SUMMARY

• Overall 5+ years of IT industry experience as a Linux System Administrator and DevOps Engineer, and Support of various applications on Red Hat Enterprise Linux 6,7.x, Ubuntu, Windows Environments.

TECHNICAL SKILLS

Operating Systems: UNIX, LINUX (RedHat, Ubuntu, CentOS), Solaris, Mac OS, WindowsScripting Languages Shell, Bash, and Power Shell.

Programming Languages: Java, SQL, and PLSQL.

Build tools: Ant, Maven, and Jenkins.

Database and Tools: Oracle10g, PostgreSQL.

Application servers: Jboss, Weblogic, Tomcat.

Version Controls systems: CVS, SVN and Github.

Configuration Management Tools: Vagrant, Ansible

Cloud Computing: AWS (EC2, S3, IAM), Docker, VMware.

PROFESSIONAL EXPERIENCE

DevOps Engineer

Confidential

Responsibilities:

• Worked on LinuxSystems Installation, Configuration, Implementation, and performance Tuning, Maintenance, Security Setup, and Support & Trouble - shooting.
• Experience with creating and managing user accounts, file permissions, disk space and process monitoring in Red Hat Linux.
• Monitor the dev and prod Environments for any down time issues. And troubleshooting issues.
• Worked on Logical volume manager (LVM), creating disk partitions, settingup file systems and mounting the file systems and unmounting them in AWS cloud and on prem servers.
• Actively manage, improve, and monitor cloud infrastructure on AWS, GCP servers including backups, patches, and scaling.
• Created and maintained google cloud instances and adding firewall rules and maintaining instance groups and templates.
• Experienced in creating custom-sized VPC, subnets, EC2 instances, ELB, security groups. Worked on tagging standard for proper identification and ownership of EC2 instances and other AWS Services like Cloud Front, RDS, S3, IAM.
• Experience in using CI/CD tools like Jenkins, Ansible, Terraform, Azure DevOps for automation and Docker for containers.
• Worked on packer for creating windows and Linux images and terraform for creating infrastructure on AWS and GCP.
• Created branches and managed the source code for various applications in GIT, GITHUB, Bitbucket, Gittea.
• Experience in writing playbooks using Ansible.
• Good exposure to Configuration Management policies and practices with regards to SDLC; along with automation ofscriptingusingBASH/Shell scripting.
• Administrating and managing Linux servers including configuration and troubleshooting of Boot related problems, DNS, NFS, SAMBA, IIS.
• Worked with docker images and running containers and load balancers also worked on kubernetes for orchestration.
• Worked with service now for daily activities creating incidents, problems and assigning and update the work notes and requests for client.
• Working knowledge with ORACLE, SQLSERVER.
• Very good experience with documenting, importing and exporting Azure arm templates.
• Excellent communicative, interpersonal, intuitive, analysis and leadership skills with ability to work efficiently in both independent and team work environments

DevOps Engineer

Confidential, NJ

Responsibilities:

• Installation, configuration, administration of RHEL 6,7.x, Cent OS, ubuntu, and using Kickstart, custom configuration like package management, volume management of servers.
• Providing Dev, Prod server support for multiples applications residing on Linux, Unix environments. Making sure Zero-Down time for enterprise critical applications by raising outages, escalations whenever necessary.
• Add, remove and resizing Logical volumes using LVM in Linux and creating disk partitions, settingup file systems and mounting the file systems and unmounting them.
• Performed and reported daily health checks for multiple application servers.
• Experience with VMware Virtualization using ESXi hypervisor of Vsphere.
• Troubleshooting Boot related, panic reboot, server unresponsiveness, End user/faulty hardware issues.
• Experience on YUM Configuration and management.
• Hands on experience in Amazon Web Services (AWS) provisioning and good knowledge of AWS services like EC2, Elastic Load-balancers, S3, IAM.
• Launching Amazon EC2 Cloud Instances, using Amazon Web Services and Configuring launched instances with respect to specific applications.
• Worked on AWS troubleshooting and provision new instances. S3 Storage Services. AWS EC2 & Cloud watch services CI/CD pipeline management through Jenkins.
• Used Maven Nexus Repository to upload thebuildartifacts after a successfulbuild.
• Deployed thebuildartifacts into environments like QA, UAT & Production according to thebuildlife cycle.
• Extensive experience using MAVEN and ANT as build tools for the building of deployable artifacts (jar, war &ear) from source code.
• Improving our Continuous Integration workflow using Virtual Environments like Docker.
• Worked on Kubernetes with Docker to assist with auto-scaling, continuous integration and rolling updates with less or no downtime.
• Worked with troubleshooting and tickets related to Amazon Web Services (AWS) with vendor.
• Experience in Performance Monitoring and Performance Tuning using Top, prstat, sar, vmstat, ps, iostat etc.
• Experience in building, packaging and installation of apps developed in Java or .Net platforms
• Document and maintain the inventory using asset management techniques.
• Supporting servers on 24x7 bases on different platforms.

Environment: Red hat 6, 7, AWS EC2, S3, IAM, EBS, ESXi, VSphere, MAVEN, ANT, Apache 2.0., JDK 1.4.

System Administrator

Confidential

Responsibilities:

• Experience in Installation, Configuration, Backup, Recovery, Maintenance, Support of RHEL and Windows.
• Monitored the network services (processor load, disk usage & system logs) and host services like FTP, SSH, HTTP, UDP, and TCP/IP.
• Installed and upgraded VMware vSphere ESXi 5.1, 5.0 in a total of ESXi servers.
• Troubleshoot hardware and software configurations.
• Scripting experience using shell.
• Expertise in using SFTP, WinSCP, Putty.
• Managed and used logical volume management to create file systems.
• Create and maintain user, group accounts, profiles, permissions, disk usage and process monitoring
• Perform regular disk management adding hard drives on existing servers and allocating space to required partitions
• Created comprehensive user documentation as well as training for both clients and support staff.
• Check alert logs, trace files and file System maintenance using requisite system tools
• Build and configure Linux Operating Systems according to client needs using VMware
• Monitored System Performance of Virtual memory, managing Swap Space, Disk and CPU utilization
• Experience in administrative skills, including monitoring, capacity planning, and disaster recovery and Performance improvement skills.
• Administering user accounts: Adding users, user-groups, removing users & groups and changing user environments.
• Experienced in writing shell/bash scripts to automate the administrative tasks using Cron jobs.
• Supporting servers on 24x7 bases on different platforms.

Environment: Red hat 5, 6 Linux 5.x WebLogic Server 8.1 sp3/sp5, Apache 2.0., JDK 1.4.