- Monitored and analysed SIEM alerts to detect security anomalies and potential threats across hybrid enterprise environments
- Conducted vulnerability assessments using Nessus and Nmap, identifying and prioritising remediation for critical security weaknesses
- Reduced organisational vulnerabilities by 20% through structured vulnerability management and coordinated patch deployment
- Performed network traffic analysis using Wireshark to investigate suspicious activity and detect potential intrusion attempts
- Led security incident investigations end-to-end — from initial triage through containment, remediation and post-incident reporting
- Designed and delivered targeted security awareness programme, measurably improving workforce recognition of phishing and social engineering vectors