Sebastiaan Sillis

I am a cybersecurity professional with hands-on experience in Security Operations, threat hunting, and governance risk & compliance for diverse industries, including Fortune 500 clients. My expertise spans SOC engineering, forensic analysis, and purple teaming, complemented by strong skills in SIEM/SOAR technologies and security automation. I thrive in delivering technical solutions, improving security posture, and managing service delivery for critical environments. Certified in CCD, HTB CDSA and CompTIA Security+, I combine technical depth with clear communication to advise stakeholders and lead complex security projects.