DevOps Engineer - Rancher Specialist

We are seeking a highly skilled Devops Engineer with strong expertise in Kubernetes-based ecosystems, container orchestration, and cloud-native technologies. The ideal candidate will have hands-on experience in designing, deploying, and managing large-scale containerized applications using SUSE Rancher, Kubernetes, and associated tools. You will work closely with cross-functional teams to build and optimize scalable, secure, and resilient infrastructure solutions.

Key Responsibilities

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Design, implement, and maintain Kubernetes clusters using SUSE Rancher (RMS), RKE2, and related orchestration tools.

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Manage centralized platforms through Rancher UI with proper RBAC implementation.

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Configure and optimize networking with Calico (CNI) and service discovery via CoreDNS.

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Implement container runtime environments with Containerd/Docker.

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Ensure container security and compliance using SUSE NeuVector and SELinux.

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Deploy and manage monitoring, observability, and logging stacks including

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Grafana, Prometheus, Grafana Loki, Grafana Mimir, Grafana Alloy, Fluent Bit, kube-prometheus-stack, OpenTelemetry Collector, Prometheus Exporters.

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Manage storage and persistence solutions such as MinIO, Longhorn, NFS-CSI, and Harbour (Container Registry).

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Administer and optimize database and middleware services

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PostgreSQL 16 (with Master/Slave replication), PGPool2, NGINX (as Kubernetes Reverse Proxy).

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Work with RHEL 8.5/9.0 environments and Linux command-line tools for infrastructure operations.

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Provide technical solutions, troubleshooting, and performance tuning for production systems.

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Collaborate with DevOps, security, and development teams to ensure best practices in containerized environments.

Required Skills and Qualifications

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Proven hands-on experience with SUSE Rancher (RMS), RKE2, and Kubernetes ecosystem.

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Strong knowledge of container runtimes (Docker/Containerd) and CNI plugins (Calico).

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Expertise in observability and monitoring stacks (Prometheus, Grafana, Loki, Mimir, Fluent Bit, OpenTelemetry).

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Good understanding of storage solutions (MinIO, Longhorn, NFS-CSI, Container Registry - Harbour).

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Practical experience with PostgreSQL replication, PGPool2, and NGINX for load balancing/reverse proxy.

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Strong Linux administration skills (preferably RHEL 8.5/9.0) and proficiency with CLI tools.

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Experience with security frameworks (SELinux, NeuVector) in Kubernetes environments.

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Excellent troubleshooting, problem-solving, and communication skills.

Preferred Qualifications

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Certifications in Kubernetes (CKA/CKS/CKAD) or Rancher.

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Hands-on experience in hybrid or multi-cloud Kubernetes deployments.

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Familiarity with CI/CD pipelines and DevOps practices.

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Experience in performance benchmarking and capacity planning for Kubernetes workloads.