Professional Summary

Senior Infrastructure Engineer, Cloud Architect and Managing Director with more than 25 years of experience in enterprise infrastructure, datacenters, virtualization, Microsoft technologies, networking, security, cloud computing and AI infrastructure.

Professional Experience

System Engineer

bank99 AG 12/2020–06/2026
  • Infrastructure development
  • Datacenter architecture
  • Network infrastructure
  • Azure
  • Exchange Online/SharePoint
  • VDI
  • Azure Virtual Desktop
  • 2nd/3rd level support

System Engineer

Österreichische Post AG 11/2019–12/2020
  • Corporate Messaging
  • Exchange Online
  • Proofpoint
  • bank99 infrastructure architecture

Managing Director

ESECURE e.U. 01/2011–Present
  • IT services
  • Private cloud
  • Datacenter operations
  • Security
  • Firewalls
  • Web development
  • Hosting

Managing Director

ESECURE s.r.o. 12/2014–Present
  • IT services
  • Private cloud
  • Datacenter
  • Hosting

Managing Director

sportscar.at e.U. 06/2009–Present
  • Sports car consulting and brokerage

Customer Management / CTO

Koschier IT-Outsourcing GmbH 06/2003–06/2012
  • Customer management
  • Technical management
  • Solutions department
  • Datacenter
  • Training
  • Projects

CTO

E-Secure Imhotep 2004–12/2010
  • 50% shareholder
  • Technical responsibility
  • Product development
  • Complete datacenter build
  • Key account management

IT

Trügler Recycling & Transport 1994–12/2007
  • Internal IT
  • ISO 9001 certification

IT Technician

Newcom IT Services 11/1999–06/2004
  • Customer support
  • Technology & product development
  • Datacenter operations

Selected References

Die Wiener Volkshochschulen • goTV • Mediacom / GroupM • Government of Lower Austria • KulturKontakt Austria / BMI / OeAD • Hewlett Packard Enterprise • Österreichische Post AG • bank99 AG

Technical Expertise

Virtualization: VMware, XenServer, Hyper‑V, KVM, Proxmox, VDI, AVD

Email: Exchange 2000–2019, hMailServer, MailEnable, Proofpoint

Web: IIS, ASP, PHP, CSS, HTML5

Databases: SQL Server, MySQL, PostgreSQL, Oracle

Networking: TCP/IP, Routing, VPN, MPLS, Distributed Networks

Cloud: Private Cloud, Hybrid Cloud, Microsoft Online, Azure

Operating Systems: Windows 3.1–11, Windows Server 2003–2025, Linux, Unix, macOS

AI: LLM hosting, Agentic AI, Ollama, OpenWebUI, AnythingLLM, n8n, OpenClaw

Soft Skills