Kubernetes Platform Operations and Maintenance Expert/ Defence & Security/ Belgium

Lokalita Belgium/ On-site
Nástup ASAP
Typ Full-time,Self-employment
Mzda EUR 14 000 - EUR 16 000 Gross/ Monthly

Are you a Kubernetes Platform Operations Expert interested in maintaining cluster operations & performing upgrades and patching?

You will be responsible for Security Compliance, Cluster Health & Incident and RCA reports. 

This position is suitable for a senior-level candidate.

Are you interested in finding out more?

If so, we have an exciting Job opportunity for you.

Náplň práce

Key Responsibilities:

  • Deliver monthly artifacts; maintain cluster operations; perform upgrades and patching; maintain documentation; provide knowledge transfer; ensure compliance with defined performance SLA and internal procedures
  • Cluster Health Report - node health, pod health, workloads, resource utilization, cluster events, degraded components.
  • Security Compliance Report - CIS benchmark checks, RBAC audit, network policy compliance, vulnerability scan results, remediation actions.
  • Capacity and Performance Report - CPU/memory/storage trends, saturation risks, performance anomalies, capacity forecasting.
  • Patching and Upgrade Report - Applied patches, pending patches, quarterly upgrade status, upgrade readiness checks.
  • Incident and RCA Report - Summary of P1–P3 incidents, root cause analysis, corrective actions, prevention measures.
  • Configuration Drift Report - Comparison of cluster configuration vs approved baseline, drift items, remediation plan.
  • Monthly Change Log - All changes applied to clusters, manifests, GitOps commits, registry updates, configuration changes.
  • Monthly Risk Register Update - Identified risks, severity, mitigation actions, owner, expected resolution timeline.
  • Daily monitoring of cluster health and alerts.
  • Node lifecycle operations (join, drain, cordon, replacement).
  • Management of Kubernetes components (CNI, CSI, ingress, metrics server, CoreDNS).
  • Certificate rotation and secrets management.
  • RBAC administration and periodic audits.
  • Network policy management.
  • Vulnerability scanning and remediation inside the cluster.
  • Backup operations using Commvault Velero/K10 (excluding DR tests).
  • Maintaining documentation and runbooks.

Požiadavky zamestnania

Candidate Experience

  • Min. 3 years of experience with Kubernetes operations
  • Experience with SUSE RKE2 Kubernetes distributions.
  • Experience with monitoring, logging, repositories, ingress, CNI, and backup tooling
  • Valid Security Clearance required


Tech Stack

  • Prometheus & Grafana
  • Logging stack
  • NGINX or ingress
  • Cilium CNI
  • Backup tooling
  • On prem registry (e.g. Harbor/SUSE)
  • ArgoCD GitOps
  • Metrics server
  • Cert manager
  • Zabbix integration hooks

Výhody

Benefits

  • Freelance
  • International working environment
  • Personal development programs/workshops and training


Apply now & get in touch with us to find out more.

Kristina Ziman
Kristina Ziman
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