Profile
Johann Dettweiler is the Chief Information Security Officer at stackArmor, a Tyto Athene Company. He is a seasoned cybersecurity leader with deep expertise in FedRAMP, NIST Risk Management Framework (RMF), and Governance, Risk, and Compliance (GRC) practices. With a career spanning over 19 years in the security and compliance space, Johann has held key roles as a Lead 3PAO assessor, chief advisor, and operational leader, bringing a comprehensive understanding of both technical and organizational risk management.
As CISO, Johann leads stackArmor’s enterprise security strategy, driving risk-based decision-making and guiding the organization in developing secure and resilient solutions. He plays a critical role in informing executive leadership on risk posture, ensuring that cybersecurity is integrated into every aspect of strategic planning and service delivery. Johann is the internal and external face of security for stackArmor, providing trusted guidance to customers navigating complex compliance landscapes.
Prior to joining stackArmor, Johann led operations at TalaTek, a wholly owned subsidiary of CISO Global. Johann is a recognized expert in the federal compliance ecosystem and actively contributes to industry discussions on secure cloud adoption and automation. His work helps ensure that stackArmor continues to deliver mission-critical, compliant, and cost-efficient infrastructure solutions to public sector and regulated industry clients.
Sessions