PROFESSIONAL SUMMARY:

• System Engineer with Six years of experience with extensive experience in Installation, configuration, tuning, upgrade of operating system and application working in various designations like System Admin, System Engineer and DevOps Engineer.
• Close to 4 years of experience working on various DevOps Environments and various tools like Puppet, Chef, Ansible, GIT, SVN, Jenkins, Docker, Kubernetes, Bit bucket, Clearcase, Jira, CloudBolt, Artifactory as a DevOps Engineer.
• Experience working on various flavors of Linux and Unix like Red hat 4.x, 5.x, 6.x,7.x, Suse Linux, Ubuntu, CentOS, AIX 5.2 /5.3 /6.1 /7.1 and Solaris.
• Experience in scripting languages Ruby, Shell and Python.
• Experience with Configuration Management Tools (PUPPET, CHEF, Ansible).
• Deployed Puppet, Puppet Dashboard, Puppet DB for configuration management as part of architectural implementation.
• Experience in development and configuration experience with software provisioning tools like Chef, Puppet, and Docker.
• Created various modules and manifests in Puppet to manage client configurations.
• Extensive experience working on Containerization technologies like Docker, Kubernetes and Openshift.
• Hands on experience working on CI/CD tools for code deployment
• Experience working on Jenkins/ Hudson, VS Build Pro, Apache Ant, Apache Tomcat, Subversion, Git, Maven.
• Extensively worked on various Version Control Tools like Bitbucket, GIT, SVN.
• Experience working on AWS cloud including its various services like ELB, EC2 instances, RDS, Glacier, S3, Lamda.
• Worked on Amazon AWS EC2 cloud services for installing, configuring and troubleshooting on various Amazon images like Amazon Linux AMI, AIX, Red Hat 4.x, 5.x, Ubuntu 12.x, 13.x.
• Managed multiple instances in Amazon cloud and applications running on those instances and involved in automating, developing, configuring and deploying instances on AWS cloud environments.
• Created instances in AWS as well as worked on migration to AWS from data Center.
• Experience in installing, managing vCenter Server, VMware ESXi Hyper - V.
• Experience in Installation, support and maintenance of UNIX/Red Hat Linux ES/AS 5.1/RHEL 5.x, 6.x, and 7.0 Ubuntu1404 servers.
• Worked on developing complex build, test, provision, secure and deployment systems and providing support to a large community of developers and testers.
• Knowledge in Oracle, MySQL, Apache/Tomcat or Web Logic/JBoss Application Server.
• Experience in administration and maintenance of application service like DNS, Mail, HTTP, Apache, Tomcat, Squid, DHCP, SMPT, FTP, POP3, NIS, NFS and Samba.

TECHNICAL SKILLS:

Scripting Languages: UNIX shell scripting (Bash& Korn), HTML, VHDL, Perl 5, VI text editing, Awk&Sed, PL/SQL

Software: GNU Tools, Office 2013, Window OS XP/2003,2008, NT 4.0, MS Project, Solstice Disk suite, SVM, Apache, Sun Raid Manager 6.1.1,NFS, Veritas Volume Manager 3.2/3.5/4.1, Send mail 8.12.x, SQL (Oracle 8/9 & DB2), Veritas Netback up 5.1, BMC Remedy, CommVault, vSphere

Operating System: Red Hat Enterprise Linux 2/3/4/5/6.x,7SuSE 9/10, Sun Solaris (7, 8, 9 & 10)Windows 95/98/2000, NT, Ubuntu Server, CentOS, Oracle Linux, XenServer

Hardwares: Intel Based Servers/PCs, Dell/ HP BladeSystem and PCS. Sun Ultra 5/10/60Sun Enterprise (E250/450, 5000, 6500),Sun A1000/D1000/3310FC Array, Netra T1, Sun Fire (280R, 420R, V210, V240, V250, V440, V480, V490, V880, V890),Linux Server

Networking: NFS, AutoFS, NIS, DNS, DHCP, LAN, WAN

DevOps: Puppet, Chef, GIT, SVN, Jenkins, Docker, Bitbucket, Clearcase, Jira, CloudBolt, Artifactory

Virtualization: VCenter Server VMware ESXi, VSphere, VMware ESX.

PROFESSIONAL EXPERIENCE:

Confidential, NJ

AWS DevOps Engineer

Responsibilities:

• Automated configuration and deployment of Linux and Windows machines using Puppet.
• Ticketed changes and requests through Jira and managed requests through an internal process.
• Worked on Designing, Implementation, Configuring, & Managing of Puppet server.
• Automated various applications, from scripting till production deployment using Puppet & Foreman
• Ran Puppet changes through continuous integration pipeline in Jenkins using the beaker-testing framework.
• Experience with Automation of Production cloud deployments using kubernetes, Docker, Packer andTerraform.
• Designing reusable APIs and build repeatable templates for common functions by utilizing ansible,terraform.
• Migrated servers from on Premises to AWS cloud as well as created EC2 instances in AWS cloud platform.
• Installed and configuredKubernetesand Docker in Dev, Test, Stage and Production Environments
• Launched and configured Amazon EC2 (AWS) Cloud Servers using AMI's (Linux/Ubuntu) and configured the servers for specified applications.
• Built applications and database servers using AWS EC2 & created AMIs.
• Created continuous integration system using SVN, Ant, Jenkins, and Puppet full automation.
• Worked on installationofDockerusingDockertoolbox.
• Virtualized the servers usingDockerfor the test environments and dev-environments needs, also configuration automation usingDockercontainers.
• Worked on AWS server provisioning and standardization using Puppet Manifests.
• Knowledge withAnsiblefor an infrastructure orchestration and automation, installation of the packages using playbooks
• Usedterraformand Ansible, migrate legacy and monolithic systems to Amazon web services
• Wrote Puppet manifests on conditional expression based on agent specific data, which is available through Facter.
• Created various modules and Manifests in puppet to automate various applications.
• Virtualized the servers using the Docker for the test and dev-environments needs and used Docker containers for configuration automation.
• Install, configure, maintain and automatemultiple Redhat/CentOS Linux environments via Puppet and Foreman.
• Worked on Integrating Docker with Puppet Enterprise.
• Strong knowledge onDockercomponents likeDockerEngine,DockerHub andDockerRegistry. Solid experience in DockerCE / EE andKubernetes.
• Usedterraformscripts to configure AWS resources.
• Wrote Bash/Shell/Perl scripts for managing day-to-day transactions & for automation of routine tasks.
• Installed compile masters to reduce load on master server managing 4000 Nodes.
• Supported offshore team technically to evaluate automation tasks.

Environment: Linux (RHEL 5.x & 6.x), Ubuntu, Solaris, Windows, Oracle 11g/10g, LDAP, Bash, Ruby, Python, EMC Storage SAN, PRSTAT, Puppet, Artifactory, Clearcase, CloudBolt, Bitbucket, Nodes, Puppet console, Docker, AWS, EC2 instance, Hiera, Jenkins, Jira.

Confidential, NY

DevOps Engineer/ Linux Consultant

Responsibilities:

• Installation/Maintenance of Hardware/Software in Production, Development & Test Environment and worked with the team for the automation of various servers and applications.
• Worked on Installation and configuration of DevOps tools Puppet & Foreman.
• Created and managed a Docker deployment pipeline for custom application images in the cloud using Jenkins.
• Managed Amazon Web Services (AWS) infrastructure with automation and configuration management tools such asAnsible.
• Automate infrastructure provisioning on AWS usingterraformand Ansible.
• Upgraded JIRA,Confluence& Bitbucket to latest versions, to keep up to date.
• TroubleshootKubernetesIssues in the Clusters environments.
• Created Nginx certs for SSL and configured them onKubernetesclusters.
• Created various modules and Manifests in puppet to automate various applications.
• Responsible for managing infrastructure provisioning (S3, ELB, EC2, RDS, Route 53, IAM, security groups - CIDR’s, VCP, NAT) and deployment via SCALR and EC2 Installs with CentOS, Ubuntu and RHEL 6
• Worked on migration of Application from Physical server to AWS cloud and managed the Cloud.
• Used Jenkins as a tool for build management to automate software build.
• Administered Atlassian tools JIRA andConfluence.
• Used source control and version control like GIT and SVN to manage the software code base and revisions in a repository.
• Created automation withPuppet/Foreman for migration.
• Automate Deployment using configuration Management tool like puppet to provision amazon AWS Instances to enable continuous Deployments
• Worked on Cloud automation using AWS Cloud Formation templates
• Implementing a Continuous Delivery framework using Jenkins, Puppet, Maven & Nexus in Linux environment.
• Used Nagios for system monitoring and Splunk for log management.
• Installed/Configured/Maintained/Administered the network servers DNS, NIS, NFS, SENDMAIL.
• Installed and configured Red Hat Satellite server for package transfer across servers, to store client’s system profile and to control other servers in the network.
• Wrote Bash/Shell/Perl scripts for managing day-to-day transactions & for automation of routine tasks.
• Tuning the Kernel parameters for the performance of applications like Oracle, WebLogic.
• Responsible for configuring Postfix mail relays with Mail Exchangers, Bind DNS Server and clients, SNMPv3 and NTP relays.
• Provided 24/7 on-call supports in debugging and fixing issues related to Red Hat Linux.

Environment: Linux (RHEL 5.x & 6.x), SUSE 11/10, CentOS (5.x, 6.x), AIX 6.1, Oracle 11g/10g, LDAP, Puppet, Forman, Jenkins, GIT, SVN, AWS, Docker, Splunk, Nagios, F5 Load balancers, Site Minder 5.5/4.5, DNS, NIS, NFS, SNMP, NTP, PS, PRSTAT, VMSTAT

Confidential

Linux - Unix Administrator

Responsibilities:

• Worked on RHEL 4/5/6 SUSE Linux 9/10/11, and Ubuntu (8.04 & 9.04).
• Installed and configured Linux servers using kickstart & supported various applications on Linux environment followed by performance tuning, patching and maintenance.
• Working knowledge on Apache, Tomcat and JBoss.
• Supported 300+ Linux servers in production/stage/development environment.
• Created VMware Lab setup as per requirement using VMware ESXi servers.
• Worked on VMware Virtual Center Server for centralizing ESX and ESXi servers.
• Collaborated with the EMC/Netapp team for the storage requirements in Blade Hardware.
• Troubleshoot and supported Linux Apache, MySQL.
• Provided Support of multi flavor UNIX & Linux environment with various responsibilities.
• Implemented Domain Name Server by Using Primary and Secondary DNS Servers.
• Configured Red Hat Enterprise Linux Server as a Data Storage Server.
• Installed/configured DNS, DHCP, NFS, NIS, http, ftp and other network related services.
• Unix/Linux user's creation, file/dir. level permissions, Sudo permissions etc.
• Used VM converter to convert Physical machines in VMware VMs.
• Updating/patching Linux Servers with latest rpm packages.
• Extensively Worked on Litespeed web technology, Apache web servers and Nagios.
• Day to day duties for Linux server maintenance and support to developer's team for their issue’s application, tuning, troubleshooting, and software running.

Environment: Red Hat Linux (4.x, 5.x), SUSE (9.x, 10.x, 11.x), Ubuntu (8.04, 9.04), Puppet, Apache, Tomcat, JBoss, VMware, XEN, KVM, ESX, MySQL, Subversion, Nagios, WAN, LAN, TCP/IP.