Patrick Scheel
Senior Platform Engineer | Kubernetes | GitOps | Site Reliability Engineering
Experience
Site Reliability / Platform Engineer – AIS Healthcare Platform
Labtastic Solutions UG (limited liability)
- Operated and stabilized Kubernetes platform
- Implemented a complete observability stack
- Set up GitOps deployment processes with ArgoCD
- Defined SLIs/SLOs and governance
- Conducted incident analysis and automated operations
Managing Director & Owner
Labtastic Solutions UG (limited liability)
- Founded and led an IT consulting company focused on platform engineering, cloud architecture, and Kubernetes management
- Advised enterprise clients in the public and private sectors on digitizing and automating their IT infrastructure
Platform Engineer / Cloud Consultant
Various Enterprise Clients
- Advised on and implemented cloud-native solutions
- Engineered Kubernetes platforms
- Optimized DevOps processes for enterprise clients
Operations Manager / DevOps Engineer
Enterprise Client (NDA)
- Led DevOps teams
- Implemented SRE practices
- Built and operated highly available cloud infrastructures
- Automated deployment and operational processes
Technical Lead – Corona-Warn-App Platform Operations
Robert Koch Institute / Federal Government (via T-Systems)
- Led technical operations team for the Corona-Warn-App platform (50M+ downloads)
- Established operations structures for three teams within two weeks
- Managed Kubernetes infrastructure
- Handled incident response
- Defined SLIs/SLOs
- Participated in 24/7 on-call rotation
- Fully automated processes with GitOps
Technical Lead Cloud Native Operations / Operations Manager
T-Systems International GmbH (for Deutsche Telekom AG)
- Technical lead and operational responsibility for the Corona-Warn-App and the Hello Magenta Voice Assistant
- Kubernetes platform management
- Team coordination (ops and engineers near-/offshore)
- Incident response with public accountability
- Definition of SLI/SLO
- 24/7 on-call management
- Full GitOps automation
Platform Operations – Hello Magenta Voice Assistant
Deutsche Telekom AG (via T-Systems)
- Setup, operation and continuous improvement of platform operations for the Hello Magenta Voice Assistant
- Infrastructure as Code with Terraform
- VM migration and automation
- Team coordination of near-/offshore engineers
- Quality management and operational optimization under strict privacy and security requirements
DevOps Engineer – Head of Operations Smart Voice Hub
operational-services GmbH & Co. KG / T-Systems (for Deutsche Telekom AG)
- Building and leading the operations team for the Hello Magenta Voice Assistant
- Infrastructure as Code with Terraform
- VM migration (Linux/Windows)
- Automation using Bash/Shell
- Process optimization for operations under strict privacy and security requirements
Service Engineer – Azure Cloud Germany
operational-services GmbH & Co. KG / T-Systems (for Microsoft)
- Operation and support of the Azure Cloud Germany sovereign cloud infrastructure as data trustee for Microsoft
- Management of high-security cloud services for government and enterprise customers
- Shift management, incident management, patching, imaging, deployment, monitoring, escorting
- Process optimization
IT System Administrator (Non-Commissioned Officer)
German Armed Forces
- Management of classified IT infrastructure
- Support of secure communication systems
- Network administration in military environments
Industries Experience
See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.
Experienced in Information Technology (11 years), Telecommunication (3.5 years), Government and Administration (2 years), and Healthcare (1 year).
Business Areas Experience
The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.
Experienced in Information Technology (11 years), Operations (11 years), and Quality Assurance (3.5 years).
Summary
Experienced Platform and Site Reliability Engineer with over 10 years of expertise in designing, implementing, and operating highly available cloud-native platforms. Specialized in Kubernetes operations, GitOps processes, observability, and security. Proven success in consumer-facing products (Hallo Magenta Voice Assistant, Corona-Warn-App) and critical government environments. Since 2024 self-employed as owner of Labtastic Solutions UG (limited liability).
Skills
- Platform & Sre: Kubernetes, Sli/slo, Incident & Rca, High Availability, Resilience
- Observability: Prometheus, Grafana, Loki, Opentelemetry, Jaeger
- Automation & Gitops: Argocd, Fluxcd, Terraform, Ansible, Ci/cd
- Cloud: Azure, Gcp, Aws, Hybrid & Private Cloud
- Infrastructure: Linux, Proxmox, Networking, Storage
- Languages: Python, Bash, Go
Languages
Profile
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