• Cloud Architecture (AWS, Google Cloud Platform, Microsoft Azure)
  • State of the art, reliable, secure and cost-efficient IT Infrastructure (Infrastructure as code, Containers, Virtualization, DevOps)
  • Streaming Media (VOD, Live, DRM, Transcoding)
  • High-Traffic Applications and Content Delivery
  • All major Linux distributions including the typical services and applications
  • Microsoft Windows Server and Client, Active Directory, Exchange Server, Microsoft 365

workProfessional Experience

IT Consultant & Architect
place Mülheim an der Ruhr   date_range 11/2023 - present

Cloud | Infrastructure | DevOps | Streaming Media

Senior Cloud Engineer Streaming Technology
RTL Deutschland
place Cologne   date_range 12/2019 - 10/2023

In this position I was responsible for designing, building, operating and optimizing the mostly cloud based video streaming infrastructure for the largest German video streaming service RTL+, while always keeping a focus on reliability, security and cost-efficiency.
This included live streaming of major sports events to a high six-digit number of concurrent users on a vast selection of different devices.

Tech Stack: AWS, GCP, Ubuntu, Unified Streaming Server, Apache httpd, Apache Traffic Server, Nginx, Docker, GitLab CI, Terraform, Ansible, Packer, ffmpeg, Golang, JavaScript, Bash, Akamai

Senior Infrastructure Engineer HPC
Covestro Deutschland AG
place Leverkusen   date_range 07/2019 - 11/2019

Operation and management of a CPU and GPU powered high-performance computing cluster for chemical research in an interim capacity

Tech Stack: CentOS, OpenHPC, Slurm, Warewulf, BeeGFS, Docker, KVM, git, NVIDIA DGX

Senior Devops Engineer
jambit GmbH
place Munich   date_range 09/2017 - 06/2019

Management and optimization of the company-wide IT infrastructure at several physical locations and in the cloud.
Project lead for the company-wide introduction of Microsoft 365, involving planning and delivering the migration of more than 400 user accounts from on-premise systems to a hybrid setup.
Software development and project management in internal software development projects
Consulting customers in DevOps and cloud transformation projects

Tech Stack: CentOS, Ubuntu, Windows Server & Client, Active Directory, Microsoft Exchange, Microsoft 365, VMware, AWS, Azure, Docker, Chef, Puppet, Terraform, Jenkins, Java, PHP, Bash

Video Systems Engineer
ProSiebenSat.1 Media SE
place Munich   date_range 03/2015 - 08/2017

Management of the shared video streaming infrastructure for all companies within the ProSiebenSat.1 Media SE group and external customers.

My responsibilities included operating, extending and restructuring a highly complex IT infrastructure, on-premise and in the cloud, as well as the development of backend applications for the entire video workflow from ingest to end-user delivery.

Tech Stack: AWS, CentOS, Puppet, Unified Streaming Server, Apache httpd, Apache Traffic Server, PHP, Perl, Bash, GitHub, ffmpeg, Google Widevine DRM, Microsoft PlayReady, Apple Fairplay, EMC Isilon, Akamai

Infrastructure Engineer
RTL interactive GmbH
place Cologne   date_range 08/2011 - 02/2015

Infrastructure engineering with a focus on high-traffic web hosting on Linux systems and content delivery, involving on premise systems and cloud solutions

Tech Stack: Debian, Windows Server, VMWare, Adobe Media Server, Adobe Primetime, Apache Traffic Server, AWS, PHP, MySQL, MS SQL, Puppet, F5, Scality RING, Akamai

Network and Infrastructure Engineer
place Mülheim an der Ruhr   date_range 03/2011 - 07/2011

Management and optimization of the IT environment in a medium-sized consulting company, including server and client administration

Tech Stack: Windows Server & Client, Debian, SLES, VMware, Samba, Bind, Postfix, Citrix, PHP, MySQL, MS SQL, Bash


Computer Science - Bachelor of Science
Niederrhein University of Applied Sciences
place Krefeld   date_range 09/2007 - 09/2010