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keusuanl-sec/README.md

Typing SVG

👋 Hi, I'm Kelvin

A results-driven IT and Operations Professional with hands-on experience in IT Support, Cloud Computing, and Cybersecurity.
I have worked at companies like Amazon leading operations and performance improvements, and supported organizations with technical troubleshooting, system administration, and cloud solutions.


About Me

Results-driven IT and Operations professional with proven leadership experience at Amazon and hands-on technical expertise in IT support, cloud computing, and cybersecurity. Skilled in basics help desk support, basic troubleshooting hardware/software, managing Windows and Linux environments, and providing end-user support. My strong curiosity for technology drives me to continuously learn and upskill, keeping me adaptable and future-ready

Experienced in:

  • Active Directory labs
  • VPN configuration
  • Cloud platforms (AWS & Azure)
  • Incident response and workflow optimization
  • HackTheBox Labs

Certified in CompTIA A+ and AWS Solutions Architect Associate, with continuing education in cybersecurity, DevOps, and IT operations. Adept at problem-solving, process improvement, and operational performance optimization.


🔧 Skills & Tools

🖥️ Technical Support & IT Ops

Windows Linux macOS Hyper-V

🌐 Networking & Security

Active Directory VPN SOC Vulnerability Management

☁️ Cloud & DevOps

AWS Azure Docker

🛠️ Tools & Platforms

Git GitHub Microsoft Teams Slack


Work Experience

Amazon LCY2 | Tilbury, United Kingdom

Warehouse Coach / Instructor / Supervisor of Operations
Dec 2024 – Present

  • Led workflow optimization initiatives improving team KPIs by 30%.
  • Delivered coaching sessions to 50+ associates on systems, safety, and compliance.
  • Oversaw daily operations, workstation setup, and quality audits.
  • Provided Basic first-line technical support for scanners, labeling systems, and workstations.
  • Enforced compliance with quality, safety, and data handling standards.

Bespokeeliteservices | Southampton, United Kingdom (Remote)

IT Field Support
Feb 2023 – Nov 2023

  • Delivered first-line technical support for hardware, software, and network issues.
  • Built and configured Hyper-V virtual machines for Windows/Linux environments.
  • Performed recovery simulations, backups, and system maintenance.
  • Documented incidents and resolutions in line with ITIL best practices.
  • Suggested preventive measures to improve service delivery and stability.

Education

  • High School Diploma
    GCSE Paulson British International School_

    • 9 GCSE (WAEC) at grade A-C including English and Mathematics
    • Coursework: IT & Risk Management
  • Project Management Institute
    Continuing education in AWS DevOps & Computer Operations


Certifications

  • CompTIA A+
  • AWS Certified Solutions Architect Associate (SAA-C03)
  • Project Management Institute Certified
  • Computer Support Specialist (ITonlinelearning Ltd)

📁 Featured Projects

Project Description Technologies
🛡️ Advanced Web Application Firewall Protects against SQL injection and XSS by filtering HTTP traffic with signature-based detection and ML-based anomaly detection. HTML, Security, Machine Learning
⚠️ Security Incident Response Playbooks Playbooks for handling incidents such as data breaches, DDoS attacks, and ransomware infections. Includes step-by-step guides. Python, Cybersecurity
🎟️ IT Supported Ticketing System Machine learning-based ticket assignment system that automatically assigns tickets to relevant support teams. Python, NLP, ML
📊 SIEM with Splunk SIEM lab project using Splunk for log ingestion, monitoring, and alerting. Splunk, Security, SIEM
📝 Web App Log Analysis Uses ELK stack (Elasticsearch, Logstash, Kibana) to analyze web application logs, tracking logins, registrations, and failed logins. JavaScript, ELK
🌐 Wireshark Network Analysis Traffic Analyzes network protocols with Wireshark and Python scripting for packet analysis. Python, Wireshark, Networking

📊 GitHub Stats:

GitHub Stats
GitHub Stats
GitHub Stats


🏆 GitHub Trophies


✍️ Random Dev Quote


📫 Let's Connect


"Cybersecurity is not just about technology, it’s about resilience — protecting systems, people, and processes against an ever-changing threat landscape."

Pinned Loading

  1. Advanced-Web-Application-Firewall Advanced-Web-Application-Firewall Public

    An Advanced Web Application Firewall that protects against threats like SQL injection and XSS by filtering HTTP traffic. It combines signature-based detection and machine learning-based anomaly det…

    HTML 19 1

  2. IT-Supported-Ticketing-System IT-Supported-Ticketing-System Public

    A working prototype is implemented for machine learning based ticket assignment that can suggest who is suitable for what type of ticket by taking ticket descriptions as input. This machine learnin…

    Python 14

  3. Security-Incident-Response-Playbooks Security-Incident-Response-Playbooks Public

    This repository contains security incident response playbooks for various scenarios such as data breaches, DDoS attacks, and ransomware infections. Each playbook includes step-by-step instructions …

    Python 14

  4. SIEM-with-Splunk SIEM-with-Splunk Public

    SIEM lab using Splunk for log ingestion and alerting.

    13

  5. WebApp-Log-Analysis WebApp-Log-Analysis Public

    This project uses the ELK Stack (Elasticsearch, Logstash, and Kibana) to analyze web application logs. It tracks user activities such as logins, registrations, password resets, and failed login att…

    JavaScript 13

  6. Wireshark-Network-Analysis-Traffic Wireshark-Network-Analysis-Traffic Public

    The objective of this project is to analyze network protocols using Wireshark and Python scripting.

    Python 15