Job Description:

Purpose The Supplier provides advanced troubleshooting and technical expertise across Linux-based systems, virtualized compute infrastructure, and Kubernetes platforms to ensure the stability, availability, and performance of the internal cloud environment. Scope of Work The Supplier delivers expert support in the following areas: • Linux & OS Platforms: Troubleshooting OS, kernel, and runtime issues, including custom OS images and system tuning • Virtualization & Compute Infrastructure: Analysis and resolution of virtualization, VM, and infrastructure-level issues, including performance optimization • Kubernetes Platforms: Troubleshooting control plane and cluster issues, supporting lifecycle operations and platform integration Required Skills and Qualifications A. Linux & OS Engineering • Strong experience with Linux-based operating systems, preferably Debian or Debian-derived distributions • Hands-on experience with custom OS images and lifecycle management • Ability to troubleshoot boot, kernel, and performance-related issues • Knowledge of system hardening, package management, and CI/CD-driven deployments B. Virtualization & Infrastructure • Solid understanding of virtualization and hypervisor concepts, preferably KVM-based • Experience operating and troubleshooting virtual machines and infrastructure platforms • Knowledge of virtual networking, storage, and hardware-assisted virtualization • Strong skills in automation, scripting, and performance tuning C. Kubernetes & Platform Operations • Deep understanding of Kubernetes concepts and cluster operations • Experience with Kubernetes platform solutions, preferably Gardener or comparable systems • Hands-on expertise in cluster lifecycle management and incident troubleshooting • Strong background in observability and root cause analysis

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