Available: 1st of July 2025
Nationality: Dutch
Country: Netherlands
E-Mail: Contact via LinkedIn
Blog: DefenderSensei
For rates and availability, please contact me on LinkedIn.
I am a cybersecurity leader focused on turning security into a business enabler. In my current role, I combine executive leadership with hands-on architecture to shape secure growth strategies, strengthen resilience, and guide organizations through complex regulatory and risk landscapes. I lead cross-functional teams, align stakeholders from boardroom to operations, and deliver measurable outcomes across governance, cloud security, and operational defense. My work spans Security Leadership, Zero Trust, and modern detection and response programs, while keeping people, culture, and continuous improvement at the center. As a Microsoft Certified Trainer (MCT) and speaker, I help leaders and teams build the confidence to make security a catalyst for innovation and long-term value.
2026 - Present
As Chief Security Officer for Supervision, I provide strategic security leadership, align governance and risk oversight with regulatory expectations, and guide executive stakeholders on resilient, business-aligned security decision-making.
2025 - 1st of January 2026
At Valid, I combined product ownership with security architecture by translating business priorities into secure product outcomes, guiding delivery teams, and embedding security by design across the platform roadmap.
2023 - Present
As a Security Architect at Swinkels, I was responsible for designing and implementing security architectures for IT and OT environments, focusing on Azure, IAM, workplace security, and compliance-driven frameworks.
2021 - 2023
As a Cybersecurity Architect at De Volksbank, I secured corporate IT and payment systems, aligning security strategies with DORA compliance and banking regulations. My role spanned security architecture, SIEM/XDR, IAM, and cloud security, ensuring resilience and cost-effective security transformation.
Founder & Owner (Until 2023)
As the founder of NextFence, I built a cybersecurity organization specializing in advanced security solutions and managed services. I combined strategic vision with operational efficiency to create an innovative and scalable security model that helped businesses proactively manage cyber threats.
2021 - 2022
As a Cybersecurity Architect at Swift Financials, I led the modernization of security measures, focusing on Microsoft Sentinel implementation, automation, and Zero Trust strategies. I played a key role in both the technical execution and team adoption of these security solutions, ensuring a scalable and resilient security posture.
2019 - 2021
As a Senior Consultant at InSpark, I led the modern management team, specializing in Unified Endpoint Management within Microsoft 365 E3/E5. I provided strategic guidance, relayed customer feedback to Microsoft, and ensured clients adopted cutting-edge security solutions. My knowledge sharing extended to the broader tech community, reinforcing my advisory role.
2019 - 2021
At Wortell, I introduced enterprise mobility solutions to enhance productivity and security. I focused on device security, enabling secure collaboration anytime, anywhere. As part of a Microsoft security-focused team, I developed solutions to protect cloud data and prevent classified information leaks for customers.