Rajkumar Nagulsamy
Dublin,Ireland
Summary
Experienced virtualization engineer committed to maintaining cutting edge technical skills and up-to-date industry knowledge.
Overview
6
6
years of professional experience
4
4
Certification
Work History
Technology Operations Specialist
Bank Of America
05.2021 - 12.2022
- Proficient knowledge in maintaining and upgrading ESXi physical server's within BOFA cloud infrastructure.
- Conducted system performance analysis and capacity planning using analytical tools to inform decision-making for hardware upgrades and system expansion.
- Skilled at resolving backup-related issues, including snapshot management and proxy-related issues.
- Handled firmware upgrades for Dell IDRAC and HPE ILO using proxy server's. Performed VCenter upgrades and patching in production environments, including VCHA re-creation.
- Skilled in working with backup-related issues like snapshot creation & deletion, file locks, backup failures with errors, and proxy-related issues.
- Skilled in troubleshooting Dell Power Edge server's hardware-related issues like CPU, fan, DIMM, SD card, cables, system board replacement, SSD, & HDD replacements, coordinating with data center engineers on a day-to-day basis.
- Hands-on experience in removing and re-creating disk groups All Flash & hybrid disks using SSH.
- Manage and maintain multiple VMware vSphere HA/DRS cluster environments using best practices
Service Delivery Specialist
IBM India Pvt Ltd
05.2019 - 02.2021
- Played pivotal role in data center migration, and cloud integration, which led to measurable impact on cost reduction and improved scalability.
- Experienced with VMware technologies, including ESXi, vSAN, NSX, and vRealize Suite.
- Skilled with VEEAM Backup and Recovery. Took responsibility for end-to-end management of VEEAM environment, encompassing installation, configuration, and successful execution of data recovery processes for virtual machines and server's.
- Install, configure, and upgrade SDDC environment on-premises and in IBM Cloud environments.
- Hands-on experience in NSX-V upgrades in production environments.
- Performing backups using VEEAM and Avamar backup solutions for the servers associated with a VMware virtual infrastructure.
- Installing and upgrading VMware vSphere 6.0, which includes ESXi 6.5/6.7, vCenter Server 6.5/6.7, SRM, and VI Client.
- Microsoft Windows Server 2016, and 2019 for Active Directory.
Sr Systems Engineer
Cognizant Technology Solutions
08.2016 - 05.2019
- Worked in VMware vCenter 6.0 with the embedded and external platform service controllers.
- Worked in VMware Horizon multi-cloud desktop and app virtualization platform to deploy virtual machines.
- Worked on deploying the Horizon client, the View Connection server, the View Composer server, and the Load Balancer.
- Worked in full clone, linked clone, and instant clone technologies.
Education
Master of Science - Cloud Computing
National College of Ireland
Dublin, Ireland2024
Bachelor of Engineering - Computer Science And Engineering
Anna University
Coimbatore, India2015
Skills
- vSAN Administration
- Virtualization implementation
- VMware [ESXi,vCenter,NSX-V,vROps, and vRLi]
- Backup Solution [Veeam, Avamar]
- Windows/Linux Server Management
- System backups and upgrades
- IT security best practices
- Citrix XenApp/XenDesktop environment support
- Interpersonal skills
- Enterprise technologies
Certification
- VMware Certified Professional (VCP-DCV)
- Azure Fundamentals
- RHCSA Rapid Track (RH199) RedHat
- AWS Certified Cloud Practitioner
Timeline
Technology Operations Specialist
Bank Of America
05.2021 - 12.2022
Service Delivery Specialist
IBM India Pvt Ltd
05.2019 - 02.2021
Sr Systems Engineer
Cognizant Technology Solutions
08.2016 - 05.2019
Master of Science - Cloud Computing
National College of Ireland
Bachelor of Engineering - Computer Science And Engineering
Anna University
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