Building Secure, Scalable IT Infrastructure

Expert consultancy for charities and educational organisations.

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About Me

I’m Seb, an infrastructure and security leader with over a decade of experience. I’ve guided charities and educational bodies through digital transformation, designing cloud architectures on Azure, implementing enterprise security frameworks, and ensuring compliance. I translate complex technical challenges into clear strategies that drive efficiency, reduce risk and foster innovation.

Sébastien Dennard

Services

Cloud Architecture & Migration

Design and deploy secure Azure environments. Migrate legacy systems with minimal disruption and optimal performance.

Security & Compliance

Implement ISO27001 and Cyber Essentials Plus. Conduct risk assessments and strengthen security posture organisation-wide.

Infrastructure Optimisation

Automate and streamline operations with PowerShell and modern tooling. Cut costs through resource rationalisation and efficient monitoring.

Disaster Recovery & BCP

Develop and test disaster recovery plans. Ensure business continuity and rapid recovery in the event of outages.

Leadership & Mentoring

Mentor high-performing IT teams. Cultivate a culture of continuous improvement and technical excellence.

Modern Workplace Solutions

Deploy and manage Microsoft 365, Intune, and Autopilot. Enhance end-user productivity and secure mobile device management.

Network & Infrastructure Engineering

Design and optimise network topologies (TCP/IP, DNS, routing). Implement and manage firewalls, switches and virtual networks.

SIEM & Monitoring

Implement and tune Azure Sentinel, Splunk and PRTG. Provide real-time security analytics and performance visibility.

Contact

Let’s connect professionally. Follow me on LinkedIn:

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