SUMMARY:

• Experience in installing and configuring, upgrading RHEL 5.x/6.x/7.x, CentOS 5.x/6.x/7.x, Ubuntu, Debian, Fedora, using kick start server.
• Having good experience in working on IaaS like EC2, PaaS like Docker, RDS and SaaS like Cloud Watch.
• Experience with Agile Development Methodology (Scrum), and Waterfall.
• Setting up Auto scaling of the instance group using AWS command line tools and AWS cloud environment for Dev/QA environments.
• Having good experience in implementing CI/CD pipelines from scratch.
• Extensive experience using Maven, ANT and Ansible as build tools for the building of deployable from source code.
• Deployed Docker Engines in Virtualized Platforms for containerization of multiple apps.
• Hands on experience in creating pods and managing on the cluster environment on Kubernetes, and have good knowledge on understanding of SWARM.
• Good working experience on DevOps tools such as Vagrant, Virtual Box, Ansible, Maven, ANT, SVN, GIT, Jenkins and Docker.
• Worked with Ansible playbooks for virtual and physical instance provisioning, configuration management, patching and software deployment.
• Experienced in branching, tagging and maintaining the version across the environments using SCM tools like GIT, Subversion (SVN) and TFS on Linux and windows platform.
• Experience in various tools and environments like Networking and helped the team Leverage Firewall Rules, VPN, Zones and Security.
• Strong Knowledge of SQL and RDBMS skills, including SQL Server, Oracle, DB2, MySQL, and PostgreSQL.
• Experienced in Administration of Prod, Dev, Stage and QA environment’s carrying on Windows, REHL, Centos, Ubuntu and Solaris servers.
• Implemented Build/Deployed automation Server utilizing CI Technologies like Jenkins/Hudson, Subversion, Maven, Ant, Nexus, JIRA and Selenium for both .NET and J2EE Applications on mixed OS (Windows/Linux/Unix).
• Expertise in configuring and administering network services such as DNS, NFS, SMTP, NTP, DHCP, LDAP, SAMBA, Mail Servers.
• Ability to build deployment, build scripts and automated solutions using scripting languages such as Shell, Perl and Python.
• Knowledge on using various routed protocols like TCP, FTP, SFTP, SSH, HTTP, HTTPS and Connect direct.
• Expertise in Integration, Tuning, Backup, Disaster recovery, Upgrades, Patching, Monitoring System Performance, System and Network Security and troubleshooting of Linux/Unix Servers.
• Managed all the bugs and changes into a production environment using the JIRA/TFS/ Confidential ALM tracking tool and configured various workflows, customizations and plug - in for the JIRA bug/issue tracker.
• Experience with Nagios, Splunk, and Prometheus for Monitoring/Network Monitoring/Log Trace Monitoring.
• Self-motivated, able to set effective priorities to achieve immediate and long-term goals and meet operational

TECHNICAL SKILLS:

Cloud Environments: AWS

Containerization Tools: Docker, Kubernetes, Docker Swarm

Configuration Management Tools: Ansible

Monitoring Tools: Splunk, Nagios, ELK, Grafana

Build Tools: ANT, MAVEN, Hudson, Jenkins

Version Control Tools: Sub version (SVN), GIT, GIT Hub, BIT BUCKET

Web Servers: Apache, Tomcat, WebLogic Web, Networking

Languages/Scripts: C, HTML, Shell, Bash, PythonSDLC Agile, Scrum

Operating Systems: Red Hat, Ubuntu, Linux & Windows, CentOS, Debian

Bug Tracking Tools: JIRA

PROFESSIONAL EXPERIENCE:

Confidential, Dallas, TX

DevOps Engineer

Responsibilities:

• Created Builds and deployed builds to different environments based on requests ACM solution was designed that would use SVN. The design and implementation included streams and view for the developers
• Provided technical-support to developers with configuration issues. Defined and implemented Issues, Tasks, Defects and Change management processes using JIRA.
• UNIX, Enterprise JAVA, JDBC, Security Module like SAML, LDAP
• Provided 'Manual', 'Continuous Integration', 'Gated Check-in' and 'Schedule' builds (along with the option to force builds on that schedule even if no changes occurred since the last build)
• Performed installation, configuration and administration of SVN Linux environment
• Engineer and document solutions and processes that are innovative and help the team become more efficient in the deployment and support of the server environments
• Managed builds and made necessary changes to ANT build scripts for JAVA/WEBSPHERE based applications.
• Developed and maintained Perl/Shell scripts for build and release tasks.
• Configured &implemented SVN. Involved in conversion of the source code from the SVN to GIT. Worked closely with another CM team, which was migrating from SVN to GIT.
• Experience in setting up Team Deploy for TFS to perform deployments as a post build task.
• Automate infrastructure platform tasks including patching across the ecosystem
• Resolved a history of problematic network failure by troubleshooting LAN/WAN connections between multiple stores for a regional retail chain.
• Deployed JAVA/J2EE applications through Apache Tomcat.
• Strong in building Object Oriented applications using C++ and Java
• AdministeredSVNforversioncontroltoincludebranchingandmergemanagement, and JIRA to track process defects.
• Worked with Developing team lead and testing teams to establish a build schedule, execute the build and troubleshoot the build failure, if any.
• Deployed application using Jenkins server and troubleshoot build and release job failures, resolving and working with developers on resolution.
• Administrated Jenkins for managing weekly build, test and deploy chain as a CI CD process.
• Created a seamless pipeline by integrating plugins for GIT and testing the code as well and integrating plugins.
• Automated weekly releasees wit ANT/Maven, debugging and placing builds into Maven repository.
• Configured the users account for continuous integration-Jenkins.
• Created Docker containers procedure including using of Docker trusted registry leading to container as a service.
• Worked with monitoring tools like Grafana, Prometheus and Alert manager to troubleshoot different nodes and pods failure.
• Worked with Kubernetes for cluster management, load balancing, multi-host networking and scaling.
• Maintained the source code repositories such as GIT and SVN.
• Created pods, replication controllers, services, deployments, labels, health checks and ingress by writing Yaml files.
• Managed containerized application using its nodes, config maps, selector, services and deploying application containers as pods.
• Managed Kubernetes charts using Helm. Created reproducible builds of the Kubernetes application, managing Kubernetes manifest files and managing releases of Helm packages.

Environment: C++and Java/J2ee, ANT, SVN, GIT, Kubernetes, Linux, Shell, Hudson, Apache, Tomcat, Jenkins, Grafana, Prometheus, JIRA, SQL Server.

Confidential, Spring, TX

Jr. DevOps Engineer

Responsibilities:

• Responsible for analysis, delivery, and implementation of CI/CD pipeline for one or more digital products
• Operational management of Infrastructure and Cloud services, delivering a complex Digital Application stack.
• Building, configuring new server platforms and automated tooling.
• Testing, debugging and troubleshooting platform level problems.
• Build and Configure Cloud environments.
• Support development teams to configure applications for deployment.
• Installation, configuration and integration of Apps across environments.
• Analyze and fault find often complex technical issues including network and DB connectivity.
• Liaising with third party Development Architects to resolve “discrepancies in build issues”
• Assisting and contributing to plans and running orders to document all activities.
• Identifying and rectifying build/deployment problems.
• Collaborating with other stakeholders to complete builds efficiently.
• Ensuring all build documentation is up-to-date under change control and is baselined with Configuration Management.
• Worked on Cloud Technologies and platforms including AWS & Hybrid cloud.
• Familiar with the installation and configuration with some of the software packages like Websphere Application Server; Weblogic; Websphere MQ; WODM; BPM; JBoss; Informatica; Siebel; SFTP Plus; Axway; Oracle OPA.
• Excellent technical analytical skills and experience with software packaging and application integration.
• Familiar with technical automation and tools including HPE CSA, SA, OO as well as Ansible, Puppet, Git.
• Working with Agile Methodologies.

Environment: GIT, Puppet, Ansible, Docker, Maven, ANT, Jenkins, SSH, SSL, Vagrant, Shell Scripting, AWS, Weblogic.

Confidential, Nepal

Linux Administrator

Responsibilities:

• Installation and configuration of Solaris 9/10 and Red Hat Enterprise Linux 5/6 systems.
• Involved in building servers using jumpstart and Kickstart in Solaris and RHEL respectively.
• Installation and configuration of RedHat virtual servers using ESXi 4/5 and Solaris servers (LDOMS) using scripts and Ops Center.
• Performed package and patches management, firmware upgrades and debugging.
• Addition and configuration of SAN disks for LVM on Linux, and VERITAS Volume Manager and ZFS on Solaris LDOMs.
• Configuration and troubleshooting of NAS mounts on Solaris and Linux Servers.
• Configuration and administration of ASM disks for Oracle RAC servers.
• Implemented best practices of agile methodology to speed up the delivery process efficiently
• Configuration of Multipath, EMC power path on Linux, Solaris Servers.
• Provided production support and 24/7 support on rotation basis
• Analyzing and reviewing the System performance tuning and Network Configurations.
• Managed Logical volumes, Volume Groups, using Logical Volume Manager.
• Merged Develop branches to Master Branch after successfully completing pull request in stash
• Worked on Jenkins to deploy code in Staging and Production environments.
• Managed administrative tasks, roles and permission and site maintenance through Demand ware Exchange.
• Executed various scripts to automate build and release process.
• Recommend and implement changes to existing hardware and OS (Solaris & Linux) infrastructure including patches, users, file systems, and kernel parameters.
• Apply security and kernel patches to Linux servers to ensure a secure environment and adhere to enterprise compliance standards
• Support data management platform initiatives
• Document operating and deployment procedures for other team members to follow.
• Punctual, regular, and consistent attendance.
• Communicated failed builds and error-logs to QA and Developers to debug and troubleshoot problem areas.

Environment: s: Solaris 9/10/11, RedHat Linux 4/5/6, AIX, Sun Enterprise Servers E5500/E4500, Sun Fire V 1280/480/440, Sun SPARC 1000, Confidential 9000K, L, N class Server, Confidential & Dell blade servers, Confidential RS/6000, VMware ESX Server.