Data Center It Infrastructure

NAGARAJ LOGANATHAN

Mail: ********@*****.***

Phone No: +1-815-***-****

IT Infrastructure Architect with over 14+ years of comprehensive IT experience in Infrastructure Solution Architecture on-premises (support cloud) Unix and VMware Administration, virtualization, and performance tuning; demonstrated excellence in technical project management, Managed Services, capacity planning, leadership and increasing customer satisfaction. Expert in aligning technology strategies with corporate goals.

Professional Summary

Strong expertise with infrastructure Admin, High availability, Virtualization, Storage, Backup a& Restoration and Disaster Recovery in 24x7 environments.

Experience in IBM AIX, RHEL, Ubuntu, Suse., and Windows environment,(Implement, monitor, troubleshoot, support and administration)

Strong experience in administering and supporting LDAP systems. Working knowledge and resourceful in Configuration Management and provided technical support to the clients.

Worked on Data Center Migration Project. Migrated Linux/Unix Servers from one data center to other data center with minimal downtime.

Experience in Data Center Architecture & Design, Implementation, Consolidation, Optimization, Migration, Administration, maintained end to end operations, devices procurements, licensing etc. with Inventory Management and Vendor Management (DCIM)

VMware Management (VM client provisioning, Data storage, snapshot, backup & restore and monitoring).

Have been working with Automation tools Ansible, Monitoring tools, Nagios, LPAR2RRD, log servers, Nagios core, and cloud environment.

Experience in creating Dockerized applications by creating Docker images, exposing ports, and creating the shared volumes between the containers through Docker-file.

Managed large infrastructure using Ansible playbooks.

Experience in install and configure in log monitoring by using Nagios dashboards, create alerts etc.,

Experience in install and configure Apache, Nginx, Tomcat, Web Logic servers

Experience in Server / Database / Storage Migration and major activities

Solution Architect leading Disaster Recovery planning for the resumption of critical data, applications, hardware, and related IT infrastructure.

Experience in PowerVM, HMC, SVC, VIO, LPAR, DLPAR, LPM & Nim, Redhat insights.

OS Migration activity, Patch management using Redhat Satellite servers.

Installed and maintained EMC Symmetrix VNX/VMAX storage and CISCO MDS Switches for LUN masking and Zoning to OEL/RHEL/Solaris Physical servers.

Launch of VMware Tanzu Basic and Tanzu Mission Control (SaaS for MSP) as part of VMware’s Developer Ready Cloud vision and enabling Managed Kubernetes Services for App Modernization in multi-cloud container environments.

Trained in Agile, Scrum, frameworks and used Scrum in day-to-day operations.

Expert in Installing Configuring DHCP FTP Server troubleshooting DNS issues

Experience in preparing Technical Documents for Transition, Implementation, Support (IMTD,SOP, SIP etc)

Outstanding diagnosing skills, systematic, methodical in solving problems and performing root cause analysis & ability to provide detailed case notes.

Configuring and Administering SSH, SFTP, HTTP, SMTP, NFS, DNS, NIS, NIS+ and LDAP on RHEL server environment.

TECHNICAL SUMMARY

Scripting Languages

Shell, Json, Yaml

Automation tool

Ansible, chef

Version Control System

GIT, GITHUB

Virtualization

VMware vSphere

CI/CD Tools

Jenkins, Ansible, Maven

Monitoring Tools

NagiosCore, LPAR2RRD

Log server

Nagios Log server

Web app server

Apache tomcat, WebSphere, Nginx

Containerization

Docker, Kubernetes

Cloud Technologies

AWS, Azure, IBM

Operating Systems

UNIX, Linux, Windows

Certifications:

Microsoft Certified Azure Administrator Associate (AZ104)

Microsoft Certified Azure Architect (AZ303)

IBM Certified System Administrator - AIX 7

ITIL V3 Foundation certificate in IT Service Management

PMP Certification Training Completed .

Experience:

Client: Mazda North America Operation, Irvine, CA Mar 2019 to Present

Infrastructure Specialist (Linux and Cloud)

Understand the client requirements and provide the Servers.

Installation, Configuration, Monitoring, Troubleshooting and Administration, Support and maintenance of Linux servers in VMware.

Design, Plan and create Azure virtual machines, Implement, and manage virtual networking within Azure and connect to on-premises environments.

Expertise in Novell eDirectory LDAP Administration. Installed and configured LDAP servers to manage customer High Speed Internet, Voice components, Enterprise data, Customer, Account, Services and Device Wifi

Deployment, configuration and administration of VMware VSphere 5.1 environments as well as Red Hat (5.xand 6.x) and Oracle Enterprise Linux (OEL) environment and installed required binaries and packages Responsible for migration of Microsoft Virtual Servers and VMware GSX servers to ESX platform

Configure, manage, and troubleshoot LVM, FTP, NFS, SMB, CIFS administration, permission

Providing the support for different services like DNS, DHCP and NFS

Troubleshooting and analysis of hardware and software failures for various UNIX servers core dump and log file analysis setting up password less connectivity for application users.

Experience in VMware Tanzu products, including Tanzu Application Services (PCF) and RabbitMQ.

Demonstrated end to end troubleshooting skills by leading complex support calls with vendors (JFrog, VMware Tanzu)to improve the overall performance of CI/CD tools

Worked on Configured NFS and Open LDAP services in RedHat Linux and Solaris systems.

Setting up and maintaining DNS server, LDAP, and AD integrated for user Management in Linux environment.

LVM – creating volume groups, logical volumes, file systems, etc., resizing file systems, working with mount points such as changing mount point for file system.

Worked on Disaster Recovery process which happens every six months.

Hands on experience on patching for SLES 11.4, 12.1 and 12.2.

Managed Linux servers OS Migrations, software installation and Periodical Patches on Linux servers.

Application Deployments & Environment configuration using Ansible. Written Ansible Playbooks to configure, install software and other packages on to the application.

Configuring Virtual Private Network (VPN) between AWS Regions As well as from cloud to on premise through Virtual Private Gateway (VPG) and Customer Gateway (CGW).

Monitored UNIX server for CPU Utilization, Memory Utilization, and Disk Utilization and tuned the UNIX servers and suggested solutions to the Application teams/Business.

Installed Nagios Log Server for Centralized Log Management, Monitoring and Analysis for Infrastructure, Netflow to track down security threats, and quickly resolve vulnerabilities.

Responsible for overarching effort to centralize the LDAP servers like DSDs, ESDs to centralize TWC services that were once regional based.

Installed and configured CylanceProtect (Blackberry) for Web security, Cisco Tidal tool for job scheduler Agent and Foglight Agent for Oracle, Rapid7 Insights for infrastructure vulnerability tool.

Initiate and organize Disaster recovery (DR) test and backup recovery test in every six months.

Configuring Kickstart/AutoYast Servers and booting the images using PXE in Redhat Linux RHEL SLES .

Responsible for Critical activities, P1 critical incident and prepare the RCA.

Experience with Jenkins, Git, GitHub, Shell script, Ansible playbook UNIX, Linux, and Windows Server.

Clients: SRG, Solenis, Future Group, Mahindra & Mahindra, FOX, etc., May 2011 to Feb 2019

Senior Technical Specialist

As a Senior Technical Specialist, managing & working with the team size of 15 peoples and responsible for maintaining the Multiple projects (Global shared service) 24 /7 enviornment..

Installation, Configuration, Monitoring, Troubleshooting and administration of VMware Clients (Linux & Windows servers).

Experience in Creating and Modifying Templates for Virtual Machines clients on VMware vSphere and Performing health check for ESXi servers Using Vcenter Operation, Capacity planning (CPU, Memory, Disk,) and allocation for VM’s Using VMware Vcenter.

Worked in Scheduling, deploying, and managing container replicas onto a node cluster using Kubernetes,

Creating Dockerized applications by creating Docker images, exposing ports, and creating the shared volumes between the containers through Docker-file

Providing the support for different services like DNS, DHCP and NFS

Developed UNIX shell scripts using Korn, C Shell Scripting, SED, and AWK to ease the administration tasks

Installation, Configuration of UNIX and Linux operating systems on physical and virtual machines.

Configure Web Logic, Websphere servers and APACHE and TOMCAT Server with JAVA Application tools on Red Hat and Hp UNIX servers environment.

Experience configuring Open LDAP and setting up clients for Open LDAP.

Involved in infrastructure & Application administration, System integration, Architecture Design, Project

Design, Plan and create virtual machines, Implement, and manage virtual networking within Azure and connect to on-premises environment and implement scalable cloud-based web applications.

Management Experience in AWS Resources such as EC2, S3, VPC, EBS AMI, Azure Virtual Machines, Load Balancers, Storage Account.

Setup and configured continuous delivery within Azure using a combination of Azure Resource Manager (ARM) template.

Automated CI/CD process using Jenkins, build-pipeline-plugin, maven, GIT.

Implement best practices and maintain Source Code repository infrastructure (Using GIT).

Configure, manage, and troubleshoot LVM, FTP, NFS, SMB, CIFS administration, permissions.

Implemented and managed NagiosCORE, LPAR2RRD Monitoring Tools for server performance.

Installed and configured RHEL7.x systems in large scale VMware virtual environment and Amazon cloud.

Installed custom software and application on various systems.

Upgraded RHEL servers to latest release and applied RHEL OS enhancement and bug fixes as per business needs.

Carryout day-to-day Datacenter Activities, Server, Data Center & Storage Migration Activities.

Setting up and maintaining DNS server, LDAP, and AD user integration with AIX / Linux environment.

Automation Managed large infrastructure as code using Chef Cookbooks and Ansible playbooks for day today activity and repetitive task.

Installed Nagios Log Server for Centralized Log Management, Monitoring and Analysis for Infrastructure, NetFlow to track down security threats, and quickly resolve vulnerabilities.

Disaster recovery (DR) test and backup recovery test in six months cycle.

Project Transition, understand the client environment / Requirement, prepare IMTD document and knowledge transfer to support team.

Decommissioned the old LDAP systems and did Client Cutover on the Directory systems.

Having experience in install and configure Apache, JBoss, Tomcat, Web Logic Application servers

Having experience in ITSM tools like ServiceNow, BMC Remedy, HP BTO(OpenView), etc.,

Resources planning for Shift (24/7) and allocating resources for planned & unplanned activity.

Magna Infotech Pvt Ltd May 2009- May 2011

Role : System Administrator

Client: IBM India Pvt Ltd

Projects: AstraZeneca & APMM

As a System Administrator, I am working with the team size of 30 peoples and responsible for maintaining the Servers.

JOB RESPONSIBILITIES:

24/7 remote support for more than 2000+ AIX and various flavors of UNIX servers in AstraZeneca global support (UK, US, Europe & RoW) and APMM Project.

Performing day to day Administrating, Monitoring, Optimizing and Troubleshooting tasks in IBM AIX. / Linux environment.

Responsible for installing periodical Patches and TL and SP up gradation.

Working knowledge on NFS, AIX Physical Volume’s, VG, Logical volumes, File systems etc

HMC, Hardware Firmware upgrade.

HACMP, Veritas Cluster upgradation, maintenance, and support activity.

Perform LPAR and DLPAR activities as per Application team / Client request.

Scheduling Server Backups and DB backup and periodical test validation.

Performing Pre-approved, normal, major, and critical changes in server under change management.

Client server, application, database Restoration as per request.

Experience in Data base \ Storage Migration and planned and unplanned activities.

Co-ordination with other teams in resolving the issues at proper timelines as per SLA.

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