Jonathan Cigdem

Jonathan Cigdem, currently serving as a Senior Information Technology Auditor at Mazars, brings a wealth of expertise in assessing and enhancing the cybersecurity, compliance, and operational resilience of complex IT environments. In his role, Jonathan leads comprehensive audits of large-scale systems, including ERP platforms such as SAP, Oracle, and SAGE, as well as embedded systems, ensuring that clients adhere to industry standards and regulatory requirements. His deep understanding of IS/IT governance frameworks, such as ISAE3402, enables him to evaluate internal control environments effectively, identify potential vulnerabilities, and recommend strategic improvements.

Jonathan’s key projects often involve conducting risk assessments aligned with organizational strategies, reviewing control frameworks across business and application layers, and ensuring compliance with international financial reporting standards like IFRS 16. His expertise extends to evaluating the security architecture of enterprise networks, analyzing data flows, and implementing best practices for data visualization and modeling using tools like Microsoft Excel and SQL. His prior experience as a Consultant in Office 365 Management Content & Collaborative solutions has further strengthened his ability to assess cloud-based environments, optimize collaboration platforms, and ensure data integrity.

With a strong foundation in audit methodologies, combined with skills in SharePoint, network architecture, and strategic planning, Jonathan is adept at navigating complex IT landscapes. His problem-solving approach, creative solutions, and leadership qualities make him a valuable asset in delivering high-quality assurance services that support clients’ digital transformation initiatives and regulatory compliance efforts. Through his work at Mazars, Jonathan continues to expand his insights into emerging IT risks and innovative audit techniques, reinforcing his reputation as a trusted advisor in the field of IT auditing.