PROFESSIONAL SUMMARY:

• Around 9 years of extensive experience in Automating, configuring and deploying instances on cloud environments and Datacenters.
• Experience in the areas of DevOps, CI/CD, Build and release management, Cloud and Linux/Windows Administration Proficient in prioritizing and completing tasks in a timely manner, yet flexible to multitask when necessary.
• Worked in different software development life cycles using the Waterfall, Agile methodologies.
• Experienced in Infrastructure Development and Operations, involved in designing and deploying utilizing AWS stack like EC2, EBS, S3, VPC, Security Groups, RDS, SES, ELB, IAM Policies, NAT, Auto scaling, EBS Volume, Cloud Front, Cloud Formation, Elastic Cache, Cloud Watch, SNS, Route 53, Lambda functions, Elastic BeanStack, CloudTrail, SQS, ECS.
• Worked on Build servers using AWS which includes importing necessary volumes, launching the EC2 instance, S3 for Object and Static Webpages and creating security groups, auto - scaling, load balancers, Route 53 and SNS as per the architecture.
• Extensively involved in infrastructure as code, execution plans, resource graph and change automation using Terraform. Managed AWS infrastructure as code using Terraform.
• Hands on experience working with Azure VM for migrating and deploying the workloads and creating, configuring Azure Vents, DNS settings, routing as well as security policies.
• Experience in building private cloud infrastructure of OpenStack, deploying through Puppet and maintaining them in production. Also, have tested OpenStack environment i.e. Nova, Swift, Cinder, Neutron, Horizon, Keystone, & Glance.
• Ensured successful architecture and deployment of enterprise-grade PaaS solutions using Pivotal Cloud Foundry (PCF) as well as proper operation during initial application migration and set new development.
• Hands-on experience on and Ansible Tower as Configuration management tool, to automate repetitive tasks, quickly deploys critical applications, and proactively manages change.
• Tested the Chef Cookbooks on multiple platforms using test kitchen. Also have hands-on experience in storing Cookbooks using Chef DK
• Deployed micro services, including provisioning AWS environments using Ansible Playbooks and Provisioned load balancer, auto-scaling group and launch configuration for micro services using Ansible
• Installed, configured and managed the ELK (Elastic Search, Log stash and Kibana) for Log management within EC2 / Elastic Load balancer for Elastic Search.
• Expertise in setting up Docker Host, Docker Registry, RHEL, Centos Atomic Host, Docker images (Centos, RHEL and Ubuntu instances). Currently leads an active integration effort for building out PaaS with Red Hat, Open Shift, Dockers and working with developers on application containerization effort.
• Worked with Docker and its components like Docker Engine, Docker Hub, Compose, Docker Swarm, Docker Registry and Docker weave .
• Implemented a production ready, load balanced, highly available, fault tolerant Kubernetes infrastructure and created Jenkins jobs to deploy applications to Kubernetes Cluster.
• Good understanding of OpenShift platform in managing Docker Containers, Kubernetes Clusters, and Mesos.
• Worked on Continuous Integration and Continuous Delivery project (CICD Process) and experience in configuring, automation and maintaining build and deployment CI/CD tools GIT/GitLab, JENKINS.
• Continuous Integration: implemented and promoted use of Bamboo within the developer community. Validated Jenkins along with Bamboo.
• Profusely worked on version control tool like GIT, clear case, SVN, Big Bucket to track changes made by different developers in source code involving concepts like Branching, Merging and Tagging.
• Experience in Integration of Application with monitoring tool New Relic for complete insight and proactive monitoring.
• Used Jenkins API to query the Jenkins server state and change configuration and automate tasks on nodes and jobs. Experience in monitoring tools such as Nagios, Splunk, and ELK.
• Experience in installing, configuring, supporting and troubleshooting Unix/Linux Networking services and protocols like TCP, SMTP, HTTP, SNMP, NIS, NIS+, OSPF, LDAP, DNS, NFS, DHCP, NAS, FTP, SSH and SAMBA.
• Dealt with Linux Utilities like PXE-Boot, Network Bonding, LVM, 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.
• Expert in handling Build and Automation tools like ANT, Gradle and Maven.
• Experience in Artifact repository management using tools like Confidential, JFrog, Docker Hub, Docker Registry.
• Experience in implementing testing tools and frameworks like Junit, Qunit, and Selenium to write test cases
• Experience with Application Life Cycle management tools like JIRA, mingle, Pivotal-Tracker.
• Maintained build related scripts developed in shell for Maven builds. Created and modified build configuration files including POM .xml.
• Worked on Mongo DB replication concept, used to maintain multiple copies of data in different database servers.
• Experience in developing and deploying Java applications using Maven and Spring. Monitoring, maintaining and upgrading Java application servers and MySQL databases along with configuring replication.
• Hands on experience with scripting languages like Shell/Bash, Perl, and Python.
• Experienced in configuration and maintenance of common Linux services such as Tomcat, Apache, MySQL, NFS, FTP, Postfix, LDAP, DHCP, DNS BIND, HTTP, HTTPS, SSH, iptables and firewall etc.

Technical Skills

Operating system

ms

RHEL-5/6/7, Fedora, SUSE, UNIX, SUN-Solaris 9/10/11, HPUX 10.x/11.x, Win-Server

CI/CD Tools

Jenkins, Chef, Ansible, Puppet, Docker, Terraform, Vagrant

Cloud Services

AWS, Azure, OpenStack, Pivotal Cloud Foundry.

Build Tools

Maven, Ant, Gradle, MS Build, GRUNT.

Application Servers

IBM WebSphere, Tomcat, Wild Fly, JBoss, Glassfish, Oracle WebLogic.

version control tools

GIT, GIT-lab, TFS, Bitbucket, GitHub, Subversion (SVN)

Database System

MS SQL Server, MySQL, MongoDB, Oracle 9i/10g/12C, IBM DB2

Web servers

Apache, Tomcat, JBOSS 4.x/5.x, Web Logic (8/9/10), Web Sphere4.0/5.0

Scripting

Perl, Python, JavaScript, Ruby, Bash shell, Power shell.

Virtualization

VMware, Windows Hyper-V, Power VM, VirtualBox, Citrix Xen, VMware ESXi

Monitoring Tools

Nagios, CloudWatch, Splunk, ELK-Xpack, GrayLog, Grafana, New Relic, DataDog

Prog. Languages

C, C#, Java, J2EE

Web Programming

HTML5, CSS, Javascript, JQuery, AJAX

PROFESSIONAL EXPERIENCE:

Confidential, MI

Sr. Cloud & DevOps Engineer

Responsibilities:

• Experienced Cloud and DevOps engineer in Automating, Configuring and deploying instances on AWS , OPENSTACK Cloud environments and Data centers.
• Involved in designing and deploying large applications utilizing almost all the AWS stack (Including EC2, Route53, S3, RDS, Dynamo DB, SNS, SQS, IAM) focusing on high availability, fault tolerance, and auto-scaling in AWS Cloud Formation.
• Using Cloud Watch, extensively monitored the AWS services like EC2, CPU, memory, Amazon RDS DB services, DynamoDB tables, EBS volumes to set alarms for notification or automated actions and to monitor logs for a better understanding and operation of the system.
• Expertise in configuring the monitoring and alerting tools according to the requirement like AWS Cloud Watch, AWS CloudTrail, Dynatrace, Nagios, Splunk Enterprise, SNMP monitoring for the VPN connections.
• Written Cloud Formation Templates in JSON and YAML format to build the AWS services with the paradigm of Infrastructure as a Code.
• Experienced in designing the referential architecture for migrating from on premises environment to AWS site using Cloud Formation templates.
• Employ AWS IAM to securely control users' access to AWS services and resources by enforcing granular permissions, controlling share access to AWS accounts, applying multi-factor authentication, and enabling identity federation.
• Managing Amazon Web Services (AWS) infrastructure with automation and configuration management tools such as Ansible, designing cloud-hosted solutions.
• Developed New Relic APMs for various applications and monitors like ping, scripted browser and API Tests using synthetics for custom APIs that alert operations channels on Slack .
• Using Chef deployed and configured Elastic Search Log stash and Kibana ( ELK ) for log analytics, full text search, application monitoring in integration with AWS Lambda and Cloud Watch.
• Developed scripts to create projects/manage user roles in OpenStack environments, BULK launch instances within them, and migrate instances to environments hosted by different Fuel servers.
• As an OpenStack admin, managed creation of new users, tenant and assigning resource quotas to OpenStack users using Keystone.
• Highly detailed editing of all associated OpenStack configuration files using information from design and architecture documents for successful execution of Ansible playbooks resulting in completed OpenStack private cloud implementations.
• Created dashboards in New Relic for the components in ansible.
• Built, configured and documented secure cloud instance services in AWS cloud using EC2/EBS/RDS consisting of Chef, Ansible, Jenkins, Splunk, Atlassian Jira, Confluence/wiki, Bitbucket/git, Nagios XI.
• Create automation and deployment templates for relational and NoSQL databases including MSSQL , MySQL, Cassandra and MongoDB in AWS.
• Integration of Automated Build with Deployment Pipeline. Currently installed Chef Server and clients to pick up the Build from Jenkins repository and deploy in target environments (Integration, QA, and Production).
• Managed Kubernetes charts using Helm, and Created reproducible builds of the Kubernetes applications, managed Kubernetes manifest files and managed releases of Helm packages.
• Created from scratch API call for creating labels on New Relic .
• Provided consistent environment using Kubernetes for deployment scaling and load balancing to the application from dev through production, easing the code development and deployment pipeline by implementing Docker containerization with multiple namespace.
• Changed the infrastructure Elastic Beanstalk to Docker with Kubernetes to provide better performance and easier management of the production environment.
• Provided consistent environment using Kubernetes for deployment scaling and load balancing to the application from dev through production, easing the code development and deployment pipeline by implementing Docker containerization with multiple namespace.
• Expertise in setting up Docker Host, Docker Registry, RHEL/ Centos Atomic Host, Docker images (Centos, RHEL and Ubuntu instances) Currently leads an active integration effort for building out PaaS with Red hat, Open Shift, Dockers and working with developers on application containerization effort.
• Worked with an agile development team to deliver an end to end continuous integration/continuous delivery product in an open source environment using chef and Jenkins.
• Created Maven POM files for Java projects & then installed the application on AWS EC2 AMI(Linux), RedHat, Ubuntu. Integrated Maven with Jenkins for the builds to be scheduled.
• As part of continuously delivering Agile team, develop, test, and deploy Data platform features Develop ongoing test automation using Chef, Python based framework Using Ansible to Setup/teardown of ELK stack (Elastic Search, Log stash, Kibana).
• Expert on setting up and configuring LDAP and Active Directories on Linux and Window servers.
• 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.
• Expertise in Volume management, Disk Management, software RAID solutions using VERITAS Volume manager & Solaris Volume Manager. File system Tuning and growing using VERITAS File System (VxFS), coordinated with SAN Team for storage allocation and Disk Dynamic Multipath.
• Developed Python, Perl and shell/bash scripts for automation of the build and release process and to automate certain processes for the smooth process of a build tool like Maven. Created and wrote shell scripts (Ksh, Bash), Ruby, Python and Power Shell for setting up baselines.
• Creating an AWS RDS MySQL DB cluster and connected to the database through an Amazon RDS MySQL DB Instance using the Amazon RDS Console.

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

Confidential, MO

Cloud & DevOps Engineer

Responsibilities:

• Experience in Automating, Configuring and deploying instances on Azure and PCF Cloud environments.
• Implemented Azure SQL Server for storing the data related to the recruitment and extensively worked on queries and stored procedures.
• Working knowledge on Azure cloud IaaS and PaaS Services, Azure SQL, Azure storage and Azure Services.
• Worked on various Azure services like Compute (Web Roles, Worker Roles), Azure Websites, Caching, SQL Azure, NoSQL, Storage, Network services, Azure Active Directory, API Management, Scheduling, Auto Scaling, and PowerShell Automation.
• Managed the lifecycle of containers and processes running using PCF Diego cell rep.
• Worked with Client Engineering team to develop PCF implementations in both C#.net , Java/Spring.
• Written Chef Cookbook, recipes to automate installation of Middleware Infrastructure like Apache Tomcat, JDK and configuration tasks for new environments etc.
• Hands-on experience on Ansible and Ansible Tower as Configuration management tool, to automate repetitive tasks, quickly deploys critical applications, and proactively manages change.
• Managed Kubernetes charts using Helm and created reproducible builds of the Kubernetes applications, managed Kubernetes manifest files and Managed releases of Helm packages.
• Virtualized the servers on Azure using the Docker, create the Docker files and version control to achieve Continuous Delivery goal on high scalable environment, used Docker coupled with load-balancing tool Nginx.
• Installed Ansible Registry for local upload and download of Docker images and even from Docker hub.
• Integration of Confidential , Jenkins, Urban Code Deploy with Patterns/Release, Git, Confluence, JIRA and Maven/ Cloud Foundry. Using Jenkins, Azure Code Deploy plug-in to deploy to Azure.
• Implemented Azure Sql Server for storing the data related to the recruitment and extensively worked on queries and stored procedures.
• 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.
• Using Chef, deployed and configured Elasticsearch, LogStash and Kibana (ELK) for log analytics, full text search, application monitoring in integration with Azure.
• 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).
• Scheduled the Linux Cron jobs and Jenkins jobs for build automation. Developed Perl and shell scripts for automation of the build and release process.
• 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 PCF and AZURE.
• Experience in monitoring the availability & performance of RedHat Linux Servers through tools like mpstat, vmstat, iostat, netstat and nfsstat.
• Involved in Setting up Continuous Integration Environment using Jenkins and responsible for design and maintenance of the GIT Repositories , views, and the access control strategies.
• Install, configure, and troubleshoot enterprise-wide Apache web servers and Tomcat application containers in a large Red Hat, Linux/CentOS environment.
• Extensively performed Firmware Upgrades, Kernel Patches, system configuration, system performance tuning on Linux / Unix servers.
• Proficiency in VMware installation and monitoring Virtual environments with ESXi 3.x Servers and Virtual Center 2.x .

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

Confidential, VA

DevOps Engineer

Responsibilities:

• Worked on AWS EC2 Instances creation, setting up VPC, Launching EC2 instances and worked on Cloud Watcher for providing high availability of applications of EC2 instances based on a load of applications.
• Handling migration of on-premises applications to the cloud, and created resources in the cloud to enable this, using all critical AWS tools, used ELB and Auto-Scaling policies for scalability, elasticity, and availability.
• Worked on Cloud automation, Containers, PaaS & Pivotal Cloud Foundry (PCF) which helps to trigger the inherent originality of an individual using Terraform.
• Creating Cloud formation scripts for hosting software on AWS Cloud. Automating the installation of Software through PowerShell scripts.
• Deployed Puppet, Puppet dashboard and Puppet DB for configuration management to existing infrastructure.
• Expert in Puppet as Configuration management tool, to automate the repetitive tasks, quickly deploy apps.
• Developed build and deployment scripts using MAVEN and Gradle as build tools in Jenkins to move from one environment to other environments.
• Developed processes, tools, automation for Jenkins based software for build system and delivering SW Builds.
• Administered and Implemented CI tools Hudson and Jenkins for automated builds migrated all projects from perforce to subversion.
• Designed and implemented fully automated server build, management, monitoring and deployment solutions spanning multiple platforms, tools and technologies including Jenkins, Confidential , SVN, Blade logic and WebSphere.
• Integrated Bitbucket with JIRA for transition JIRA issues from within Bitbucket Server and monitored the JIRA issues in Bitbucket Server.
• Worked on integration of Build-timeout plug in with Jenkins to specify timeout for running builds.
• Wrote JUnit test cases for unit, integration, and functional tests, run automatically by Jenkins in the builds triggered by each push to GIT.
• Worked on version control tools like Subversion, TFS, GIT, Bit bucket, Confidential , Perforce Version wherein experienced with tagging, branching on platforms like Linux/Windows and used Source code management client tools like GIT Bash, GitHub, GIT-GUI and other CLI applications etc.
• Integrated A nt with Shell scripts created in Bash to automate the deployments for the Java based applications.
• Installing, upgrading and configuring Linux Servers using Kickstart as well as manual installations and the recovery of root password.
• Installed and Deployed RedHat Enterprise Linux 6.x/7.x, CentOS, and installation of packages and patches for RedHat Linux Servers.
• Well used and experience in deploying the code through web application servers like Apache Tomcat and NGINX.
• Expert in implementing continuous integration and deployment systems using Jenkins, Maven, Confidential, Ansible, Anthill pro.
• Database administration of MySQL, Oracle or equivalent Data Base programs.

Environment: AWS, PCF, AWS lambda, S3, EBS, Redshift, IAM, EC2, Elastic Load Balancer, AWS Auto Scaling, Terraform, 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.

Confidential, RI.

Build and Release Engineer

Responsibilities:

• Responsible for the management and continuous improvement of the release process for internal and external web applications.
• Participated in the release cycle of the product which involved environments like DEV, INT, QA, UAT, and Production.
• Developed and implemented Software Release Management strategies for various applications according to the Agile process.
• Collaborated with Architects, Systems, Network, Software and QA Engineers, and to continuously improve the efficiency and reliability of Build and Deployment processes to support all phases of development including production releases.
• Setting up Puppet master, client and wrote scripts to deploy applications on Dev, QA, Production environment, Development of Puppet modules with Jenkins for Continues Integration and Continues Deployment of managed products, and related services.
• Designed the project workflows/pipelines using Jenkins for Continuous Integration and deployment into different Web/Application Servers.
• Configure jobs and pipelines using Jenkins. Troubleshoot problems arising from Build failures and Test failure and Implementation of plugins with Jenkins for code coverage and test coverage. Used Jenkins for Continuous Integration and deployment into Tomcat/Apache Application/Web Server.
• Installing and configuration of an automated tool Puppet that included installation and configuration of Puppet Master, Agent nodes and an admin control workstation.
• Deployed Puppet, Puppet Dashboard, and Puppet DB for configuration management to existing infrastructure.
• Installation and configuration Infrastructure Automation Tool Puppet. Created and updated Puppet manifests, modules, files, and packages.
• Installed and configured Bamboo server for CI to automate the release management for applications and created a continuous delivery pipeline.
• Migrating J2EE applications to UNIX and Windows environments by configuring application via Subversion, and Jenkins. Worked closely with the Development Team in the design phase and developed Use case diagrams using Rational Rose.
• Managed GIT, Bitbucket repositories for branching, merging, and tagging.
• Configured GIT with Jenkins and schedule jobs using POLL SCM option and integrated to automate the code checkout process. Wrote JUnit test cases for unit, integration, and functional tests, run automatically by Hudson/Jenkins in the builds triggered by each push to GIT.
• Experience in Installing, configuring and maintaining DB servers, LAMP server and file sharing servers like Samba, NFS, FTP and Web Sphere & Web Logic Application Servers.
• Configured Linux servers for clusters of Oracle Real Application and configured SAN based mount points as well.
• In-depth knowledge of computer applications and scripting like Shell, Python, Ruby, Perl, JavaScript and XML. Deployed a LAMP server from the command line and migrated the MySQL database and PHP code from Windows Server 2008 to CentOS (Red Hat).

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.

Confidential

Linux Administrator

Responsibilities:

• Administered RHEL4.x, 5.x, 6.x servers which includes installation, testing, tuning, upgrading and loading patches, troubleshooting virtual server issues.
• Responsible for managing more than 600 Linux servers through virtualization.
• Installed, monitored and managed several virtual hosts on VMware ESXi using the software vSphere client.
• Installed VCenter server on a physical machine and made that system as a virtual server to connect and maintain several ESXi servers.
• Managed Security, Backup, Disaster Recovery, Performance Monitoring and Fine-tuning on Linux (RHEL) systems.
• Installed and configured DHCP, DNS (BIND, MS), web (Apache, IIS), mail (SMTP, IMAP, POP3), and file servers on Linux servers.
• Expertise in virtualization using VMware ESX server 3.5, 4.0 VMware workstation, virtual box and XEN, REDHAT enterprise virtualization suite.
• Configured and implemented F5 load balancers to maintain global and local traffic across various environments.
• Configured Storage, Disk Management, Logical Volume Management ( LVM ) and logical partitioning.
• Created and configured LVM (Logical Volume Manager) to manage volume group, logical and physical partitions and importing new physical volumes.
• Coordinated and undertook in troubleshooting of Solaris / Linux Virtual systems, software, Network hardware, and resolution of related user problems.
• Configured and Maintained CISCO routers, Local Director, and Jumpstart servers.
• Installed/configured/maintained the Linux servers, DNS, NFS, Send mail, apache, ftp, sshd. Patch servers, Fixing Vulnerability findings, Server Hardening, Troubleshoot Application on Nix OS. Edit scripts for job scheduling.
• Involved in complete Administration tasks on Red Hat Linux and documentation for the projects executed.
• Exper i enc e wi t h VM w ar e V i rt u al i z at i on us i ng E SX 4.0, XE N and V i r t ual box hyp ervi sor of vSph ere.
• Analyzed the performance of resources like CPU, Memory, Disk and Swap by using commands like prstat , vmstat , sar , iostat , swap .
• Performed configuration of standard Linux and network protocols, such as SMTP , DHCP , DNS , LDAP , NFS , SMTP , HTTP , and SNMP .
• Hands on experience in installing, configuring and monitoring, Veritas Cluster Server (VCS), Sun Cluster Server, HP Service Guard, Red hat Cluster Server in High Availability Environment.
• Responsible for installing, integrating, tuning and troubleshooting Apache, Tomcat, WebSphere and Web logic application server.
• Collaborate on monitoring and troubleshooting Servers using various third-party tools like Nagios.
• Managing routine backup, scheduling jobs, enabling system logging and network logging.
• Troubleshooting tickets using BMC remedy. Developed bash shell scripts to automate routine activities.

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.

Confidential

Systems Administrator

Responsibilities:

• Responsible for user account administration in Active Directory , Exchange 2003/2007, Unified Computing System (UCS) Servers.
• Scheduling full and incremental backups using Net Backup on daily, weekly and monthly basis.
• Plan, design, deploy, and Windows clients as well as servers through Microsoft Deployment Management.
• Install, Configure and provide end-user for Microsoft Share point portal, Microsoft CRM 4.0 and various company use software/hardware.
• Experience in adding new data disks , formatting, partitioning, disk space allocation, monitoring system performance, system tuning, and server hardening and crash recovery issues.
• Implemented and configured Kickstart installation on RHEL / CentOS / Ubuntu . Install patches, maintenance levels and security fixes for Linux (SuSE/Red hat) and AIX servers.
• Troubleshoot network issues and ensure reliability in infrastructure services such as VLAN , Routing , DNS , NTP , Syslog , and SMTP .
• Allocated and configured storage on vCenter using VMware tools and built vCenter server to manage VMware & vSphere hosts.
• Installed and configured LAMP stack on company server to support all systems in the environment.
• Managed several websites using Apache and Created, managed and maintained databases using MySQL
• Network trouble-shooting using 'traceroute' , 'netstat' , 'ifconfig' .
• Setting up system level firewalls using iptables to allow SSH connections from only desired servers and troubleshooting any connection issues.
• Efficiently managed RAID , File systems through LVM . Worked with Red Hat Package Manager RPM, YUM and YAST.
• Good knowledge on Raid’s. (Like RAID0, RAID1, RAID2, RAID4, RAID5, RAID 6, etc.).
• Installing, Configuring and Maintaining the DHCP , DNS , NFS , NIS , send mail server & LDAP .
• Administered Linux servers for several functions including managing Apache/Tomcat server, mail server, MySQL database, and firewalls in both development and production.

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.