SUMMARY:

• Accomplished Cloud/DevOps system administrator with over 8 years of experience in managing server infrastructures and involving administration of mission critical, high availability environments.
• Expertise in Linux System Administration, Software Development Life Cycle (SDLC), Build and Release Management, Configuration Management, Continuous Integration, Continuous Deployment and Cloud Implementations.
• Experience in the areas of DevOps, CI/CD Pipeline, Build and release management, AWS/Azure and Linux/Windows Administration.
• Hands on experience in Azure Development, worked on Azure web application, App services, Azure storage, Azure SQL Database, Virtual machines, Fabric controller, Azure AD, Azure search , and notification hub.
• Created Cloud Infrastructure using AWS CloudFormation Templates and Terraform scripts .
• Experience on automation tool like Ansible wherein I configured systems, deployed the software and orchestrated tasks by writing Ansible Playbooks.
• Managed different infrastructure resources, like physical machines, VMs and even Docker containers using Terraform It supports different Cloud service providers like AWS and Digital Ocean.
• Good understanding of OpenShift platform in managing Docker containers using Kubernetes.
• Used Python scripts to automate the Build and deployment process.
• Expertise in Creating and establishing build automation scripts using Apache ANT to perform builds efficiently and deployment of the application using Tomcat.
• Hands on Experience on Puppet Server and workstation to manage and configure nodes, experience in writing Puppet manifests to automate the configuration of a board range of services.
• Experience with build, design and maintain the platform automation infrastructure using Chef and Involved in setting up Chef Workstation, Nodes, Cookbooks, and Recipes using Ruby Scripting and familiar with Knife in Chef.
• Research and implemented new tools such as Kubernetes with Docker to assist with auto - scaling, continuous integration, rolling updates with no downtime.
• Experience in designing and implementing Cloud Automation and orchestration framework in private/public cloud environments involving AWS APIs, OpenStack, VMware, Chef, Puppet, Python, Ruby, Azure APIs, and Workflow.
• In depth Knowledge on Micro-services using Pivotal Cloud Foundry (PCF).
• Extensively worked with architectural changes to move software system offerings to a distributed, service-based architecture utilizing Docker & Kubernetes technologies.
• Installing, configuring and administering Jenkins Continuous Integration tool on Linux machines along with adding/updating plugins such as SVN, Maven, and ANT.
• Expertise in using various repository management tools like Nexus and Artifactory to deploy and manage artifacts. Configure bug tracking tools like JIRA and Bugzilla.
• Hands on experience with build tools like Bamboo, Hudson/Jenkins, TeamCity, Sonar, GitHub, Maven, ANT.
• Experience with programing and scripting languages including Python, Bash scripting, Java etc.
• Experience in Monitoring teams to identify and troubleshoot issues on servers using tools like Nagios and Splunk.
• Proficient in all areas of Jenkins including setting up CI for new branches, build automation, plugin management and securing Jenkins and setting up master/slave configurations.
• Proficient with Shell, Python, Ruby, Perl, Power Shell, JSON, YAML, Groovy, PowerShell scripting languages.
• Hands on experience on using Terraform along with packer to create custom machine images and automation tools like Chef/Ansible to install software’s after the infrastructure is provisioned.
• Experience in Implementing elastic search clusters on Microsoft Azure using Terraform scripts.
• Experience on Windows Server & Desktop Environment using through Virtual Machine under VMware.
• Strong experience in Windows Active Directory, Domain Services, DNS, DHCP, Windows Desktop, Remote Desktop, IIS (Web Server), WSUS and Exchange Mail Server.
• Expertise in handling various task in Red Hat Linux includes upgrading RPMS using YUM, kernel, HBA driver, configure SAN Disks, Multipathing and LVM file system and provided 24x7 on-call support in debugging and fixing issues.
• Worked on POC on various Application Performance monitoring and central monitoring tool New Relic.

TECHNICAL SKILLS:

Operating Systems: Linux (Red Hat 6/7, CENTOS & SUSE), Solaris 11/10/9/8, IBM AIX (4.3/5.x/6.x/7.x), HPUX11i V1, V2 & V3, SLES 10, 11 & 12, Ubuntu 12/13/14, Windows server 2012/2008

Containerization Tools: Docker, Kubernetes, Mesos, Packer

Virtualization Platforms: Virtual Box, Vagrant, VMware

Configuration management: Chef, Puppet, Ansible

CI and Build Tools: Jenkins, Bamboo, ANT, Maven

Application/Web Servers: Oracle WebLogic Server 11g, Apache Tomcat, WebSphere, JBoss, Tomcat, IIS

Scripting & Programming Languages: Bash, Perl, Ruby, Shell, Python, HTML, PHP, Java/J2EE, .Net, JSON, PowerShell

Cloud platforms: AWS, Azure, Open stack, GCP

Logging & Monitoring Tools: Splunk, ELK, Nagios

Databases: Oracle 10g/11g, Mongo DB, MySQL, SQL, NOSQL, Cassandra

Version Controls: Subversion, Git

Networking: LDAP, DNS, FTP, DHCP, SSH, TCP/IP, NFS

Issue Tracking Tools: Jira, Remedy, Clear Quest

AWS IAAC: Terraform, Cloud Formation

PROFESSIONAL EXPERIENCE:

Sr. Cloud/DevOps Engineer

Confidential - Dallas, TX

Responsibilities:

• Experience with an in-depth level of understanding in the strategy and practical implementation of AWS Cloud-Specific technologies including VPC, EC2, EBS, S3, RDS, SES, ELB, EMR, ECS, Cloud Front, Cloud Formation.
• Migrated services from a managed hosting environment to AWS including service design, network layout, data migration, automation, monitoring, deployments and cutover, documentation, overall plan, cost analysis, and timeline.
• Created AWS Launch configurations based on customized AMI and use this launch configuration to configure auto scaling groups and Implemented AWS solutions using VPC, EC2, S3, RDS, DynamoDB, Route53, EBS.
• Responsible for Continuous Integration (CI) and Continuous Delivery (CD) process implementation-using Jenkins along with Python and Shell scripts to automate routine jobs.
• Created AWS computing instance Services like EC2 and Confidential Elastic Load Balancing in AWS Cloud and managed AWS Storage services like S3, EBS and Confidential Cloud Front.
• Build, Test and deploy applications by using Pivotal Cloud Foundry.
• Develop and assist the migration of client's AWS infrastructure to Microsoft Cloud (Azure).
• Design, Plan and create Azure virtual machines, Implement and manage virtual networking within Azure.
• Worked on Azure Site Recovery and Azure Backup- Installed and Configured the Azure Backup agent and virtual machine backup, Enabled Azure Virtual machine backup from the vault and configured the ASR.
• Experience in configuring Azure web apps, Azure App services, Azure Application insights, AzureApplication gateway, Azure DNS, Azure Traffic manager, Azure Network Watcher, Implementing AzureSite.
• Azure metric automation and create rule & alerts. Auto scaling app service based on metrics.
• Experience in Implementing elastic search clusters on Microsoft Azure using Terraform scripts.
• Configure Jenkins server in Azure and leverage it along with Git to setup continuous integration & delivery of web application. Configured to Pull source code from a GitHub repository and configured Jenkins to build and deploy the code to Staging slot, before it is pushed to production manually.
• Deployed Azure Container Services running Kubernetes clusters, with Windows agents and Linux agents and created the clusters to deploy container-based applications from Docker Hub using the Kubernetes CLI.
• Experience on Power Shell scripts to automate the Azure cloud system creation including end-to-end infrastructure, VMs, storage, firewall rules.
• Involved in development of test environment on Docker containers and configuring the Docker containers using Kubernetes.
• Developed PowerShell scripts for migrating applications from physical data center to AWS Cloud.
• 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.
• Worked with - for automating VPC's, ELB's, security group's, SQS queues, S3 buckets, and continuing to replace the rest of our infrastructure.
• Virtualized the servers using the Docker for the test environments and dev-environments needs and configuration automation using Docker containers like AWS ECS, Kubernetes.
• Worked on Jenkins continuous integration server installation and configuration for all GIT Repositories.
• Experience in Installing and Configuring Splunk indexer and forwarder in Production Environment.
• Configured Splunk and Factfinder on servers for monitoring the servers in Cloud.
• Experience on automation tool like Ansible wherein I configured systems, deployed the software and orchestrated tasks by writing Ansible Playbooks.
• Authored many Ansible playbooks to provision Dev and Production servers and defined automation through tasks using YAML Script.
• Worked on creating and implementing application monitoring, and logging strategies using New Relic.
• Expertise in migrating on-premise infrastructure to cloud platforms like AWS, Azure, OpenStack, PCF.
• Installing, configuring and maintaining Continuous Integration, Automation and Configuration Management tools.
• Written Ansible playbooks for push configuration management to automate the infrastructure.

Environment: & Tools: Jenkins, GIT, Maven, Ant, Chef, AWS (EC2, EFS, S3, VPC, Code Deploy, Code Commit, Elasticsearch, API Gateway, Azure, ECS, Cloud Formation, RDS, Dynamo DB, Load Balancers, SNS, SES, SQS, IAM, RedShift, Openstack, Jira, Shell Scripting, Splunk, Tomcat, Kubernetes, Docker, Linux.

DevOps/Cloud Engineer

Confidential - Newark, CA

Responsibilities:

• Experience in Provisioning of Azure resources like VMs, Load Balancers, Virtual Networks, Storage and Backup Solutions and other cloud resources using ARM Templates and PowerShell Scripts.
• Performing configuration management, Configure/Monitor VM networking and resiliency, Implement and configure cloud services & roles, Deploy, manage & monitor cloud services.
• Hands-on experience in Azure Cloud Services (PaaS & IaaS), Storage, Web Apps, Active Directory, Application Insights, and Logic Apps.
• Installing and configuring chef by registering the nodes with the chef server.
• Writing cookbooks, uploading them to chef server and executing them on the nodes by running chef-client.
• Extensively involved in infrastructure as code, execution plans, resource graph and change automation using Terraform and wrote new plugins to support new functionality in Terraform.
• Worked on Installation and Configuration of Chef Server and Chef-client (Nodes).
• Installation and configuration of Jenkins, Installation and configuration of Jira/Confluence.
• Worked on Python to pull report from access report from Bitbucket through Rest API and configured through Jenkins.
• Experience in Jenkins monitoring external jobs, distributed builds and plug-in management.
• Worked on Docker container snapshots, attaching to a running container, removing images, managing Directory structures and managing containers.
• Designed the project workflows/pipelines using Jenkins as CI tool.
• Experience of using Azure backups and Recovery Vault to migrate on premise to Windows Azure in DR on cloud.
• Provide consulting and cloud architecture for premier customers and internal projects running on MS Azure platform for high-availability of services, low operational costs.
• Extensive experience monitoring the servers using Nagios and ELK.
• Monitored server traffic through Nagios. Administered web servers on Apache and Nginx.
• Experience in Application monitoring and alerting with log collection and analysis using ELK stack.
• Migration from VMware and Hyper -V to Azure.
• Experience of Implemented presentation tier using HTML, CSS by utilizing the mock-ups that were created by design team.
• Create the Virtual Machine cluster and load balance for VM's using PowerShell in SQL & Windows Environment.
• Involving Perform configuration management, Configure/Monitor VM networking and resiliency, Implement and configure cloud services & roles, Deploy, manage & monitor cloud services.
• Have deep knowledge of Azure IAAS, Hybrid Cloud Azure Stack and Azure Platform components like Azure resource manager, Resource Providers, Compute, Storage, FABRIC.
• Strong Knowledge of Azure IAAS, Azure Stack, Compute, Azure Storage, Networking, ARM, AzureVM, Configuration and Setup of VM.

Environment: Azure, Terraform, Jenkins, GIT, Chef, Maven, Nginx, ELK, Apache Tomcat, Python, Power Shell, Windows/Linux.

Cloud/Devops Administrator

Confidential,Seattle

Responsibilities:

• Launching and configuring of Confidential EC2 Cloud Servers using AMI’s (Linux) and configuring servers for specific applications.
• Manage the configurations of more than 400 servers using Chef.
• Created continuous integration system using SVN, Git, Jenkins, chef full automation.
• Involved in maintaining and editing shell scripts for application deployment automation.
• Implemented and Enhanced the Existing Scripts which are developed in Shell, Ruby and Python.
• Creating Cloud Formation scripts for hosting software on AWS cloud and automating the installation of software through PowerShell scripts.
• Using HashiCorp tools like Packer (To build AMI'S) and Terraform to launch infrastructure in AWS in various environments.
• Writing chef recipes for various applications and deploying them in AWS using Terraform.
• Creating repositories, branches, tags in Git and assist the developers to fix merging issues and to implement the parallel development process.
• Performed deployment of Confidential EC2 instances in AWS environment.
• Automate the builds and deployment of JAVA projects using ANT and Jenkins.
• Developing AWS cloud formation templates and setting up Auto scaling for EC2 instances.
• Bash scripting experience on creating automation process for Branching, build creation and deployments.
• Experienced in writing shell/bash scripts to automate the administrative tasks using Cron jobs and managing them in repository using GIT.
• Generate Splunk dashboards and reports, visualizing various performance metrics of applications in different environments.
• Installing and configuring tools like Splunk for application servers.
• Knowledge and expertise on all aspects of Chef concepts like chef server, workstations, Nodes, chef clients and various components like, push jobs server, super market etc.
• Experience in writing chef cookbooks and recipes to automate middleware installations, domain creations and deployment activities.
• Used Chef for server provisioning and automating infrastructure.
• Integrated Maven with Jenkins to run to automate the build process as a part of continuous delivery.
• Auto scaling of Web Application instances based on the Cloud watch alarms during sudden increase in network traffic.
• Experienced in monitoring tools like Nagios, Pager duty, Riemann.io, Cacti, Cloud Watch.

Environment: AWS, Subversion (SVN), Jenkins, Java/J2EE, ANT, MAVEN, TC Server, Tomcat, WSO2 (DSS, ESB and API Manager), Shell Scripts, XML, Data Center, UNIX, Windows 7, Oracle, Nexus Repository and Gerrit.

Linux System Administrator

Confidential

Responsibilities:

• Linux Administrator/Integrator role in a large team responsible for maintaining of Linux operating systems such as RHEL, CentOS, Ubuntu and SUSE 10/11.
• Performed installation, configuration and administration of system network components (Windows Server, Active Directory, Cisco routers, VPN connectivity, DHCP, SMTP, LAN /WAN, NAT, IPsec VPN, FTP, POP, IMAP, NIC’s, WIC’s).
• Worked on administration of UNIX servers like AIX.
• Created and maintained user accounts and print queues, installed tools/compilers including GNU required by the environment and maintained their licenses.
• Extensively worked on hard disk mirroring and stripe with parity using RAID controllers.
• Monitoring system resources, logs, disk usage, scheduling backups and restore.
• Responsible for scheduling jobs using crontab.
• Setup Clustering for Linux servers.
• Fine tuning of Servers and configuring networks for optimum performance.
• Extensively worked with Active Directory Services, IIS Servers, DNS, and DHCP. Configured Firewall and security using SSL, IP chains, IP tables, TCP Wrappers, Tripwire, and port scanners.
• Monitored server and application performance and tuning via various stat commands (vmstat, nfsstat, iostat) and tuned I/O, memory.
• Collaborate with internal teams to integrate data feeds to a centralized Splunk platform.
• Installed Firmware Upgrades, kernel patches, systems configuration, performance tuning on Unix/Linux Systems.
• Install, configure and support Apache on Linux servers.
• Participated in trouble shooting issues for user/group authentication and authorization issues and browser issues.

ENVIRONMENT: Linux, Unix, Windows, Solaris, Veritas NetBackup, Redhat satellite server, Tomcat, ApacheWebsphere, SUSE linux, Nagios, Active Directory, LDAP, Git, RAID, LVM, Jumpstart, Kickstart.

System Admin

Confidential

Responsibilities:

• Administered RedHat Enterprise Linux 5.x/4.x, OEL 5.x, & Solaris 9 Servers by testing, tuning, upgrading, patching and troubleshooting both Physical & Virtual server problems.
• Responsible for user account administration in Active Directory, Exchange 2003/2007, Unified Computing System (UCS) Servers.
• Installing and configuring ESX and vSphere Suite.
• Installing & Configured Virtual Center Server and vCenter 4.0.
• Used Jira as ticket tracking and work flow tool.
• Provided 24/7 on call support on Linux production servers and responsible for maintaining security on RedHat Linux environment.
• Responsible for Connectivity issues among various Servers and various software components.
• Kernel tuning, Writing Shell scripts for system maintenance and file management.
• Responsible for Package and patch management on Sun servers and configuring real-time backup of web servers.
• Expertise with IP sub-netting, VLANs, Load Balancing, and High Availability (HA) architectures.
• Configured, tested and troubleshoot newly built linux servers with nic card configurations, TCP/IP and applications that ran off TCP/IP stack.
• Configured firewall using iptables and selinux reducing security breaches and strengthening company policies.
• Configuration and administration of DNS, LDAP, NFS, NIS, NIS+ and Sendmail on RedHat Linux.

Environment: Red Hat Linux 3.x, 4, Sun Solaris server, Windows, NFS, LVM, UCD, ClearQuest, Crontab, ANT, Python, Perl, Shell, Apache.