Samuel Caller

Background

About Samuel Caller

Managed Services Engineer with over 2.5 years of hands-on experience supporting MSP clients in IT service delivery and security initiatives. My technical foundation spans first-line support, Microsoft 365 security, network device management, and email security platforms, strengthened by industry certifications including ISC2 Certified in Cybersecurity, Microsoft SC-300 (Identity and Access Administrator), and CompTIA Network+. In my current role, I have taken on responsibilities beyond traditional help desk duties, including managing Cyber Essentials compliance, security monitoring, and incident response. I have led email security configuration projects focused on threat protection and DNS settings to ensure sender validation and maintain brand reputation. I am committed to continuous professional development within IT and cybersecurity, currently pursuing CompTIA Security+ alongside staying up to date with evolving security technologies and best practices. I value teamwork, clear communication, and delivering dependable solutions that help organisations operate securely and efficiently.