Senior Kubernetes Platform Engineer

Extreme Networks

full-time

Posted on: 1/14/2026

Location Type: Hybrid

Location: Toronto • Canada

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About the role

Deploy, configure, and maintain Kubernetes clusters (upstream, RKE2) in edge environments.
Support Rancher Gov stack for multi-cluster management, including policy enforcement and compliance.
Implement GitOps automation with Fleet and ArgoCD to ensure consistent, auditable, and automated operations.
Manage OCI bundle orchestration for packaging and distributing workloads in connected and air-gapped settings.
Build and maintain Helm charts for application packaging, deployment, and upgrades.
Implement security and network segmentation best practices across clusters.
Contribute to upgrade strategies for clusters and workloads, ensuring stability and security.
Troubleshoot platform issues and drive root-cause analysis to improve reliability.
Document configurations, processes, and best practices for operational consistency.

5–8 years of experience in infrastructure, platform, or DevOps engineering roles.
Strong hands-on expertise with Kubernetes (upstream/RKE2) and cluster management.
Experience with Rancher Gov stack for multi-cluster operations.
Proven ability to implement GitOps workflows using Fleet and/or ArgoCD.
Solid understanding of OCI bundles, Helm, and automated orchestration pipelines.
Background in containerization (Docker), Linux systems, and cloud-native CI/CD pipelines.
Good grasp of security, networking, and segmentation principles.
Strong troubleshooting, documentation, and cross-team collaboration skills.

Tip: use these terms in your resume and cover letter to boost ATS matches.

KubernetesRKE2GitOpsFleetArgoCDOCI bundlesHelmDockerLinuxCI/CD

troubleshootingdocumentationcross-team collaboration