Technology Engineer (REF5469K)

Stack

Responsibilities

• ▹Design and implement a SUSE-based virtualization platform using KVM as the hypervisor
• ▹Define standard VM blueprints (CPU, RAM, storage, network) for SAP and non-SAP workloads
• ▹Deploy and configure a LINSTOR storage cluster to provide scalable, redundant block and/or object storage
• ▹Integrate LINSTOR with the KVM platform for guest disk volumes and SAP storage needs
• ▹Establish capacity planning, data protection, and failure handling guidelines for the software-defined storage layer
• ▹Implement Software-Defined Networking (SDN, OpenNebula) for flexible tenant isolation, micro-segmentation, and multi-tenant support
• ▹Define security zones, firewall rules, and routing patterns aligned with SAP and enterprise requirements
• ▹Develop high-level and low-level documents for the respective areas (compute, storage, network, container, orchestration)
• ▹Integrate new platform components into existing integration points / standard technologies (such as AdminLan)
• ▹Standardize on Infrastructure as Code using Terraform (infrastructure provisioning) and Ansible (configuration management)
• ▹Build reusable modules/roles to automate host provisioning and configuration
• ▹Enable request, change, and incident workflows that trigger automation (Terraform/Ansible) and update the CMDB where needed
• ▹Maintain a living architecture document covering all layers: compute, storage, network, automation, observability, integrations
• ▹Produce operational documentation: installation guides, runbooks, troubleshooting procedures, and how-to guides for consumers (e.g. SAP teams)
• ▹Provide lightweight project and stakeholder management to prioritize features, manage risks, and align with business and SAP roadmaps

Requirements

• ▹Experience in Virtualization Operations
• ▹Experience with Kubernetes, network technology introduction, data center architecture, and Linux

Nice to have

• ▹Ansible, Terraform, Grafana and Prometheus knowledge is an advantage

Soft skills

About the company

Deutsche Telekom IT Solutions is a Hungarian subsidiary of the Deutsche Telekom Group with more than 5,300 employees, providing a wide portfolio of IT and telecommunications services to large corporate customers in Germany and other European countries. Ranked Hungary's most attractive employer in 2025 by Randstad's survey, the company received HIPA's Best in Educational Cooperation award in 2019 and has been recognized as one of the most ethical multinational companies. It continues to grow its four Hungarian sites in Budapest, Debrecen, Pécs and Szeged.