01/2026 —
Senior IT-Consultant
AVENDIS/IT Services
Pre-sales and advisory across IT infrastructure. Networking, virtualization (including open-source stacks like Proxmox) and data-centre design for mid-market and enterprise clients.
01About
Senior IT-Consultant and IT-Leader with over ten years delivering IT infrastructure projects. Background in electrical engineering, now specialising in cloud, networking, security and AI adoption for mid-market and enterprise clients.
Specialisations: SD-WAN, Proxmox virtualization, cloud migrations, cybersecurity programmes and organisation-wide AI adoption. Open-source first where it delivers. Available for consulting mandates, interim management and project work in Düsseldorf and remote.
02Experience
05/2025 — 11/2025
Head of IT Infrastructure
Topgolf DACH (Greenreb)/Entertainment
Ran the full IT stack across a multi-site hospitality operation. Infrastructure, networking, security and support, with a focus on reliability and room to grow.
11/2019 — 04/2025
IT Manager
AdEx Partners/Consulting
Directed cloud infrastructure expansion, introduced zero-touch provisioning, led software-defined networking initiatives, managed cross-functional teams, delivered custom applications, advanced Green-IT strategies, and promoted organization-wide AI adoption.
07/2017 — 10/2019
IT Systems Administrator & Workshop Manager
Dosen Zentrale Züchner/Packaging
Sole IT for a packaging distributor. Built automation where it mattered, sorted the hard problems, kept everything running.
01/2013 — 12/2016
IT Project Manager
Livello Technologies/IoT
Led strategic planning and execution of IoT integrations and electrical-engineering upgrades for smart vending solutions, enhancing functionality and user experience.
03Skills
The disciplines I'm engaged for, grouped by focus.
01Infrastructure & Networks
IT Infrastructure
Network & SD-WAN
02Cloud & Virtualization
Cloud Computing
Virtualization
03Security & Governance
Cybersecurity
IT Risk & Compliance
04Delivery & AI
IT Project Management
AI Products & Use Cases
04Side Projects
Home automation built on Home Assistant, with custom integrations and ESPHome nodes throughout the house. The goal is a system that handles the routine things reliably and stays out of the way otherwise.
FDM 3D printing for functional parts, custom enclosures and one-off prototypes. The full process from model to finished part, with a preference for things that actually get used.
05Contact
Available for IT infrastructure consulting, interim mandates and project work. Based in Düsseldorf, remote-friendly.