Senior Platform Support Engineer

Expertise in package management, systemd, and OS hardening

Ability to debug performance, boot, and kernel-level issues

Familiarity with CI/CD pipelines for OS image deployment

Deep understanding of KVM, QEMU, and Libvirt architecture

Experience with Cloud Hypervisor environments

Strong knowledge of virtualization networking (bridges, VLANs, SDN) and storage (NFS)

Understanding of hardware virtualization and NUMA alignment

Scripting skills (Golang, Python, Bash)

Experience with host-level performance tuning and debugging

Strong understanding of Kubernetes internals (control plane, scheduling, networking)

Hands-on experience with Gardener architecture (seed and shoot clusters)

Experience in cluster lifecycle management and troubleshooting

Knowledge of observability tools (Prometheus, Perses)

Ability to perform root cause analysis and post-mortem documentation In addition to the above, candidates available within 015 days are preferred, with up to 30 days considered for strong profiles. Only non-duplicated/exclusive profiles will be considered, and candidates must be available for quick interview rounds. Also, candidates must be open to a BOT round if applicable. As a Senior Platform Support Engineer for our client, your role will involve providing advanced technical support and engineering expertise across Gardenlinux, KVM-based virtualization, and Gardener Kubernetes platforms. You will be responsible for configuring, deploying, and maintaining Gardenlinux environments, troubleshooting complex system issues, optimizing performance, and ensuring stability across infrastructure layers. Key Responsibilities:

Configure, deploy, and maintain Gardenlinux environments

Troubleshoot OS-level, kernel, and package-related issues

Debug custom image builds and runtime behavior

Recommend performance tuning and system hardening improvements

Configure and integrate KVM-based virtualization environments

Analyze and resolve hypervisor and VM-level issues

Optimize performance across compute, networking, and storage layers

Debug and tune Cloud Hypervisor and Libvirt configurations

Troubleshoot control plane and shoot cluster issues

Perform root cause analysis for provisioning, scaling, and upgrade failures

Review configurations and optimize system performance

Support integration between Gardener, Gardenlinux, and KVM-based nodes