IT Service Management Expert in Germany

• Development and implementation of customized information security strategies

• Introduction and further development of ISMS according to ISO 27001, BSI-Grundschutz and other standards

• Risk management and preparation of security concepts

• Consulting for KRITIS, PCI DSS, TISAX and VdS 3473/10000

• Establishment and optimization of security organizations

• Creation and implementation of policies, guidelines, work instructions and process descriptions

• Audit support and certification preparation

• Delivery of training sessions, workshops and awareness campaigns

• Selection and consulting for the introduction of IT security solutions such as SIEM, DLP, IDS/IPS, firewalls and encryption technologies

• Conducting penetration tests and vulnerability analyses

• Consulting on the selection, integration and management of security architectures in complex IT environments

• Consulting on ITSM, managed security services and SOC

• Management and coordination of complex projects to improve information security

• Process analysis, optimization and management according to ITIL, ISO 27001 and cybernetics

• Introduction and quality assurance of management, documentation and knowledge management systems

• Support in complying with regulatory information security requirements (e.g. GDPR, HIPAA, SOX, GMP, KRITIS)

• Development and implementation of risk analysis procedures

• Organization of initial response, forensic investigations and organizational measures in security incidents

• Design and delivery of targeted workshops on topics such as ISMS, IT risks and current threat scenarios

• Awareness campaigns to promote a security culture in companies

• Special training on ISO 27001, BSI-Grundschutz, KRITIS and other relevant standards

• Simulations and exercises to prepare for information security incidents

• Interim management for leading information security projects or IT security organizations

• Taking on the role of external CISO (Chief Information Security Officer)

• Support in developing and implementing IT security and corporate strategies

• Coaching and mentoring of managers in information security

• Establishment and management of security departments, including employee recruitment and qualification

• Temporary assumption of management responsibility in critical situations

• Conducted security assessments for supplier qualification, business unit onboarding, and ongoing reviews of service providers and partners (Ongoing Assurance).
• Assessed technical and organizational measures (TOMs) against GDPR and information security requirements.
• Handled security reviews and approval processes in the Global Approval Navigator (OneTrust).
• Advised business units and IT on information security, security requirements, and risk-appropriate measures.
• Supported the development of SOC/SIEM processes and tools as part of the ISMS in line with ISO/IEC 27001.
• Analyzed cyber threats and coordinated security objectives and measures to address Security Findings with the SOC team.
• Monitored and assessed current security advisories and security-related metrics (KPIs).
• Reviewed, assessed risks, and approved exception requests (Security Exceptions).
• Independently analyzed and handled Security Events and supported the handling of security incidents.
• Planned and supported awareness initiatives to strengthen security awareness.
• Created, implemented, and reviewed information security policies and standards.
• Conducted protection needs analyses and gap assessments to identify security gaps and risk deviations.
• Defined and reviewed technical and organizational risk treatment measures.
• Advised on Third Party Governance with consideration of DORA, ISO/IEC 27001, ISO/IEC 27005, ISO/IEC 42001, and BCM in line with ISO 22301.

• Founder of CheironX: AI-supported GRC management (ISO 27001, BSI IT-Grundschutz, TISAX, DORA)
• Strategic focus on Agentic AI and GenAI for modern IT Governance, Risk & Compliance Management
• IT interim management and strategic consulting

Working Environment

• Insurance / Claims Management (Property, Liability, Automotive)
• REST-based ClaimAPI with Guidewire ClaimCenter

Scope

• Further development of the internal REST-based ClaimAPI with Guidewire ClaimCenter as the backend and various portals/front-end offices as clients, and with the following objectives: + increased AI-supported claims processing outside of Guidewire ClaimCenter + and support for all lines (property, liability, automotive).
• Further development of automated claims processing

Activities

• Interfacing IT & Business
• Design activities with documentation in Confluence, Jira: + Requirements engineering (functional and non-functional) + Design of REST endpoints and coordination with interface partners (esp. AI-colleagues) + Identification, design and evaluation of alternative solutions (moving away from a monolithic approach toward fine-grained endpoints, with code reuse across all lines if possible) + Creation / refinement of product backlog items in Jira, i.e. epics, user stories and tasks, incl. alignment with developers & POs during (pre-)refinement sessions + Using AXA Secure GPT when creating / refining user stories (description, acceptance criteria) and designing REST endpoints + Estimation and prioritization of user stories and tasks during Sprint Planning sessions + Coordination and support during the implementation of Product Backlog items + Driving decision making with preparation and presentation of decision-making documents
• Quality assurance: + Test management, including test case creation using Xray in Jira + Test execution using Bruno as REST client and in Guidewire ClaimCenter + Submission of test artifacts for PO approval + Analysis of production bugs

Methods Big Room Planning (aka PI-Planning in SAFe), Scrum, BPMN, EPK, UML, ERM, DDD

Tools / Tech Stack Teams, Confluence, Jira with Xray, OpenAPI/Swagger, REST, JSON, XML, MS Office, Bruno, GitHub repository (reading), Guidewire ClaimCenter, AXA Secure GPT (AXA's in-house GenAI solution based on Azure OpenAI)

As part of preparing and providing operational support for a company succession:

• Company analysis: Analysis of the overall economic, organizational and structural situation (current status, strengths/weaknesses, potential risks)
• Process analysis: Recording and documentation of all relevant business processes (BPMN, UML) in the areas of management, finance, purchasing, sales and operations
• Process optimization: Identification of weaknesses and inefficiencies, development and operational implementation of improvement measures
• Stakeholder management: Identification and analysis of all relevant internal and external stakeholders; structured communication and coordination with former and future owners, shareholders and employees
• Change management: Supporting employees and management throughout the handover process; building acceptance and trust among all parties involved
• Governance & documentation: Preparation and handover of structured operating manuals, process documentation and an organizational manual for the new business owner
• Risk & weakness analysis: Assessment of operational and strategic risks in the handover process and development of recommendations for action
• Operational support: Interim assumption of management responsibilities; ensuring business continuity during the transition phase

AI Readiness - Part 3: Creating an e-book on the use of AI in software testing

• Designed and created an e-book on the sensible and safe use of AI in software testing from the perspective of an experienced test expert.
• Used generative AI (ChatGPT, Perplexity Pro) as a sparring partner for structuring, wording suggestions and creating variations, with all content finally reviewed and approved using my own expertise.
• Developed practical insights into the opportunities and risks of AI in testing, with a special focus on collaboration between testers and AI instead of “tester vs. AI”.
• Title: “11 starke Gründe: Dream-Team statt Rivalen - Tester und KI sind gemeinsam unschlagbar”
• Subtitle: “Wie Mensch und Maschine im Softwaretest das perfekte Team bilden – und warum reines KI-Testing riskant ist.”
• Planned use of the e-book as a basis for workshops, customer meetings or internal training.
• Technology: Generative AI, ChatGPT, Perplexity Pro, Microsoft Word, Adobe Acrobat, many years of hands-on professional testing experience, common sense.

Led the end-to-end integration and migration architecture for decommissioning SAP IS-U market communication and transitioning to Salesforce Marketing Cloud (SFMC) with E.ON IT Services — covering regulated EDIFACT market messaging, a three-phase data migration (transfer of market message inventory after cutover), redesign of market communication processes, and full GDPR and German energy-market compliance.

• Designed the three-tier target architecture (SAP IS-U → NScale B2B gateway → SFMC) processing 50,000–100,000 EDIFACT messages daily within sub-5-minute SLAs.
• Architected the three-phase data migration: 36 months of historical data, zero-loss cutover of in-flight market messages, and near-real-time CDC synchronization.
• Delivered secure, BDEW/GDPR-compliant integration (AS2/OFTP2, RFC/IDoc, REST APIs, OAuth 2.0, Azure AD, AWS S3) achieving >99.5% uptime, <0.1% migration discrepancy, and RTO <4 hours.
• Applied BPMN to model and optimize the market communication processes.

Technologies: SAP IS-U, NScale, Salesforce Marketing Cloud, EDIFACT, OAuth 2.0, Azure AD, AWS S3, BPMN, Jira, Confluence, Draw.io

Management of data protection & IT security-related projects. Adjustments to knowledge management and consulting processes.

Activities:

• Data protection consulting
• Process optimization in in-house consulting
• Interface to specialist departments, IT security, development and management

Business analysis / requirements engineering for the introduction of a central authorization platform:

• Analysis of existing requirements for the use of IGA solutions (NetIQ, MidPoint) in an existing IAM cluster
• Capturing requirements as epics and user stories (JIRA) to provide a comprehensive description of the use of an IGA solution for central access control across connected platforms and applications.
• Functional solution descriptions (Confluence) for various lifecycle processes, such as Identity Lifecycle (ILC), Role Lifecycle (RLC), Structure Lifecycle (SLC), and Application Lifecycle
• RBAC: Design of a role model in the IGA solution to automate access provisioning as much as possible, capturing application and business roles
• Approach for onboarding applications to the IGA tool, integrating Keycloak (ID Provider).
• Functions and processes for recertifying entitlement objects and roles, and for assigning / removing them from personalized identities.
• Functions and processes for audit-proof documentation and reporting of managed data and processes in the IGA / IAM environment.
• Planning, execution, and documentation of QA / testing for the 1st implementation phase of the MidPoint IGA solution in the IAM cluster.
• Planning a roadmap for the step-by-step testing and introduction of the IGA solution.

• Managed the integrated SAP S/4HANA delivery plan for 12 BTS workstreams, including milestone, dependency, and governance management.
• Coordinated end-to-end delivery across Business, IT, and Operations, focusing on execution, readiness, and issue resolution.
• Responsible for RAID, test, cutover, and deployment management to ensure a successful go-live.
• Implemented KPI tracking, status reporting, and PMO governance to provide transparent management of performance, risks, and escalations.

• Overall leadership of several strategic operations projects focusing on Workplace Services, SLA Framework, access management, certificate management, e-learning, backup & recovery, test management, and capacity management, as well as the introduction of system monitoring and feasibility studies for 24x7 operations, in some cases including implementation in ServiceNow
• Creation of various ServiceNow operating concepts covering training, access rights, and emergency management as part of a new cloud hosting initiative for the ServiceNow platform
• Executive board reports and leadership of steering committees as part of company-wide strategic objectives, as well as the establishment of new balanced scorecards for measuring KPIs related to optimization-driven project results

Subproject Lead – Nearshoring Transformation

Project context: Support of a transformation program for relocating operational services to an international nearshore model

• Subproject lead
• Assessment of existing organizational and operating models
• Conducting GAP analyses
• Development of a sourcing readiness model
• Coordination of various departments
• Management of external partners
• Documentation of organizational changes
• Monitoring of the service provider / nearshoring partner

Overall business responsibility for a program-wide initiative to create a central, authoritative data foundation for business customer master data (contacts and locations) within an IT service management transformation program.

• Managed the Epic portfolio from exploration through launch; prioritization and quarterly planning in a SAFe environment
• Aligned business units, architecture, and IT delivery around a shared vision and clear rules for data ownership (Data Governance)
• Prepared and secured scope and key decisions with program leadership, including deliberate descoping
• Managed risks, dependencies, and escalations; reported to program leadership and the PMO
• Developed the 2027 roadmap as a basis for budget and portfolio planning

Result: a clear MVP scope, key decisions made, and a 2027 roadmap. The program continued after handover without any loss of knowledge.

• Private Equity owned precision grinding machines for Auto, Military & Aerospace – 1200 Employees
• Acting as Interim Group CIO / CISO consolidating Global IT back to Europe – M&A consolidation
• Managed major Security event and post event cleanup – Reporting to regulators
• Performed Vendor & Contract Management – full assessment of capabilities
• Guided Infrastructure refresh & Security Hygiene assessments