Sundar Ramalingam
Glasgow,,United Kingdom
Summary
Senior IT Systems Engineer with 3+ years of experience in data centre operations, virtualisation, and enterprise infrastructure support ITIL. Skilled in VMware architecture, server management, and troubleshooting complex technical issues in high-availability environments.
Experienced in supporting critical systems, improving operational efficiency, and collaborating with cross-functional teams. Currently seeking to build on hands-on infrastructure and security experience in a global engineering environment.
Overview
7
7
years of professional experience
Work history
Manager
Dosa n Chutney Restuarant
2021.11 - 2025.03
- Managed daily operations, staff coordination, and inventory control
- Supported business efficiency through organisation and process management
Customer Assistant
Tesco
2023.01 - 2023.06
- Delivered customer service in a fast-paced retail environment
- Handled transactions and supported daily store operations
System engineer
Tata Consultancy Services
Chennai, India
2018.07 - 2021.06
- Managed and supported data centre infrastructure, including physical and virtual servers in high-availability environments
- Administered VMware virtualisation, including provisioning, monitoring, and performance optimisation of virtual machines
- Performed server patching, backup, and recovery operations, ensuring data integrity and business continuity
- Troubleshot complex Tier II/Tier III issues across servers, storage, and operating systems
- Supported storage systems and backup solutions, reducing risk of data loss and improving recovery times
- Monitored system performance and proactively resolved issues to minimise downtime
- Collaborated with cross-functional teams and clients to deliver infrastructure improvements and resolve incidents
- Maintained documentation for systems, configurations, and processes
- Leveraged VMware virtualisation to support an e-learning platform for students and new joiners, maintaining system performance, availability, and user accessibility
Education
Master of Business Administration - Finance
University of West London
LondonBachelor of Science - Information Technology
The American College
IndiaSkills
- Virtualization technologies
- Cloud computing mastery
- Agile methodology understanding
- Infrastructure development insight
Technical Skills
Infrastructure & Systems:
Windows Server, Active Directory, Data Centre Operations, Server Management
Virtualisation:
VMware Admin (VM provisioning, monitoring, performance tuning)
Networking:
TCP/IP, DNS, basic LAN/WAN troubleshooting
Backup & Storage:
Backup & Recovery, Storage Management, Disaster Recovery support
Security:
Compliance Task, Patch Management, Access Control, System Hardening
Tools & Technologies:
VMware (vSphere, ESXi),Windows Server, Active Directory, Backup & Recovery Tools, System Monitoring Tools
Scripting (Basic):
PowerShell (learning/introductory level)
Additional Information
- Eligible to work in the UK
- Open to hybrid working and on-site support roles
- Strong communication skills with ability to work across teams and time zones
- Currently upskilling in cloud platforms (Azure) and cybersecurity practices
Projects & Key Contributions
- Supported implementation and maintenance of virtualised environments using VMware
- Managed Ultimatix server environment, performing system monitoring, troubleshooting, patching, and performance tuning
- Assisted in backup and disaster recovery processes, improving system reliability
- Identified and resolved recurring infrastructure issues, contributing to improved system performance
- Gained hands-on experience in system monitoring, incident response and automation
Timeline
Customer Assistant
Tesco
2023.01 - 2023.06
Manager
Dosa n Chutney Restuarant
2021.11 - 2025.03
System engineer
Tata Consultancy Services
2018.07 - 2021.06
Master of Business Administration - Finance
University of West London
Bachelor of Science - Information Technology
The American College