Interim CISO
Executive security leadership for vacancies, transitions, incidents and complex transformation programmes.
Interim CISO & Executive Advisor
Cybersecurity leadership that turns risk into decisions.
I support industrial, critical-infrastructure and regulated organisations across Europe with executive security leadership, audit preparation and hands-on delivery.
EN
Executive Profile
Matthias Totzauer · Group & Interim CISO
Strategic at board level.
Practical in delivery.
More than 15 years of IT and security experience across international, regulated and security-critical environments - combining C-level communication with operational depth across IT and OT.
CISSPCISMISO 27001 Lead AuditorISO 22301 Lead Auditor
Core Mandates
Leadership for high-pressure security situations.
NIS2 & Critical Infrastructure
Scope, gap assessment, risk, roadmap, controls, audit preparation and support during external assessments.
IT/OT Security
Governance and target architectures spanning identity, infrastructure, cloud, production and IEC 62443.
Cyber Resilience
ISO 22301, incident readiness, crisis management, recovery and tested business continuity capabilities.
Selected Experience
Industry. Critical infrastructure.
International groups.
Current anonymised assignments include NIS2 and cybersecurity advisory for an industrial manufacturer, as well as KRITIS, BSI C5 and SOC 2 readiness for a utilities group.
View English CV →Confidential first conversation
Discuss the situation directly - without a sales layer.
Share the trigger, urgency and desired outcome. You will receive a direct and honest view of whether an engagement makes sense.
Discuss a mandate ↗