Warehouse Management System Experts in Stuttgart

Situation: Increasing demand for privacy-compliant AI solutions for clients in the KRITIS and mid-market sector that need to analyze sensitive media content (audio, video, documents) without sending data to public cloud LLMs.

Task: Design, deployment, and secure operation of a fully self-hosted AI infrastructure including a custom-built digital management platform for automated media analysis.

Action: Architected and implemented a multi-tier platform on hardened Proxmox infrastructure with frontend (Nuxt 3, Vue 3, TypeScript, Tailwind 4), backend (Laravel 13, PHP 8.4, Sanctum), data storage (PostgreSQL 16, MongoDB 7), caching/queuing (Redis 7, Laravel Queue), AI workers (Python 3.11, Whisper, DeepFace, Librosa), scheduling (Laravel Scheduler/Cron), and local LLMs (Gemma, DeepSeek, Qwen, Mistral, LLaMA, Phi) via OpenWebUI with segmented network access, API hardening, and audit logging following BSI recommendations.

Result: Fully GDPR-compliant, on-premises AI platform with zero data leakage to third parties.

Task: Overall responsibility as an external Head of Cyber Security / CISO-as-a-Service for the design, implementation, and continuous improvement of ISMS according to ISO 27001, BSI IT-Grundschutz, and NIS2.

Action: Built and managed Cyber Defense Centers (CDC) with SOC operations, integrated SIEM solutions (Splunk, Graylog), established risk-based vulnerability management (Qualys, Nessus, OpenVAS), and conducted regular infrastructure, application, and physical penetration tests.

Result: Audit-ready ISMS for multiple clients and a 60% reduction in critical vulnerabilities within 90 days.

Task: Design and execution of NIS2 assessments and operational roll-out plans for KRITIS operators.

Action: Developed an online assessment tool for automated identification of individual weakness profiles, implemented ISMS optimizations, penetration testing, awareness programs, GRC suite deployment, and delivered C-level presentations.

Result: Accelerated the consulting process by 50% and successfully prepared multiple clients for NIS2 compliance.

Task: Incident commander for crisis response, forensics, and business recovery in ransomware attacks and APT campaigns.

Action: Coordinated with state and federal police (LKA, BKA), performed forensic analysis (OSForensics, Wireshark, Kali Linux), executed disaster recovery and BCM strategies, and developed BTC extortion response strategies.

Result: 100% recovery rate within defined RTO windows and sustainable post-incident security architectures.

Action: Planned, built, and operated a hardened multi-VM infrastructure (Proxmox, 15+ VMs) with web and mail servers, Graylog, OPNsense firewalls, CRM/ERP and LLM instances, network segmentation, DDoS mitigation, automated patch management, and backup strategies.

Result: >99.5% uptime over 20+ years and zero compromises.

Action: Designed coordinated phishing campaigns with five levels of difficulty, developed e-trainings and webinars in a PDCA cycle, and led red and blue teams.

Result: Phishing click rate reduced from 35% to under 5% within three campaign cycles.

Led the central Instore Logistics Team and oversaw support operations across 13 stores in Germany and Luxembourg, ensuring seamless coordination of logistics processes and strategic direction.

Oversaw all merchandise management processes across stores, eCommerce, and Pick from Store, ensuring alignment, efficiency, and operational consistency.

Analyzed staffing procedures and personnel costs across support teams, providing data-driven recommendations to the Executive Board for annual budget planning.

Led continuous improvement initiatives including documentation, KPI development, and performance tracking to drive operational excellence through data-based insights.

Provided technical support for new store openings and transformation projects, ensuring integration with central logistics and adherence to EU Price Indication Regulation (PAngV).

Managed optimization and digitalization projects, including piloting digital price tags across stores to enhance efficiency and customer experience.

Lead consultant focusing on EWM, WM, MM, LE, SD, TM in an S/4HANA system

Design, implementation and rollout of a new S/4HANA logistics system as part of the OneLog project for battery management across multiple plants

Industry: Automotive

Overall responsibility for contributing to the design, realization and successful deployment of an SAP S/4HANA logistics system

Managing and coordinating rollouts in the roles of EWM Manager, Rollout Manager, and project and subproject lead

Providing strategic advice to clients on logistics processes, system architecture and best-practice approaches

Responsible for creating, aligning and quality-assuring IT specifications for technical enhancements

Leading customizing activities to optimally map complex business processes

Planning, managing and executing system, integration, functional and regression tests to ensure a stable production environment

Overall responsibility for cut-over, go-live and hypercare phases including data migration from SAP WM to SAP EWM

Planning, organizing and conducting user training sessions and on-site support to ensure sustainable system adoption

Designing and implementing a prototype for a shuttle solution in SAP S/4HANA Manufacturing Logistics integrating SAP TM and SAP EWM