Management Engineer

Vineeth

Sr Cloud/DevOps Engineer

Phone: (***) **4 - 3386 Validation No: D73FG1RK2N1QQYK0

Email: ***********@*****.***

PROFESSIONAL SUMMARY:

Over 8 years of IT experience and gained expertise in systems - Windows and Unix administration and transformed traditional environments to virtualized environments with AWS - EC2, EBS, S3, Load Balancing, VMWARE, Open Stacks - Nova, Neutron, Swift, Cinder, Glance.

Experience in core AWS services (S3, EC2, ELB, EBS, Route53, VPC, auto scaling etc.) and deployment services (OpsWorks and Cloud Formation, ECS) and security practices (IAM, Cloud watch and Cloud trail) and services Lambda, EMR, RedShift, Elastic Bean Stalk, X-ray.

Experience in Log Insight and Cloud Watch services to diagnose problems and configuring alerts.

Competence in designing AWS cloud models for Infrastructure-as-a-Service (IAAS), Platform-as-a-Service (PAAS) and Software-as-a-Service (SAAS).

Deployed and configured Elastic search, Log stash and Kibana (ELK) for log analytics, full text search, application monitoring in integration with AWS Lambda and X-Ray.

Used Ansible Playbooks to automate in AWS services like Launching EC2, Provisioning IAM, Configuring VPC, EBS, Monitoring using CloudWatch and CloudTrail.

Building/Maintaining Docker container clusters managed by Kubernetes, Linux, Bash, GIT, Docker, on AWS and Azure. Utilized Kubernetes and Docker for the runtime environment of the CI/CD system to build, test deploy.

Experience in Windows Azure Services like PaaS, IaaS and worked on Azure PaaS storages like Blob (Page and Block), Sql Azure. Well experienced in deployment & configuration management and Virtualization.

Experience working on Azure Fabric, Micro services & Docker Containers in Azure. Ability to create scripts using Azure Powershell during automation and built-in process.

Implemented multi-tier application provisioning in OpenStack cloud, integrating it with Chef/Puppet.

Converted existing terraform modules that had version conflicts to utilize cloud formation during terraform deployments to enable more control or missing capabilities

Involved in using Terraform and Ansible, migrate legacy and monolithic systems to Amazon Web Services.

Managed different infrastructure resources, like physical machines, VMs and even Docker containers using Terraform It supports different Cloud service providers like AWS.

Extensively worked on Jenkins for Continuous Integration and for End to End automation for all build and deployments.

Set up Jenkins server and build jobs to provide continuous automated builds based on polling the GIT.

Managed Kubernetes charts using Helm. Created reproducible builds of the Kubernetes applications, managed Kubernetes manifest files and managed releases of Helm packages.

Used Jenkins and pipelines to drive all microservices builds out to the Docker registry and then deployed to Kubernetes, Created Pods and managed using Kubernetes

Implemented a completely elastic and scalable infrastructure in the cloud using Jenkins, chef, Puppet, Ansible.

Deploy and monitor scalable infrastructure on Amazon web services (AWS)& configuration management using Chef. Collaborate in the automation of AWS infrastructure via terraform and Jenkins - software and services configuration via Chef Cookbooks.

Automated deployment of Linux applications, system configuration and security settings using Puppet Enterprise.

Responsible for creating puppet modules and manifest files from scratch and experience in editing existing puppet manifests and automated manual installation processes using puppet.

Integrated Jenkins with various DevOps tools such as Nexus, Sonar Qube, Puppet etc.

Extensively worked on Artifactory and Nexus Repository Managers to deploy software built through Jenkins Build Jobs.

Dealt with 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.

Extensive experience in Linux/Unix system Administration, System Builds, Server Builds, Installations, Upgrades, Patches, Migration, Trouble shooting on RHEL 4.x/5.x, Troubleshooting Server issues.

Experience in administrating, configuring, managing Red Hat Linux distributions and Virtualization with VMWare vSphere ESXi 5.x/4.x, vCenter 5.x/4.x.

Proficient in managing the source code control of multiple development efforts using, Subversion (SVN), TFS (for Windows Environment), CVS, GIT, Bit bucket and Perforce version control tools.

Extensively experienced in using Build and Automation tools like ANT, Gradle and Maven.

Experience with monitoring tools like Nagios, Zabbix, Sitescope, Splunk and Scom.

Expert in deploying the code through web application servers like Web Sphere/Web Logic/ Apache Tomcat/JBoss and their installation, configuration, management and troubleshooting.

Developed python, Ruby and shell scripts for automation of the build and release process.

Extensive experience in ticketing and tracking tools like JIRA, REMEDY, Clearquest, Redmine, Bugzilla for Production hotfixes and bugfixes.

TECHNICAL SKILLS:

Cloud Infrastructure

AWS, OpenStack, Azure

Versioning Tools

SVN, GIT, CVS, BitBucket

Scripting

Python, Ruby, Bash shell, Power shell scripting, JSON, YAML

Build Tools

Ant, Maven, Gradle

Configuration Management Tools

Chef, Puppet, Ansible, SaltStack

Continuous Integration Tools

Jenkins, Bamboo, Hudson, TeamCity

Databases

MYSQL, MSSQL, Dynamo DB, MongoDB, Cassandra

Virtualization

VMware, Virtual box, Vagrant, Windows Hyper-V, Power VM

Container & Container Orchestration

Docker, EC2 Container Services, Docker Swarm, Kubernetes

Monitoring Tools

CloudWatch, Nagios, Log Stash, Splunk, Kibana

Bug Tracking Tools

Bugzilla, Atlassian JIRA, Remedy, ServiceNow

Repository Manager

Artifactory, Nexus.

Web servers

Web logic, Web Sphere, Apache Tomcat, JBOSS, Nginx

Operating Systems

Linux,Unix, Solaris, Ubuntu, Windows

WORK EXPERIENCE

MGM Resorts International, Las Vegas, NV Jan 2017 – Till Date

Sr Cloud/DevOps Engineer

Responsibilities:

Involving in Implementation of various AWS cloud Application & deployment using Amazon EC2, S3, RDS(MySQL), Elastic Load Balancing(ELB), Auto scaling, Cloud Front, Elastic Block Storage(EBS), Elastic Beanstalk, Cloud Watch, Identity Access Management(IAM), Implementing Virtual cloud platforms using Amazon Virtual Private Cloud(VPC).

Configuring an AWS Virtual Private Cloud (VPC) and Database Subnet Group for isolation of resources within the Amazon RDS My SQL DB cluster.

Creating S3 buckets and managed policies for S3 buckets and utilized S3 Buckets and Glacier for storage, backup and archived in AWS.

Designed an ELK (Elastic Logstash Kibana) system to monitor and search enterprise alerts.

Worked on creating the Docker containers and Docker consoles for managing the application life cycle.

Responsible for upgrades to Red Hat Linux with Software packages, patches and maintained them in accordance with established policies, procedures and service level agreements.

Maintaining production critical servers running Solaris UNIX, Linux supporting Oracle database and Web services.

Manage the technical delivery of custom development, integrations, and data migration elements of an AEM implementation

Implemented a continuous Delivery pipeline with Docker, Jenkins and GitHub. Whenever there is a change in GITHUB source code, our continuous Integration server, automatically attempts to build a new Docker container from it.

Responsible for installation & configuration of Jenkins to support various Java builds and Jenkins plugins to automate continuous builds and publishing Docker images to the Nexus repository.

Integration of GIT with Jenkins to automate the code check-out process. Defining Release Process and policy for projects early in SDLC.

Experience in Private Cloud and Hybrid cloud configurations, patterns, and practices in Windows Azure and SQL Azure and in Azure web and database deployments.

Integrated Chef, Rundeck and Azure and configured several jobs on Rundeck like bootstrapping nodes, spinning of instances and running Chef Recipes on target nodes for push button deployment.

Written Chef Cookbooks for various DB configurations to modularize and optimize end product configuration, converting production support scripts to Chef Recipes and AWS server provisioning using Chef Recipes

Implemented Chef Recipes from scratch and Deployed on build for internal Data Centre Servers. Also, re-used and modified same Chef Recipes to create a Deployment directly into Amazon EC2 Instances.

Provisioned load balancer, auto-scaling group and launch configuration for microservice using Ansible.

Extensively used Ansible for Configuration management. Wrote several Ansible playbooks for the automation that was defined through tasks using YAML format and run Ansible Scripts to provision Dev servers.

DevOps role converting existing AWS infrastructure to server less architecture (AWS Lambda, Kinesis) deployed via terraform and AWS Cloud formation.

Designed and implemented an entire infrastructure to power a microservices architecture on AWS using Terraform

Work on AWS to build and configure required architecture using Cloud Formation templates and Terraform.

Writing Python scripts to automate AWS services which includes Web servers, ELB, Cloud Front distribution, Database, EC2, database security groups and S3 bucket.

Created private cloud using Kubernetes that supports DEV, TEST, and PROD environments.

Developed microservice onboarding tools leveraging Python and Jenkins allowing for easy creation and maintenance of build jobs and Kubernetes deploy and services.

Working closely with QA teams for automation in deployment and release phases.

Environment: Amazon Web Services, IAM, S3, ECS, EBS, AWS, uDeploy, Cloud Watch, Cloud Formation, RedShift, Elastic Cluster, Elastic Search, Logstash and Kibana, GitHub, Lambda, Chef, Ansible, Docker, Kubernetes, Nagios, Terraform, Java, .Net, Agile, Apache, Tomcat, JSON, Bash, Shell, YAML, JIRA, ANT, Maven, Linux, Mac OSx, Windows, Cloud deployments, MESOS, Marathon, CI/CD.

British Petroleum, Houston, Texas Jan 2016 – Dec 2016

Sr Cloud/DevOps Engineer

Responsibilities:

Maintained the user accounts IAM Roles, setting up Route53 (CNAME), VPC, RDS, Dynamo DB, SES, SQS and SNS services in AWS cloud. Managing Amazon Web Services - ELB, EC2, S3, RDS.

Worked on AWS Cloud Watch, Cloud Formation, Cloud Trail services and Cloud Front to set up and manage cached content delivery.

Design AWS Cloud Formation templates to create custom sized VPC, subnets, NAT to ensure successful deployment of Web applications and database templates.

Configuring S3 versioning and lifecycle policies to store data and thereby archiving files through Glacier.

Experience managing AWS QA infrastructure management (used AWS python boto3 module) as well as creation of CI/CD pipeline (bitbucket, Jenkins)

Storage on AWS EBS, S3 and Glacier and automate sync data to Glacier. Databases services on AWS like RDS, Dynamo DB, Elastic Transcoder, Cloud front, Elastic Beanstalk. Migration of 2 instances from one region to another. Configuration of site- to- site VPN and open VPN using Linux EC2 instance

Application deployment and data migration on AWS Redshift.

Using Chef, deployed and configured Elasticsearch, Logstash and Kibana (ELK) for log analytics, full text search, application monitoring in integration with AWS Lambda and CloudWatch.

Involved in migrations and automation of Linux based servers (CentOS, RHEL, Ubuntu) and windows based servers (2008R2, 2012R2) from on-premises to cloud platforms such as AWS and AZURE.

Installed, configured and managed the ELK (Elastic Search, Log stash and Kibana) for Log management within EC2 / Elastic Load balancer for Elastic Search.

Deployed various databases and applications using Kubernetes cluster management some of the services are reddis, nodejs app, nginx etc.

Managed local deployments in Kubernetes, creating local cluster and deploying application containers.

Provide Hosting and Deployment Solution in PACI (Parallels Automation Cloud Infrastructure) based on Linux, VMware and Windows server platform.

Experience in monitoring the availability & performance of RedHat Linux Servers through tools like mpstat, vmstat, iostat, netstat and nfsstat.

Hands-on experience on Ansible and Ansible Tower as Configuration management tool, to automate repetitive tasks, quickly deploys critical applications, and proactively manages change.

Used Ansible Tower for scheduling playbooks and used GIT repository to store our playbooks.

Installed Ansible Registry for local upload and download of Docker images and even from Docker hub.

Perform configuration of standard Linux and network protocols, such as SMTP, DHCP, DNS, LDAP, NFS, SMTP, HTTP, SNMP and others.

Install, configure, and troubleshoot enterprise-wide Apache web servers and Tomcat application containers in a large Red Hat Linux/CentOS environment.

Manage users and groups in Solaris & Linux servers to create, modify and delete users/groups and troubleshooting user related issues.

Scheduled the Linux Cron jobs and Jenkins jobs for build automation. Developed Perl and shell scripts for automation of the build and release process.

Integration of Nexus, Jenkins, Urban Code Deploy with Patterns/Release, Git, Confluence, JIRA and Maven/ Cloud Foundry. Using Jenkins AWS Code Deployplug-in to deploy to AWS.

Performed integration of Code Quality Analysis Techniques like Check styles, Find Bugs, NUnit, JUnit, with CI tools like Hudson/Jenkins.

Performed Cloning, modifying, updating the GIT repos and push back to the Bitbucket. Imported and managed multiple corporate applications into GIT repositories and give access rights to the authorized developers.

Extensively worked on Git for local repos and bitbucket, github for remote repo's and for further builds and continuous integration.

Wrote, maintained, reviewed and documented modules, manifests, Hiera configurations and Git repositories for Puppet Enterprise on RHEL and Windows platforms.

Deploy and monitor scalable infrastructure on Amazon web services (AWS) & configuration management using puppet.

Built an end2end splunk dashboard, report and alerts to support electronic customer communication (ECC) program, which interacts with multiple teams (Digital, SOA, MDM, PAS, Payment Central, ECC)

Ability to deploy/configure and administer Splunk clusters on large scale. Also, help various teams in on boarding Splunk and configure dashboards, alerts, reports accordingly.

Configured and maintained Jenkins to implement the CI process and integrated the tool with Ant and Maven to schedule the builds.

Developed build and deployment scripts using ANT and MAVEN as build tools in Jenkins to move from one environment to other environments.

Configured kickstart server and updating/applying patches to the servers using proxy server.

Experience working on using python for deployment of storage, networking and compute node.

Environment: Azure, AWS, EC2, ECS, Dynamo DB, EMR, VPC, Subnets, IAM, Route53, S3, ELB, RDS, Security Groups, Cloud Watch, Elastic Cluster, RedShift, Elastic search, uDeploy, Logstash and Kibana, Auto Scaling of instances, ACL, Java, .Net, Linux, Mac OS X, Windows, Cloud Formation, Nagios, Nexus, Chef, Puppet, ANT, Maven, Docker, JBoss, CI/CD, JIRA, Bamboo, Cassandra, Splunk.

JP Morgan Chase & Co, NYC, NY June 2014 – Nov 2015

Cloud/DevOps Engineer

Responsibilities:

Build new VMware ESX Server 4.x/5.x on HP HW running Red Hat Enterprise Linux & Created different virtual machines like Debian, windows 2003 & 2008 server, SuSE enterprise Linux using VMware Virtual Infrastructure Client tool and configured with EMC storage box.

Migrated and orchestrated large scale infrastructure includes databases, server monitoring, block storage, and virtual networking using OpenStack and supported public private and hybrid cloud services.

Developing build and deployment scripts using ANT and MAVEN as build tools in Jenkins to move from one environment to other environments for Continuous Integration.

Maintaining the infrastructure (servers for different data centers) using OpenStack. Familiar with OpenStack concepts of user facing availability zones and administrator facing host aggregates.

Automated deployment of OpenStack Clouds in data centers and availability zones. Deep understanding of all OpenStack services including Nova, Neutron, keystone, RabbitMQ, Swift, Cinder etc.

Maintained puppet modules and manifests that automate deployment of configuration and software for OpenStack Control Plane.

Setup automated alerting of OpenStack Control Plane services using Zabbix triggers and templates.

Built and maintained Elasticsearch Logstash Kibana stack to centrally collect logs that are used to monitor applications.

Created playbooks for OpenStack deployments and bug fixes with Ansible. Deployed and tested playbooks in Docker containers before pushing changes in Git.

Used Kibana 4 to build reliability and availability dashboards for cloud operations that helped monitor the performance of OpenStack components.

Managed MySQL database instances and schemas for OpenStack services nova, neutron and keystone.

Used Nova commands to build and manage OpenStack VMs of different flavors and different images.

Developed Python scripts to help automate migration of applications and also monitor application health during this migration.

Used IPtables and security groups to develop a logical firewall to ensure high security for OpenStackControl Plane applications.

Involved in designing and deploying a multitude of application AWS resources including VPC, IP Sec VPN, EC2, S3, EBS, ELB, Auto scaling, Cloud Watch, Cloud Trail, Cloud Front, KMS, EMR, SES, SNS, SQS, Redshift, Route 53, IAM, Lambda etc.

Implementing infrastructure on new AWS systems and migration of existing Linux and Windows based Infrastructure to AWS and Azure Cloud platforms and automated using Terraform, Cloud Formation Templates.

Managed different infrastructure resources, like physical machines, VMs and even Docker containers using Terraform It supports different Cloud service providers like AWS.

Installing, configuring and administering Jenkins Continuous Integration (CI) tool on Linux machines along with adding/updating plugins such as SVN, GIT, Maven, ANT, Chef, Ansible etc.,

Coordinate/assist developers with establishing and applying appropriate branching, labeling/naming conventions using GIT source control and analyzed and resolved conflicts related to merging of source code for GIT.

Implemented a Continuous Delivery pipeline with GITHub, Jenkins, Docker and AWS AMI's, whenever a new GIT hub branch gets started, Continuous Integration server attempts to build a new Docker container from it, the Docker container has the AMI baked in and leverages Linux containers and deployed them in Ops Works Stacks using Chef.

Used JIRA to track issues and Change Management.

Created multiple Python, Perl and UNIX shell Scripts for various application level tasks.

Used Nagios as a monitoring tool to identify and resolve infrastructure problems before they affect critical processes and also worked on Nagios Event handlers in case of automatic restart of failed applications and services.

Used Splunk APM for log aggregation and analysis on different application servers and integrating the Splunk with Single Sign-On authentication and Service now ticketing tool.

Managing Networking and system infrastructure using SNMP, Troubleshooting and configuration of network access based on RHEL servers.

Diagnosing & Troubleshooting the Linux/Unix servers’ network connections, examining raw network traffic nmap, netstat, lsof, arp, ip, ifconfig, iwconfig, dig, host, tcpdump, route, nc, traceroute.

Environment: OpenStack, AWS, AWS lambda, S3, EBS, Redshift, IAM, EC2, Elastic Load Balancer, AWS Auto Scaling, Teraform, Apache, Tomcat, Nagios, MySQL, PHP, Perforce, Jenkins, Maven, Docker, Puppet, JBOSS 4.22.GA, JSON,Web Logic Application Server 9.x, 10.x, Chef, GIT, Oracle, Windows and Linux.

American Express, Phoenix, AZ May 2012 – May 2014

DevOps Engineer

Responsibilities:

Installing, upgrading and configuring Linux Servers using Kickstart as well as manual installations and the recovery of root password.

Kickstart both Virtual Server and bare-metal rom CPAN, obtaining the specs files convert them to. rpm format for installation on both RHEL and CentOS Servers

Developed automation scripting in Python (core) using Puppet to deploy and manage Java applications across Linux servers.

Responsible for performing tasks like Branching, Tagging, and Release Activities on Version Control Tools: SVN, GIT and migrated SVN into GIT and Puppet.

Coordinate/assist developers with establishing and applying appropriate branching, labeling/naming conventions using Subversion (SVN) and GIT source control.

Wrote JUnit test cases, build using Maven/ANT run automatically by Jenkins in the builds triggered by each push to GIT.

Administered and Implemented CI tools Hudson and Jenkins for automated builds migrated all projects from perforce to subversion

Integrated ant with Shell scripts created in Bash to automate the deployments for the Java based applications.

Troubleshooting and resolving Splunk performance/search pooling/log monitoring issues, role mapping and dashboard creation.

Headed Proof-of-Concepts (POC) on Splunk implementation, mentored and guided other team members on Understanding the use case of Splunk.

Provided guidance on Nagios monitoring and runbook documentation

Installing and configuration of an automated tool Puppet that included installation and configuration of Puppet Master, Agent nodes and an admin control workstation.

Writing modules for Puppet and good understanding analyzing Manifests.

Deployed Puppet, Puppet Dashboard, and Puppet DB for configuration management to existing infrastructure.

Rewrote many Puppet modules to modern code-quality standards.

Designed and implemented fully automated server build, management, monitoring and deployment solutions spanning multiple platforms, tools and technologies including Jenkins, Nexus, SVN, Blade logic and WebSphere.

Created Ansible Playbooks and Puppet Manifests to provision Apache Web servers, Tomcat servers, Nginx, Apache Spark and other applications.

Expert in implementing continuous integration and deployment systems using Jenkins, Maven, Nexus, Ansible, Anthill pro and Run deck.

Implemented the Chef Software setup and configuration on VM's from the scratch and deployed the run-list into Chef-server and bootstrap the Chef clients remotely.

Environment: Puppet, Ansible, ANT, Maven, SVN, Git, Nagios, CI/CD, Agile, RedHat Linux, Solaris, Ubuntu, Windows, OpenStack, Java, .Net, Apache Tomcat, uDeploy, JBoss, Perl, Python, YAML, Ruby, Splunk.

Mindtree Ltd, India Dec 2010- Mar 2012

Sr Linux Administrator

Responsibilities:

Provided 24x7 System Administration support for 300+ Red Hat Linux servers and resolved trouble tickets on shift rotation basis.

Configuration of Hardware and Software RAID on Digital & Sun Servers.

Responsible for configuring and managing Squid server in Linux.

Creating templates, cloning Linux virtual Machines and migrating servers across ESX hosts.

Kernel tuning, Writing Shell scripts for system maintenance and file management.

Managing HP-UX, Compaq and Linux workstations and servers.

Configured and Administering NFS and NIS on Sun Solaris server environment.

Installation, configuration and administration of Red Hat Linux servers and support for Servers.

Used lilo and fsck to resolved server issues using rescue mode, and single user mode.

Shell scripting for database startups, backups using bash shell scripting.

Wrote Technical documentation for various projects and worked with Technical writer to finalize documents.

Responsible for scheduling jobs using crontab and at.

Set up Quotas for the user accounts & limiting the disk space usage.

Hands-on experience in server builds, migrations such as OS migrations, Application migrations, and Storage migrations.

Troubleshooting Backup and Restore problems Creation of LVMs on SAN using Linux utilities

Perform day to day Linux administration such as user accounts, logon scripts, directory services, file system shares, permissions.

Monitoring system resources, logs, disk usage, scheduling backups and restore.

Setup Clustering for Linux servers.

Installation and configuration of Oracle 7.x/8.x.

Responsible for preparing architectural flow diagrams and presentations.

Day to day ticket resolving & submit CRQ based on user requirement.

Created Opsware implementation records to populate server specs to kickstart file for PXE boot process. Install and support user requested rpm's whenever it is required.

Involved in helping others Linux Administrators to deployed Splunk in a Linux and windows environment.

Creating LDOMs, installing Solaris, creating volumes, installing packages, Configured Sendmail.

Environments: Red Hat Linux (RHEL 4/5), UNIX, Python, Logical Volume Manager, Global File System, Red Hat Cluster Servers, Maven, Puppet, Nagios, BMC, Oracle, MySQL, Shell scripts, Perl scripts, Apache, Tomcat, SAN, SUSE, VMware.

ADP, India July 2009 - Oct 2010

System Administrator

Responsibilities:

Responsible for maintenance of development tools and utilities and to maintain shell, Perl automation Scripts.

Installation, maintenance and administration of Oracle and Db2 Server on Sun Servers.

Log file was managed for troubleshooting and probable errors.

Configured Red Hat Cluster Nodes for any legacy applications and verified the daily health checks on the cluster nodes.

Performed remote system administration using network protocol tools such as SSH, HTTP, TELNET, FTP, SFTP, SMTP, SSL.

Installed and configured DHCP, DNS, TCP/IP, UDP, FTP, NFS servers and clients, assigning IP addresses to client hosts, and performed trouble shooting.

Adding servers to domain and managing the groups and user in Active Directory, installing and configuring send mail.

Provided technical assistance in monitoring, tuning, backup/restore, upgrades, failover and recovery and upgrades of Web Sphere Environment for availability, scalability, maintainability.

Experiences in creating Disk Partitions, Logical Volume Manager (LVM) and RAID Technologies on different File Systems like Ext2, Ext3, Ext4, XFS on various Linux Distributions and involved in creating Veritas volume manager on Solaris.

File system Tuning and growing using VERITAS File System (VxFS), coordinated with SAN Team for storage allocation and Disk Dynamic Multi path.

Upgraded Red hat Linux OS on Web Sphere, JBOSS and Oracle database servers from V3, V4 to V5. Monitored servers, switches, ports etc. with Nagios monitoring tool.

Installation and administration of RHEL 4.0.

Maintained Samba File Server for user authentication, syslog domain, and file sharing.

Setup Clustering for Linux servers.

Configured Kickstart server and updating/applying patches to the servers using Redhat Satellite server.

Environments: RedHat Linux, AIX, Solaris, Bash, Shell, XEN and VMware, Windows Server 2000 and 2003, LVM, Web Sphere, JBOSS, Nagios, Apache Web Server, Tomcat, Java, Oracle, Git, SVN, BMC Remedy.

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