitoring/ Network Monitoring / log trace Monitoring.
  • Implemented satellite6 Server (VSAT) TCP/IP networks for and various customer base across globe.
  • Worked with Cacti and Nagios for charting and alerting.
  • Implemented automated local user provisioning in instances created in Openstack cloud.
  • Practiced different testing technics such as ATDD, TDD, Continuous Integration and Continuous Deployment
  • Worked on POC to implement integration of Oracle SOA with Cloud technology - salesforce.com using Sales force Cloud Adapter.
  • Experienced at working with Oracle SOA Suite 11g /12cSCA composites and components like BPEL process, Mediator, Business Rules, Human Workflows in JDeveloper.
  • Performed automating tasks using puppet modules, creating profiles, manifests for new servers, and pushing them to servers.
  • Configuring F5 Load Balancers: Adding virtual IPs, nodes, pools and health monitoring.
  • Installed SSL Certificates on multiple F5 Load Balancer’s.
  • Part of a Development team that works on a custom Cloud Portal to integrate AWS APIs for Automated
  • Network configuration and Server/Application provisioning.
  • Working on Volume management, Disk Management, software RAID solutions using VERITAS Volume manager. File system Tuning and growing using VERITAS File System (VxFS), coordinated with SAN Team for storage allocation and Disk Dynamic Multi path.
  • Documented the requirements including the available code which should be implemented using Spark, Hive, HDFS, HBase and ElasticSearch.
  • Worked on Memory related issues, application leak or WebLogic leak or SUN java bug. By tuning and profiling the memory with third party tools.
  • Deployed WARs, EARs using WebLogic Admin Console as well as running scripts.
  • Installed and configured Tomcat and sun one webserver to work with WebLogic server.
  • Deployed WAR, JAR, EAR applications in WebLogic 8.1 & 9.0
  • Tune various WebLogic performance parameters to make the application highly scalable and thereby improving the overall system performance.
  • Implemented log file aggregation using in-house ELK stack (Elasticsearch, Logstash, Kibana)
  • Kickstart Installations running Post Install Scripts Redhat Satellite Server, yum, rpm for updates.
  • Experience in working with MySQL databases, Apache/satellite 6 server, Tomcat Application Servers
  • Installing and Configuring Application Software like Tomcat, apache, PHP, MySql.
  • Configuring and maintaining network services on servers.
  • Integrated JIRA with SVN and created automated release notes using Perl scripts.
  • Used JIRA to track bug issues and change management.
  • Expert in chef, creating cookbooks from scratch and coding in chef for CI/CD
  • AWS Cloud management and Puppet automation.
  • Implement virtualization solutions based on VMware vSphere ESXi 6.0/5.5/5.1/5.0/4.1, ESX 4.1/4.0/3.5/3.0 platform, vCenter 5.5/5.1/5.0/4.0.
  • Installation, Configuration and Administration of VMware ESXi 6.0, 5.5, vCenter 4.0 Servers and patching, management and troubleshooting of VMware, and ESX Servers and also install.
  • User,Group maintenance Sudo Access for various projects.
  • Performance tuning of operating systems and applications.
  • Configuring the Clients to Send the logs to Centralized log server, scripts and cronjob settings.
  • Shell scripting for task automation and process monitoring, Disk monitoring,
  • Responsible for OpenStack project core infrastructure including code review, continuous integration systems, and developer tools.
  • Build, implement and maintain system-level software packages such as OS, Clustering, disk, file management, backup, web applications, DNS, LDAP.
  • Configure and maintain FTP, DNS, NFS and DHCP servers.
  • Set up Isilon servers and migrating data to them.
  • Supported DNS, DHCP, KVM, Vsphere, FreeNAS, LDAP, Isilon, AWS and PAN firewall/VPN servers.
  • Perform configuration of standard Linux and network protocols, such as SMTP, DHCP, DNS, LDAP, NFS, SMTP, HTTP, SNMP and others. Worked on virtual and physical Linux host for decommission.
  • Patching the servers for Oracle install which include different required RPM installation on the servers.
  • Support DBAs as and when they require UNIX help on database implementation
  • Open support case on HP portal and talk to the support team as and when required.
  • File system configuration to Include SAN, HNAS, ISILON, Local SSD
  • LDAP, SSL integration, which require communication with LDAP team.
  • Creating from scratch a new continuous integration stack for a web application based on Docker and Jenkins, allowing transition from dev stations to test servers easily and seamlessly.
  • Build scripts using ANT and MAVEN build tools in Jenkins and Build Forge to move from one environment to other environments.
  • Configured and maintained new VM’s and Installed Microsoft Windows 2008/2003 Servers, managing VM’s and ESX servers by using VIC, and Web Access and installing the VMware Tools on the VM.
  • Build, Maintain and backup the VMware images bi-weekly on the Linux RedHat Development server.
  • Installation, configuration and deployment of VMware products such as VMware Workstation, VMware converter, VMware View, VCB in virtual environment.
  • Actively involved in VMware vSphere/ESX, Win2003/2008R2 Server deployment in DR environment.
  • Installed/Configured/Administrated VMware ESXi 5.1/5.5 & 6.0 and migrated existing servers into VMware Infrastructure using vMotion.
  • Performed configuration, Storage of VMotion, virtual switch, VLAN in virtual center and configured ESX clusters with HA and DRS.
  • Installed, upgraded, patched and configured Linux servers using RedHat Enterprise Linux 5.x/6. x.
  • Upgraded RedHat Linux servers from 5.x to 6.x and 7.x.
  • Configured RedHat Cluster Nodes and verified the daily health check on the Cluster Nodes for any legacy applications.
  • Created health check for applications on Marathon.
  • Monitored applications through Marathon API and send alerts when health check is fails
  • Created Jobs in Jenkins to build and deploy the Docker containers on to Mesos.
  • Installing RedHat Linux using kickstart and applying security polices for hardening the server based on the company policies.
  • RPM and YUM package installations, patch and another server management.
  • Deployed a distributed Jenkins environment for continuous integration/builds. All builds output rpm packages as artifacts. Responsible for packaging all code into RPMs.
  • Managing systems routine backup, scheduling jobs like disabling and enabling cron jobs, enabling system logging, network logging of servers for maintenance, performance tuning, testing.
  • Worked and performed data-center operations including rack mounting, cabling.
  • Refresh Linux servers which includes new hardware, OS upgrade, application installation, testing.
  • Installing, configuring Redhat servers, automating scripts
  • Writing, updating scripts on the build machine (RedHat) for doing both nightly builds.
  • Creating Docker containers to simulate DNS servers.
  • Responsible for design & maintenance of the Subversion/GIT Repositories, views & the access control strategies.
  • Installed, configured, logical and physical design, backup/restore, core services configuration and support of JBoss, WebLogic in Dev, Stage, Prod and deserter recovery environments.
  • Used Nagios tool to monitor the host services actively and passively.
  • Worked on troubleshooting application servers Tomcat and JBoss, VPN Technologies (OpenVPN, Poptop etc.)
  • Did troubleshooting of build and deploy problems, used JIRA for problem tracking.

Confidential, San Francisco, California

Unix, Linux, VMware System Admin

Responsibilities:

  • Administration of RHEL 5/6 which includes installation, configuration, testing on both physical and virtual machines.
  • Monitored Linux servers for CPU Utilization, Memory Utilization, and Disk Utilization for performance issues.
  • Capturing the image of production server, Configuring RAID and build the new server using the image on system imager server with PXE boot.
  • Experience with widely successful Agile techniques: User Stories, ATDD, TDD, Continuous Integration, Continuous Testing, Pairing, Automated Testing, Agile Games.
  • Performed software development process using TDD (Test-driven development) And ATDD.
  • Updating YUM Repository and Redhat Package Manager (RPM).
  • Performing software installations using yum and RPM.
  • Administer and deploy Red Hat servers (Stand alone, via VMWARE and TPM) in Datacenter as well as from business prospective.
  • Installed and configured Windows servers running DHCP, DNS, Exchange & Active Directories.
  • Setting up cron schedules for backups and monitoring processes.
  • Manage and troubleshoot NAS storage (NetappOntap and EMC isilon)
  • Decreased time to solve storage issues by establishing initial physical presence of Isilon support team in EMEA region.
  • Providing L3 support during OpenStack deployment, fixing issues.
  • Installation and configuration of Redhat Device Multipathing.
  • Installation, Maintenance, Administration and troubleshooting of Linux and AIX.
  • Installed the Operating System on Linux servers and Blades over the network.
  • Built servers according to standards specified as per individual applications.
  • Built virtualized Linux servers on ESX and Blade servers to host multiple applications on same chassis across different server hosts. Set up Linux servers for iSCSI LUN boot instead of using local hard disks.
  • Created File systems from local storage as well as NFS partitions for application portability.
  • Maintained Puppet-based configuration management in operational and production environments.
  • Managing systems routine backup, scheduling jobs like disabling and enabling cron jobs, enabling system logging, network logging of servers for maintenance, performance tuning, testing.
  • Worked and performed data-center operations including rack mounting, cabling.
  • Implemented AWS solutions using EC2, S3, RDS, EBS, Elastic Load Balancer, Auto scaling groups.
  • Installed, configured, and maintained WebLogic 10.x and Oracle 10g on AIX & Redhat Linux.
  • Configuring multipath, adding SAN and creating physical volumes, volume groups, logical volumes.
  • Installing and configuring Apache and Tomcat Satellite 6 server and supporting them on Linux production servers.
  • Troubleshooting Linux network, security related issues, capturing packets using tools such as IPtables, firewall, TCP wrappers, NMAP.
  • Preparing servers for Oracle RAC installation which includes tuning the kernel, agent installation, adding NAS storage.
  • Managing and monitoring server using NAGIOS.
  • Created several utility scripts for both ElasticSearch server and Kibana using Python.
  • Maintained ELK develop dashboards, online and offline reports (Elasticsearch, Logstash, Kibana).
  • Worked on resolving production issues and documenting Root Cause Analysis and updating the tickets using Service Now.
  • Troubleshooting Linux network, security related issues, capturing packets using tools such as IPtables, firewall, TCP wrappers, NMAP. Configured Elastic Load Balancers with EC2 Auto scaling groups.
  • Extensive knowledge in DNS, DHCP and IP Addressing. Optimized volumes and EC2 instances.
  • Worked with Redhat Satellite Servers using Kickstart Mechanism.
  • Implemented Firewall rules for new servers to enable communication with application
  • Monitored server and application performance & tuning via various stat commands (vmstat, nfsstat, iostat
  • Improved the System Performance by resolving DNS Issues of F5Load Balancer’s.
  • Monitored server and application performance & tuning via various stat commands top, vmstat, nfsstat, iostat, tuned I/O, memory, etc.
  • Configured volume groups and logical volumes, extended logical volumes for file system growth needs using Logical Volume Manager (LVM).
  • Coordinated with the Storage, Network and Hardware teams on server provisions (HP Proliant DL385/585 G5, G6 servers, and HP BL blade centers).

Confidential

Linux, VMware Sys Admin

Responsibilities:

  • Tuning of the TCP/IP stack for troubleshooting application and OS issues.
  • Responsible for installation and maintenance of the HP-UX and Solaris Servers.
  • Responsible for downloading and upgrading the patches as per the system requirements.
  • Support the PeopleSoft/Weblogic team by helping in the OS and Application upgrades and installation of new SSL certificates for Weblogic.
  • Responsible for troubleshooting end user and application problems.
  • Veritas File system and Veritas Volume Manager.
  • Creating User accounts, Mail account, groups, printer etc.
  • Monitoring system resources, logs, disk usage, scheduling backups and restore.
  • Set up Quotas for the user accounts & limiting the disk space usage.
  • Creation/Configuration of Additional swap/ tmp dynamically as and when required.
  • NFS Management - Take care of user accounts/groups, setting up of NFS Environment.
  • Solving the problems as & when created when NFS data being accessed.
  • Maintenance of VERITAS Cluster Server.
  • Used NetBackup for backing up & restoration of file systems.
  • Built new servers using Custom jumpstart installation and Kick start.
  • Securing services using TCP wrapper and SE Linux. Worked with Firewalls using IP Tables.
  • Open SSH configuration.
  • Involved in Creating Virtual machines, Creation of templates from VMs and Creation of VMs from templates.
  • Experience with VMware vCenter Server 4.0 and ESXi hosts, with both RedHat Linux and Windows Server 2008 guest installations.
  • Worked on upgrades without downtime using yum and as well as setting servers locally for upgrades.
  • Repairing the corrupted file system using FSCK. Network Interface configuration.
  • Created Logical Volumes (LVM) for Linux operating system. Worked extensively on VMware (virtualization
  • Responsible for managing the OS test, release and push process.
  • Worked on variety of Linux platforms Red Hat Linux, Solaris which includes installation, configuring and maintenance of applications on this environment.
  • Installed packages using YUM and Red Hat Package Manager (RPM) on various servers.
  • Provide support to Account Managers, UNIX and Windows technicians, and other departments.
  • Built and Deployed Java to a Web Application Server in Agile continuous integration environment.
  • Performance tuning of Virtual Memory, CPU, system usage in Linux and Solaris servers.

Confidential

System Admin

Responsibilities:

  • Involved in YUM configuration & package installation through YUM.
  • Installation of RHEL and Configuration and troubleshooting for RedHat Linux.
  • Installing and configuring RUN LEVELS, DNS, DHCP, SAMBA, APACHE, SENDMAIL, FTP, SQUID, Veritas Volume Manager, RAID and TELNET.
  • Handled troubleshooting issues like boating, RPM packages, User management and backup.
  • Involved in IP bonding for load balancing and fail over, Firewall, SELINUX.
  • Hosting and securing web pages using Apache (httpd) web server and ssl.
  • Installing and configuring the DNS, DHCP servers and assigning IP addresses to client hosts.
  • Integrating to Linux domain and windows clients using Samba server.
  • Manage and maintaining Squid Proxy Server, Configuring and implementing Bind 9, Web servers (APACHE) and virtual hosting.
  • Configuring and implementing LINUX Kernel re-compilation and Implementing file integrity check tools like Tripwire.
  • Involved in Creating, deploying and managing Linux and windows VM using RedHat Enterprise Virtualization Manager, which includes moving and migrating VM from one cluster to another cluster or within the same cluster.
  • Configured Win-bind on all Linux workstations which enables all the Linux users to be authenticated on Microsoft Windows Active Directory Server.
  • Installed and configured RedHat Cluster with GFS2 file systems. Managed the ext3 and ext4 file systems using Logical Volume Manager LVM.
  • Involved in resizing ext3 filesystem using LVM without downtime.
  • Installed and configured ESXi 4.0, 4.1 Servers on Blade servers.
  • Performing VMware crash/error analysis, Root cause Analysis, Coordinate Post Problem Analysis and Trend Analysis.
  • Installation, Configuration, Upgrade and administration of Sun Solaris, RedHat Linux.
  • User account management and support.
  • Jumpstart & Kick-start OS integration, DNS, DHCP, SMTP, Samba, NFS, FTP, SSH, LDAP integration.
  • Performed daily system administration tasks like managing system resources, writing scripts, LVM management and end users support, manage operations and security issues.
  • Configured SSH. Managed Logical volumes, file systems, paging space issues.
  • Monitored trouble ticket queue to attend user and system calls.
  • Responsible for managing Level1/Level 2 issues on Unix servers and escalate to Level 3 team when needed.
  • Configuration and Administration of NIS environment.
  • Involved in configuring of NFS. Troubleshooting the system and end user issues.
  • Worked on Solaris volume manager to create file systems as per user and database requirements.
  • Installed, configured and managed VMware infrastructure (ESXI, Virtual Center)
  • Responsible for configuring real time backup of web servers.
  • Log file was managed for troubleshooting errors.
  • Performed routine checks on nodes by monitoring syslogs and error logs for system and hardware errors.
  • Managed mksysb backups, worked with backup team on data migration and disaster recovery related issues.
  • Replaced system disks, installed network adapters and configured Ether channel.
  • Responsible for reviewing all open tickets, resolve and close any existing tickets.
  • Document solutions for any issues that have not been discovered previously.
  • Setting up Monitoring environment for all production and development servers at different sites which included installation and configuration of new server’s addition of new hosts and services to them.
  • Taking care of CA tickets related to various UNIX issues. Troubleshooting issues with live production Linux servers.
  • Installing & configuring file servers like NFS & FTP for remote sites.
  • Working on Internal tickets those included providing permission on game modules, user access on specific servers & stacks.
  • Creating user accounts on application servers & internal application tools, providing access to files on file servers.

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