Dominik Sowinski is a cybersecurity architect with over eight years of experience and currently serves as a Cybersecurity Lead Architect and Senior Key Expert for Cybersecurity at Siemens. His work centers on Cloud Security, Identity & Access Management, and Application Security, with a strong focus on designing scalable, secure-by-design architectures across large cloud application development programs.
In his role, he guides security specialists, supports senior management in making informed risk-based decisions, shapes architectural direction, drives governance initiatives, and develops reusable security capabilities that raise efficiency and strengthen the overall security posture of the organization. Before joining Siemens, Dominik worked at IBM, advancing from IAM Consultant to Senior Security Architect and leading cross-functional teams through complex client engagements. During this time, he delivered large-scale initiatives including MFA implementations for DAX 30 enterprises and cloud application security architectures for Fortune 500 companies.
Most recently, Dominik has expanded his expertise into AI Security, integrating emerging AI-driven threats, LLM security considerations, and responsible AI practices into modern cloud architectures. His commitment to continuous learning and innovation drives his work at the intersection of architecture, AI, and secure engineering. He also brings a personal interest in offensive security, deepened through CTF challenges, to inform threat modeling and strengthen secure-by-design principles in the systems he builds.