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Devops Engineer/system Engineer Resume

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Alpharetta, GA

SUMMARY

  • 6 years of experience in System Engineering, Server Administration, Service Delivery, Incident Management, Virtualization, Cloud Computing, Troubleshooting, Client Relationship Management, and Infrastructure Services.
  • Extensive experience in Server administration in Red Hat Linux (RHEL), SUSE Linux, CentOS, Ubuntu, LDAP, Active Directory, DHCP, DNS, Exchange, MS office all versions, Windows OS.
  • RPM and YUM/DNF package installations, patching and server management.
  • Strong experience in maintenance of the servers using Network Monitoring tools Nagios, AppDynamics, Zenoss, BMC True Sight and SolarWinds.
  • Developed Cron jobs and Shell scripts (Bash, Python) for automating administration tasks like filesystem management, process management, service restarts and server reboots, etc.,
  • Production experience in large environments using Ansible configuration management tool.
  • Worked on creating Virtual machines, migrating instances using Vmotion and troubleshooted issues on VMware.
  • Installed Openstack, VMware, Proxmox on physical servers to build on - premise cloud for the organization.
  • Experience in Cloud watch, Elastic IP and managing AWS infrastructure, Security Groups on AWS.
  • Deploy Docker Engines in Virtualized Platforms for containerization of multiple applications.
  • Experience with container-based deployments using Docker, working with Docker images, Docker Hub and Docker-registries.
  • Experience in decommissioning physical and virtual servers.
  • Strong team management and supervisory skills including scheduling, priority setting of tickets.
  • Perform full lifecycle management for all alerts and production issues (including initial response, triage, troubleshooting, and escalation).
  • Experience in CIS Benchmark standards for hardening Linux operating systems.
  • Implemented Jenkins as Continuous Integration server for Installation, Configuration, Design and Administration, and Integrating tools with other systems.
  • Build virtual servers on OpenStack, Azure, AWS and Proxmox as per the business requirement, allocating resources according to the flavor of instances.
  • Experience in Jenkins monitoring external jobs, distributed builds and plugin management.
  • Troubleshoot Network, memory, CPU, swap and File system issues, TCP / IP, NFS & DNS issues in Linux.
  • Hands on experience on routers, switches, servers and application servers.
  • Self-motivated and proven ability to work independently or in a team environment.
  • Technical abilities are complemented with excellent communication and user interaction abilities.

TECHNICAL SKILLS

Cloud Platform: AWS, VMware, OpenStack, Proxmox

Scripting Languages: Bash, Perl, Python

Monitoring Tools: AWS Cloud Watch, Nagios, AppDynamics, SolarWinds

Database Systems: MySQL, SQL Server, Oracle 10g, PL/SQL

Network Protocols: TCP, UDP, HTTP, FTP, DNS, SMTP, DHCP, NFS

Ticketing Tools: Service-Now, Jira, ISIT, HP Service Manager

Automation: Ansible, Puppet, Artifactory, Jenkins

Operating Systems: Red Hat, CentOS, Ubuntu Linux, Win 2008/2012 server/7/8

PROFESSIONAL EXPERIENCE

Confidential, Alpharetta, GA

DevOps Engineer/System Engineer

Responsibilties:

  • Automating system build outs and the application deployment process.
  • Automating, Configuring and deploying instances on AWS, Openstack and Proxmox.
  • Designed, wrote and deployed using shell scripting and automate overall process using Ansible.
  • Installed Firmware Updates, Kernel patches, System configuration on Linux servers.
  • Launching Amazon EC2 Cloud Instances using Amazon Images (RHEL/Ubuntu) and configuring launched instances with respect to specific applications.
  • Worked with Engineers on providing the configuration details of the DEV environments and assisting in Creating ansible playbooks for a Proof of Concept.
  • Rapid provisioning and Configuration Management for Linux using Ansible.
  • Handled LVM related tasks, Creating, resizing LVM, Veritas Volume manager and also managing Cluster environment using Veritas cluster suite.
  • Experience with AWX Enterprise Hosted as well as On-Premise, Installing Workstation, Bootstrapping Nodes.
  • Experience writing Ansible playbooks and merging them to the company’s GIT repositories.
  • Implemented and maintained Ansible Configuration management spanning several environments in VMware, Openstack and Proxmox on-premise cloud.
  • Exposure to Configuration management policies and practices with regards to SDLC along with automation of scripting using bash, and perl scripting.
  • User management with LDAP and setting up Kerberos authentication for cluster and creation of volumes for users and allocating quotas; established NFS gateways on data nodes/NFS mount on edge nodes.
  • Experience in maintaining DNS systems using BIND and FreeIPA tool.
  • Worked on installation of Docker using toolbox & creation of custom Docker container images, tagging and pushing the images.
  • Setup continuous integration pipeline/build automation using Jenkins, GIT and deploy workflow management using Rundeck.
  • Deploy Docker images using the Docker file and managing running containers and images.
  • Installed ClamAV antivirus on the Linux servers. Logging virus detections using Wazuh agent and take action based on the alerts.
  • Monitored the server alerts configured through Nagios, CloudWatch and troubleshooting the alerts.
  • Collaborating with application and developers to troubleshoot any server related issues.

Environment: AWS, OpenStack, Jenkins, VMware, Nagios, GIT, Linux, AWX, Bash, Ansible, Playbooks, NFS, Docker.

Confidential, Moline, IL

Infrastructure Analyst

Responsibilties:

  • Responsible for evaluating the physical server infrastructure using the Systems Management Frameworks like BMC TrueSight and SCOM.
  • Worked on external DNS using FreeIPA. Created Zones, external records and internal records.
  • Migrating and configuring all the server information to SCOM from other Monitoring tools.
  • Involving in patching phases with other team members, during weekends every quarter.
  • Stood up Ansible Tower and used it to manage systems.
  • Installing, Configured and management in Ansible Centralized server and created playbooks to support various applications, and involved in configuring Ansible tower as a configuration management tool to automate tasks.
  • Experience with Logging Frameworks like Elastic Stack and Splunk, to view the graphical view of the metrics.
  • Working with configuration management tools help the business process flow using Ansible.
  • Creation of instances and working on the newly build AMIs in Amazon Web Service platform.
  • Installed Jenkins on Linux servers and created master and slave configurations to implement multiple parallel builds.
  • Write Perl/shell scripts to enhance the process of discovering the all the servers using Patrol agents.
  • Working on the tickets assigned to our Infrastructure group and resolve them as per the SLA in Service-now.

Environment: AWS, HP servers, HP ILO, Bash Scripts, Ansible, SCOM, Splunk, Service-Now, BMC Truesight.

Confidential, Alpharetta, GA

Systems Engineer

Responsibilties:

  • Installation, Configuration and Troubleshooting of CentOS/Ubuntu Linux operating systems.
  • Responsible for around 2500 servers which include both physical and virtual platform. Most of which are CentOS.
  • Responsible for upgrade and patching for about 700 Linux servers during the patching window using RadSSH tool.
  • Worked with Infrastructure team, to help build physical Blade servers, Rack mount servers in the Data Center.
  • Configure RAID levels on newly build servers and troubleshoot them accordingly.
  • Design, deploy, maintain Ubuntu server environment hosted on OpenStack.
  • Experience in creation of Logical Volume Management. Attached extra volumes, provisioned them in LVM and created data mount point for the additional volumes.
  • Run Ansible playbooks on bare-metal physical servers and Virtual Machines to install operating system.
  • Worked on VMware vSphere in migration to encrypted storage.
  • Experience in Decommission of servers which are End of Life servers.

Environment: Ansible, Jenkins, Playbooks, RAID, Scripting, IDRAC, Dell Servers, VMware, OpenStack, DNS, Infrastructure, Data Center, LDAP, Jira, Jxplorer, Infoblox.

Confidential, Baton Rouge, LA

System Administrator

Responsibilties:

  • Instructor in undergraduate level course: Introduction to Computer Technology.
  • Install, configure and manage Linux and Windows servers (Red Hat Linux and Windows server 2012R2).
  • Configuring Virtual LAN on for each port on router and switches establishing the path for internet connectively for the customers to the core router.
  • Provide technical support by effectively communicating to the users and resolving the reported problem on priority bases (IT help desk-lead for 1 year).
  • Deployed the VASP simulation code in world’s top 50 parallel clusters QB2(qb2.loni.org) using PuTTY, an opensource terminal emulator, serial console and network file transfer application.

Environment: Active Directory, Office 365, DevOps, Shell Scripting, Chef, Network protocols, SQL.

Confidential 

Linux Engineer - NOC

Responsibilties:

  • Experience as a Linux Engineer having a wide knowledge on Server Maintenance and Infrastructure Management.
  • Experience in working with Production, Service Delivery, Remote Network Operations, Support Infrastructure, Ticketing environments on /7 Basis.
  • Maintenance of the servers using Network Monitoring tools Nagios and Zabbix.
  • Gathered customer requirements for custom tool development needs adopting ITIL best practices.
  • Configured Apache, MySQL, Sendmail, Bind, DNS, DHCP, and SAMBA Servers in Linux.
  • Providing Root Cause Analysis (RCA) and creating tickets by using Jira and Service-Now ticketing tools.

Environment: Amazon Web Services EC2, CronTab, Servers, Solarwinds, Nagios, Service Now, ITIL V3, SLA.

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