Cybersecurity Experts in Germany

• Project management and consulting services with a focus on IT interim management: digitalization of corporate management, including processes and applications
• Assessment of the entire IT infrastructure, including applications, core processes and contracts, including cost optimization
• Evaluation and implementation of solutions to promote digitalization in the company in the areas of property management, CRM, invoice review and approval processes, smart metering, DMS and time tracking
• Digitization of file folders and introduction of SharePoint and Microsoft Teams as central document and communication platforms
• Design and delivery of an AI workshop, including the rollout of AI tools to increase efficiency and transparency in key business processes
• Preparation of training materials and delivery of user training for newly introduced digital processes and solutions

Management of several MFA methods for centralized authentication within a group. Interface between various stakeholders such as support, financial accounting, developers, and security departments. Assessment of compliance requirements such as KRITIS. Budget controlling and monitoring of KPIs and SLAs. Support with internal and external audits on MFA and with connecting new systems. Review of operational documentation. Participation in steering committees and leadership of service review meetings and decision-making committees.

Tools/Frameworks: FIDO, YubiKey, Veridium, BSI IT-Grundschutz, NIST

• 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

• Strategic planning, detailed technical preparation and operational management of an email gateway migration in a security-critical government environment.
• Preparation of the technical specification and development of technical concepts and migration approaches in line with BSI requirements.
• Technical requirements management with business units, information security and operations.
• Coordination of external service providers, integrators and implementation partners; maintenance of project plans, milestones, resources, risks and dependencies.
• Regular reporting to project management, the program environment and internal stakeholders.

• Requirements management, process planning, interface function, ISMS setup, and documentation
• Setup and establishment of an ISMS according to ISO 27001 and establishment of emergency management / ITSCM
• Coordination of the circumstances with the public-sector IT service provider
• Consideration of KRITIS relevance within the scope and implementation of a B3S
• Development of requirements for document control and the continuous improvement process
• Preparation of relevant project documents
• Analysis of existing processes and preparation of guidelines
• Requirements gathering for ISMS and ITSCM and coordination with the IT service provider, including definition of interfaces
• Analysis of communication processes and escalation paths
• Review of documents for risk management, ISMS, emergency preparedness, and emergency response
• Redesign of the complete documentation and preparation of new relevant documents
• Development of necessary rules, policies, and concepts
• Interface between customer and service provider to ensure document quality
• Coordination of protection needs with specialist departments, particularly regarding KRITIS relevance, and planning of resulting measures
• Development of preventive measures to minimize the risk of data center outages in scenarios such as pandemics or ransomware attacks
• Definition of the test strategy for IT emergency exercises
• Initiation of necessary awareness training measures for specialist departments
• External Information Security Officer
• Introduction of document control

• PMO Lead Security Clearance 2 (SÜ2) verified
• Reporting to the GMN sub-program management
• System maintenance 25+
• Functional management and coordination of the Jira setup
• Preparation of decision papers (e.g. project planning, governance model, communication plans, controlling models, roles and responsibilities matrices)
• Development of program-wide knowledge management using Confluence, creation of Jira concept
• Development of an access concept for all project tools
• Analysis of existing processes, identification of improvement potential, and design of solutions to increase efficiency and effectiveness
• Development of a concept for introducing automation approaches into existing tools
• Creation of intranet articles for project marketing
• Responsible for project governance through reporting and resource planning in the sub-program
• Agile development of the project methodology
• Gathering customer requirements (Requirements Engineering)
• Preparation and support of contract negotiations (7-year term, 500+ million budget)

• Completed the integration of log sources into Microsoft Sentinel, including GCP workloads – centralized consolidation of all security-relevant events from Azure and GCP environments for complete end-to-end telemetry and comprehensive compliance evidence
• Developed custom rules and use cases based on the GFG Use-Case Library and the MITRE ATT&CK Matrix to cover company-specific threats and GFG-relevant scenarios with precise, mapped detection rules
• Tuned detection rules to minimize false positives, optimized detection thresholds, and modeled exceptions – enabling the SOC to work with relevant, prioritized alerts while reducing Mean Time to Detect/Respond
• Built SOAR capabilities in Sentinel by developing playbooks to automate recurring response processes such as containment, user and host isolation, and ticketing – shorter response times and 24/7 scalability
• Designed and built a log transformation solution to normalize and enrich incoming raw logs (GeoIP, CMDB, threat intelligence) and convert them into a consistent schema for high-performance KQL queries, use case logic, and correlations
• Managed Azure security through Azure Policies to enforce security and compliance standards, prevent drift, and continuously remediate deviations
• Operated the Defender XDR portal to link endpoint, identity, email, and SaaS signals with Sentinel findings, enable holistic incident triage, and orchestrate measures directly from XDR

Technologies: Microsoft Sentinel, Microsoft Defender XDR, Azure Policy, KQL, GCP, MITRE ATT&CK

• Industry: Insurance, Trade, IT
• Customers & Projects: Consulting and selling insurance and similar services
• Main tasks: Insurance consulting (health insurance, retirement planning, wealth building); commercial services, inside and field sales; sales data analysis and forecasting; customer consulting and support; opening a new sales headquarters for private and business customers; business development & innovation management; business use case development; process optimization; stakeholder management; team leadership and training; preparation and delivery of trainings;
• Technologies used: Microsoft Office 365, Microsoft Teams, Jira, Draw.IO, Camunda 8, Java (8, 17,21,25), Git, Spring Boot, Spring Batch, Spring Data REST, Spring Web, Spring Security, J-Unit, Playwright, Lombock, Vaadin, H2, PostgreSQL (16, 17 18), pgAdmin, Docker, LLMs, JasperSoft Studio, JasperReports

• Developed a market entry strategy for the claims division of an insurance services provider.
• Analyzed and optimized existing claims processes.
• Defined management metrics and KPIs to improve performance and efficiency.
• Advised management on market positioning and process digitalization.
• Led an IT team of 13 employees as part of an interim vacancy cover.
• Ensured stable IT operations and managed external IT service providers.
• Led regulatory projects, particularly the implementation of the DORA regulation.
• Prepared and supported an IT security audit.
• Change management and conflict moderation in a challenging transformation environment (FI migration).

• Development and implementation of tailored information security strategies

• Introduction and further development of ISMS according to ISO 27001, BSI baseline protection, and other standards

• Risk management and creation of security concepts

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

• Building and improving security organizations

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

• Audit support and certification preparation

• Conducting trainings, workshops, and awareness campaigns

• Selection and consulting on 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 and managed security services and SOC

• Leading and managing 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

• Organizing initial response, forensic investigations, and organizational measures in the event of security incidents

• Designing and running targeted workshops on topics such as ISMS, IT risks, and current threat scenarios

• Awareness campaigns to promote security culture in companies

• Special trainings on ISO 27001, BSI baseline protection, 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 an external CISO (Chief Information Security Officer)

• Support in developing and implementing IT security and corporate strategies

• Coaching and mentoring of managers in the field of information security

• Building and leading security departments as well as recruiting and qualifying employees

• Temporary assumption of management responsibility in critical situations

• Developed business strategy, positioning, and market approach for a new B2B and B2C trading company.
• Designed and implemented the corporate website and online shop end to end, and coordinated suppliers and digital sales capabilities.

• Electronics – Surface Solutions | Carve-out of IT, data and system landscape*

• Separation of a full business division's IT, data and system landscape following divestment; centrally governed investment envelope in the three-digit m€ range

• Laboratory notebook and laboratory analytics platform stream: Palantir Foundry, Snowflake, Signals Notebook, Power BI and connected laboratory instrumentation; site transition completed without interruption to laboratory operations

• Decision authority and escalation point for business, IT infrastructure, IT security and vendors; separation executed across globally distributed users and systems, handed over on schedule

Overall project management and support for the introduction of digital business models and a scalable marketing architecture. Planning new digital projects and advising on the selection and implementation of suitable ERP systems.

• Overall responsibility for project planning, management, and implementation (time, budget, resources)

• Translating business requirements into viable technical concepts

• Development of platform and system architectures (including CMS and ERP contexts)

• Management of interdisciplinary teams (IT, business departments, external service providers)

• Ensuring quality, testing, and on-time implementation

• Conducting workshops, stakeholder coordination, and management reporting

• Scaling digital business models through agile methods in startups.

• Methodical introduction of innovative digital processes in companies.

• Holistic consulting on the digital transformation of young startups.

• Effective stakeholder management to secure strategic success.

• Managing agile projects to introduce innovative digital models.

• Strategic consulting for startups during the market launch of IT apps.

• Leading cross-functional teams to implement digital concepts.

• Optimizing internal workflows by introducing efficient IT tools.

• Analyzing digital business areas to scale existing services.

• Optimizing business processes through innovative digital solutions.

• Managing complex projects to transform the business into a digital business model.

• Managing digital transformation to introduce new business areas.

• Strategic development of digital services to realign with the market.

• Stabilizing critical project phases through clear structuring and prioritization

• Increasing efficiency by optimizing processes and project management

• Improving cooperation between business and IT through clear interface models

Functional Concepts - Requirements Concepts

KPI Development CMS / ERP

Project Management, Traditional and Agile Project Management - PMO

Conflict Resolution Strategic Planning Agile Methodology Change Management Jira

Process Design and Process Optimization

Project Budget Controlling Finance, especially

Accounting

IT System Implementation Vendor Management Confluence

Miro

Built an international e-commerce platform for a multi-vendor marketplace for digital assets from scratch. Designed and operated cloud native architectures at enterprise scale.

• Designed and operated a highly scalable microservice and serverless architecture
• Built the complete cloud infrastructure with Terraform + AWS CDK in AWS
• Provisioned ECS/EKS clusters (Fargate), Application Load Balancers (reverse proxy), and Lambda functions
• Observability & tracing with CloudWatch, DataDog, Prometheus, and Grafana
• End-to-end setup with DataDog (formerly AWS CloudWatch), Prometheus, and custom Grafana dashboards
• Integration of advanced metrics (including ORM mapper) and distributed tracing with Jaeger
• Robust backup and disaster recovery strategies
• RDS Postgres backups and hourly snapshots
• Read-only, asynchronously synchronized replicas with automated master failover in emergencies
• Minute-level rollback capability through versioned Docker images on ECS and Git-based CI/CD pipelines
• Created CI/CD pipelines with GitHub Actions for automated multi-stage deployments (Dev, Testing, Prod)
• Integrated Stripe for international payment processing
• Built a marketplace payment system with multiple parties and payout routines
• Used Algolia for high-performance real-time search of digital assets on the platform
• Federation of services with GraphQL and Hasura
• Later migration to GraphQL Mesh
• Test Driven Development (TDD) - unit, integration, and E2E testing with Jest, Vitest, and Playwright
• Used Next.js / React for modern frontend applications in the nx monorepo
• Enterprise security architecture & access control
• Integration of JWT tokens with Auth0, OAuth, OIDC, IP guards, BOLA protection, and secret vaults
• Authorization concepts with RBAC, ABAC, and native Postgres Row-Level Security (RLS)
• Built internal microfrontends with Retool for fast prototyping and operational business processes

Technologies: ABAC, AWS CDK, AWS CloudWatch, AWS ECS, AWS EKS, AWS Fargate, AWS RDS, AWS S3, Algolia, Auth0, DataDog, Docker, GitHub Actions, Grafana, GraphQL, GraphQL Mesh, Hasura, JWT, Jaeger, Java, JavaScript, Jest, Kotlin, Kubernetes, Monorepo, Next.js, OIDC, Playwright, Postgres, Postgres RLS, Prometheus, RBAC, Redis, Retool, Serverless, Stripe, Terraform, TypeScript, Vitest