Nivethan Nithiyakumar
Northolt,UK
Summary
Computer Science graduate from Brunel University London with strong technical foundations in Windows systems, networking fundamentals, and system troubleshooting. Experienced in hardware setup, Microsoft 365, software configuration, and structured problem-solving. Currently working in a high-responsibility, security-focused role at Heathrow Airport, demonstrating professionalism, attention to detail, and the ability to remain calm under pressure. Seeking an entry-level IT Support / Service Desk role to apply technical skills in a corporate IT environment and progress into infrastructure-focused positions.
Overview
7
7
years of professional experience
5
5
years of post-secondary education
1
1
Certification
Work history
Security Officer
Heathrow Airport Limited
Heathrow, Hillingdon
2023.07 - 2026.04
- Ensured safety and security of passengers, staff, and infrastructure in high-pressure environments while maintaining 100% flow rates.
- Conducted detailed screening and risk assessments, adhering strictly to established protocols.
- Collaborate with law enforcement and emergency response teams using clear and concise communication.
- Maintain composure while resolving issues efficiently, demonstrating strong situational awareness and responsibility.
- Delivered professional customer-facing service while ensuring compliance with safety standards.
Temporary Mail Sorter
Royal Mail
Greenford, Ealing
2022.11 - 2022.12
- Streamlined sorting process, reducing sorting time by one hour, enhancing overall operational efficiency.
- Collaborated with 10-person team to efficiently process high volumes of parcels under strict deadlines.
- Served as primary contact for delivery drivers, tracking parcel data and providing timely updates to management.
Volunteer
Tamil Education Development Council
Southall, Ealing
2018.12 - 2018.12
• Collaborated with senior members to organise and prepare the venue for an event honouring the academic achievements of students in the Tamil community.
• Reported any inconsistencies in the venue setup to senior members and suggested alternatives to optimise the venue's capacity.
• Adhered to senior guidelines to transform the sports hall into an awards celebration venue, successfully completing the task within four hours and increasing the capacity by an additional 15%
Education
BSc (Hons) - Computer Science
Brunel University London
Uxbridge, Hillingdon 2021.09 - 2024.06
A-Levels -
Dormers Wells High School
Southall, Ealing 2019.09 - 2021.06
Skills
- IT Support: Hardware setup (laptops, desktops, peripherals), software installation, system configuration, troubleshooting, basic networking (IP, DNS, routers), system monitoring fundamentals
- Operating Systems: Windows 10/11, Linux (basic system administration), macOS (user-level support)
- Tools & Platforms: Microsoft 365, Teams, Jira, Git/GitHub
- Programming & Databases: Java, Python, JavaScript, C#, Nodejs, React, SQL, MySQL
- Core Skills: Incident documentation, task prioritisation, clear communication, analytical problem-solving
Certification
- Programming for Everybody (Getting Started with Python)
- Python Data Structures (Verified Certificate)
Affiliations
- Actively deploying and managing services in a home-based lab environment.
- Troubleshooting, restoring and optimising old consumer hardware.
- Repairing and modifying computing/gaming hardware
- Currently studying towards the CompTIA A+ certification, focusing on IT support and troubleshooting.
References
References available upon request.
TECHNICAL PROJECT EXPERIENCE
Full-Stack Web Application (Team Lead)
- Led a team of four to develop a React & Node.js web platform with MySQL database integration.
- Managed sprint planning and task tracking using Jira.
- Conducted debugging, unit testing, and system documentation (UML, flowcharts).
Java Game Development
- Independently designed and implemented a complete Java Hangman Game.
- Performed structured testing and resolved bugs to ensure reliability.
Interactive Educational System (Unity)
- Developed a dialogue-based application integrating multiple systems.
- Applied iterative testing and system refinement techniques.
Multiplayer Gamer Server (Personal Project)
- Designed, deployed, and maintained multiple multiplayer game servers over several years.
- Configured secure file management systems using SFTP for team-based collaboration.
- Implemented firewall rules, network tunnelling, and access control mechanisms to enhance security.
- Engaged directly with users to gather requirements and deliver custom features.
- Monitored server performance and network activity to ensure stability and high uptime.
Home Lab & Personal Infrastructure (Ongoing Personal Project)
- Designed and operated a personal home lab environment to explore virtualisation, containerisation, and server orchestration.
- Experimented with various self-hosted services, including databases, web applications, and automation tools.
- Implemented and tested secure networking setups, including VPNs, private networks, and internal service routing.
- Conducted iterative system testing, performance monitoring, and troubleshooting to optimise reliability.
- Documented lab architecture, workflows, and service configurations to support reproducibility and continuous learning.
Timeline
Security Officer
Heathrow Airport Limited
2023.07 - 2026.04
Temporary Mail Sorter
Royal Mail
2022.11 - 2022.12
BSc (Hons) - Computer Science
Brunel University London
2021.09 - 2024.06
A-Levels -
Dormers Wells High School
2019.09 - 2021.06
Volunteer
Tamil Education Development Council
2018.12 - 2018.12