PROFESSIONAL SUMMARY:

• Over 3 years of experience in Information Technology industry in DevOps/ Agile operations, Linux Administrator, Software Configuration Management and Cloud Management.
• Experience in using Ansible and Ansible Tower as Configuration management tool, to automate repetitive tasks, quickly deploys critical applications, and proactively manage change.
• Experience using Configuration management on Windows and Linux machines using Ansible playbooks.
• Experienced in automating system admin tasks like provisioning, installing, configuring, updating and deploying services with Chef Recipes, Cookbooks and Ansible Playbooks.
• Involved in the functional usage and deployment of applications in Apache, Apache Tomcat, NGINX and Web Logic Server.
• Actively perform activities centered on the management and deployment of db scripts and software code by means of the SDLC process
• Experience in SAS intelligence to extract data from a variety of operational data sources on multiple platforms, and build a data warehouse and data marts that integrate the extracted data.
• Used Amazon Web Services (AWS) to build, test and deploy applications on AWS's very adaptable and solid framework for web, portable, and backend arrangements.
• Automated the infrastructure using Terraform and making it auditable by storing all the infrastructure changes in a version control system like GIT.
• 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.
• Worked with Chef Enterprise Hosted & On - Premise, Installed Workstation, Bootstrapped Nodes, Wrote Recipes & Cookbooks and uploaded to Chef-server.
• Integrated SonarQube plugin to centralize the configuration of SonarQube server connection details in Jenkins global configuration.
• Configured Administration Configuration for storing Bamboo's system wide properties such as the default URL, instance name, global variables and System Properties.
• Worked on Integration of pre-SCM-build step plugin with Jenkins to specify tasks to be done before SCM polling.
• Defined environment variables within the Jenkins file useful for instructing scripts to configure builds to run in Jenkins.
• Install, Configure and Manage the monitoring Tools such as Nagios, Zabbix, AWS cloud watch, Splunk, New Relic.
• Detailed working knowledge in build tools like ANT, MAVEN and particularly used Maven as a build tool on java projects for the development of build artifacts on the source code.
• Experience in branching, tagging and maintaining the versions across the environments using SCM tools like Subversion (SVN), CVS and GIT on Linux and Windows environments.
• Experience in Linux Administration (Installation, Configuration, Tuning and Upgrades of Linux (Red Hat and Oracle)
• Experienced in bulk permission changes and management across the Network Attached Storage, RAID and LVM management.
• Ensured correct installation, configuration of Active Directory systems, includes policy implementation, DHCP and DNS.
• Configured servers as required by specific projects meeting the security and systems requirements.
• Performed research and analysis in server infrastructure technology to identify, propose, and implement cost effective and practical technology solutions fulfilling client requirements.
• Experience in configuring network services such as DNS, NFS, SMTP, NTP, DHCP, LDAP, FTP, remove access security management and security trouble shooting skills.

TECHNICAL SKILLS:

Cloud Platform: Amazon Web Services (AWS)

Configuration Management Tools: Ansible, Chef, Puppet

CI /CD Tools: Jenkins, Bamboo

Build Tools: Maven, ANT, Gradle

Version Control Tools: GITHUB, GitLab, Bitbucket, SVN

Logging & Monitoring Tools: Zabbix, Nagios, Splunk, New Relic, ELK

Web/App Servers: Apache Tomcat, Apache, Nginx, WebSphere, Web Logic

Operating Systems: Linux, Windows, Ubuntu, RHEL, Centos

Virtualization Platforms: Oracle VirtualBox, Vagrant, VMware

Bug Tracking Tools: JIRA, Bugzilla

PROFESSIONAL EXPERIENCE:

Confidential, Pittsburgh, PA

Sys Ops Developer

Responsibilities:

• Monitoring of the existing production environment in AWS using cloud watch, Zabbix monitoring tool and ensure 100% uptime.
• End to end usage of AWS EC2 service like creating instance, security group, volumes, load balancing etc.
• Administrated roles, policies, user and group in IAM.
• Tested and implemented AWS cloud trial for governance and operational monitoring of your cloud environment.
• Implementation of two factor authentication for every user in our AWS account using Google authenticator.
• Backup management using AWS Glacier service and EC2 snapshots.
• Also worked on AWS other services like SNS, VPC, Auto scaling, Route53 and S3.
• Effectively do the administration of GitLab.
• Part of Release management and Incident support. Also maintain the track of it in Jira.
• Maintenance of test environment in OpenStack.
• Built Jenkins freestyle jobs for automation of certain repetitive tasks.
• Created declarative CI/CD Pipeline in Jenkins which enabled us in speeding up the product development and deployment.
• Created Puppet manifests and modules to automate system operations.
• Written Ansible playbooks for configuration management and package deployment on servers.
• Bash and Python scripting for automation and heir by minimizing manual work.
• Maintained security of on premise and cloud-based infrastructure using Open LDAP and Cyber Ark Vault.
• Worked on F5 load balancer in our local server environment.
• Log management of production servers using ELK.
• Planned and migrated the entire staging environment from OpenStack to UCS.
• Linux administration of staging and production servers.
• Worked on containerization of certain application in Docker.
• Using Terraform implemented infrastructure as a code.
• Configured and maintained Apace, Apache Tomcat and Nginx web servers.

Environment: Linux, Zabbix, Docker, Ansible, Jenkins, Maven, GitLab, AWS, Shell, Python, Cyber Ark, F5 load balancer, OpenLdap, Apache, Apache Tomcat and Nginx.

Confidential, Dublin, OH

Jr. SysOps Engineer

Responsibilities:

• Build servers in AWS importing volumes, launching EC2, creating security groups, auto-scaling, load balancers, Route 53, SES and SNS.
• Created roles and policies to the individual users and groups in IAM and providing access to the users and groups.
• Worked on setting up S3 bucket policies, IAM console management activities.
• Created function in Lambda that aggregates the data from incoming events, then stored result data in AmazonDynamo DB and S3.
• Directly responsible for organizing code promotion, validating deployments packages in relation to SDLC timelines under the guidance of the Director of Technology Service Delivery.
• Experience in using SAS to read, write, import and export to another data file formats, including delimited files, Microsoft Excel, PDF and access tables • Strong SAS testing experience in HealthCare and Financial Industries.
• Designed terraform templates to create custom sized VPC, subnets, NAT to ensure successful deployment of Web applications and database templates.
• Worked on integrating AWS Dynamo DB using AWS Lambda to store the values and backup the Dynamo DB streams, automated the AWS resources by using Terraform templates.
• Built Jenkins jobs to create AWS infrastructure from GitHub repos containing terraform code.
• Implemented Chef Cookbooks for OS component configuration to keep AWS server's template minimal and written recipes and cookbooks for configuring server side through Chef.
• Integrated Git hub with Jenkins and schedule cron jobs periodically using poll SCM. Wrote CI/CD pipeline in Groovy scripts to enable automation of build & deployment using Jenkins.
• Built a Jenkins-based CI/CD pipeline, speeding product deployment and allowing greatly improved testing of all aspects of the deploy process.
• Created and maintained various DevOps related tools for the team such as provisioning scripts, deployment tools and staged virtual environments using Docker.
• Involved in setting up JIRA as defect tracking system and configured various workflows, customizations, and plugins for the JIRA bug/issue tracker.
• Troubleshoot and resolve the Splunk - performance, log monitoring issues; role mapping, dashboard creation.
• Planned and built Splunk Cluster environment with High Availability resources. Worked with Splunk dataflow, components, features and product capability.
• Maintained security of on premise and cloud based Active Directory infrastructure.
• Experienced in managing a complex environment across large LAN and WAN networks.

Environment: Linux, Docker, Ansible, Jenkins, Maven, Chef, GitHub, AWS, Shell

Confidential

Linux Administrator

Responsibilities:

• A custom build of Windows 2003 and Windows 2008 servers which includes adding users, SAN, network configuration, installing application related packages, managing services.
• Installing, tuning, troubleshooting and patching of Red Hat Enterprise Linux servers.
• Deployed the static code in to front end apache and NGINIX web servers.
• Created inventory in Ansible for automating the continuous deployment and wrote playbooks using YAML scripting.
• Systems Security Administration and User administration using Role Based Access Control and Sudo.
• Create user accounts and group policies on Windows and Linux Servers
• Experienced in troubleshooting and performance tuning of firewalls, load balancers and virtual routers.
• Responsible for administration of GIT version control and Perform activities branching, tagging, backup, restore, access permissions.
• Troubleshooting the network with the help of Net stat, ping, NS lookup and Trace route tools.
• Participated in Java/J2EE and have ability to develop XML, HTML, and Shell Scripts.
• Updated previous LDAP tools to work with version of Ruby Rails.
• Configured the NIS, NIS+ and DNS on RedHat Linux 5.1 and update NIS maps and organize the RHN Satellite Servers in combination with RHN Proxy Server.
• Administering Network File System using Automounter and administering user and OS data files in NIS, and NFS environment on RedHat Linux.
• Worked on Linux servers for several functions including managing Apache Tomcat server, mail server, MySQL databases in both development and production.
• Experienced in performing system monitoring, verifying system integrity, reviewing system application logs, and ensuring completion of scheduled jobs.
• Worked on complex tasks, projects, or support issues that involve a high level of risk, that impact performance of applications.
• Developed patching and backup support for all systems with Application Support Services.
• Expertise in TCP/IP Networking& advanced systems tuning, network topology and firewalled environments.
• Generated moderately complex scripts using Shell and Perl tools.

Environment: Windows 2003/2008, RHEL, Nagios, Samba Server, Shell, Perl, Linux, Terminal Services, Oracle, DB2.