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 with over ten years in IT infrastructure, including leadership roles as Head of IT Infrastructure and IT Manager, responsible for teams, budgets and multi-site operations. 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
Owned the full IT stack across a multi-site entertainment business. Infrastructure, networking, security and support — built for reliability and scale.
11/2019 — 04/2025
IT Manager
AdEx Partners/Consulting
IT Manager for a consulting firm. Owned the full IT roadmap end-to-end: cloud buildout, zero-touch provisioning, SD-WAN, in-house software development and company-wide AI rollout. Managed external vendors, held budget responsibility and drove each initiative from scoping through handover.
07/2017 — 10/2019
IT Systems Administrator & Workshop Manager
Dosen Zentrale Züchner/Packaging
Full IT ownership for a mid-size packaging distributor. Built automation where it counted, solved complex problems independently, kept operations running reliably.
01/2013 — 12/2016
IT Project Manager
Livello Technologies/IoT
Planned and delivered IoT integrations and hardware upgrades for smart vending machines. Firmware, networking and the wiring.
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.
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
Open to conversations about IT leadership, infrastructure and interim mandates. Based in Düsseldorf, remote-friendly.