System Engineer – Managed Kubernetes

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🕒 June 30

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Leaseweb

WebsiteLinkedInAll Job Openings

501 - 1000 employees

Founded 1997

🤝 B2B

📡 Telecommunications

🏢 Enterprise

B2B • Telecommunications • Enterprise

Leaseweb is a global infrastructure and hosting provider that delivers dedicated servers, virtual private servers, public cloud, managed Kubernetes, colocation, storage and CDN/network services through a self-service customer portal and full-featured API. The company operates certified data centers and a large global network with extensive peering and bandwidth capacity, and offers backup, DDoS protection and managed services for enterprise and internet-facing workloads across industries such as gaming, e-commerce and SaaS. Leaseweb primarily serves business customers that need scalable, high-performance, and reliable infrastructure and connectivity.

📋 Description

• Automate deployment, monitoring, and management of Kubernetes clusters across Leaseweb's compute offerings worldwide • Explore, evaluate, and integrate new Kubernetes versions and components, advising on best practices and identifying issues before they reach production • Support customers and the development team with Leaseweb's Kubernetes product • Integrate new features into Leaseweb's Kubernetes product • Participate in regular on-call duty (Engineer on Duty) • Collaborate closely with software engineers, the product owner, and the scrum master to design and iterate on new features • Assess new components and technologies, recommending trade-offs and optimal implementations, and proposing ideas that could expand or improve the product offering • Deliver across the full lifecycle: design, implementation, deployment, monitoring, and aftercare • Writing customer-facing documentation and how-to guides • Sharing Kubernetes expertise across the wider engineering department (~110 engineers) and actively supporting teams in container adoption • Troubleshoot cluster issues and contribute to runbooks that help the team resolve problems faster

🎯 Requirements

• Hands-on experience with Kubernetes, including deploying and managing clusters in production • Experience operating Kubernetes at scale, managing multiple clusters across different environments • Proficiency with Helm and Kustomize for application packaging and deployment • Experience with ArgoCD or a similar GitOps tool for continuous delivery, with a solid understanding of GitOps, SRE, and DevOps principles • Certified Kubernetes Administrator (CKA), or demonstrable knowledge of Kubernetes networking and storage fundamentals (CNI plugins, Ingress controllers, API Gateway patterns, Storage Classes) and cluster lifecycle management using ClusterApi • Experience architecting cloud-native applications with resiliency & scalability in mind • Solid knowledge of Linux operating systems (Ubuntu and Flatcar) with experience performing standard system administration tasks (OS maintenance, DNS, backups) • Good communication skills (in English) • Nice to have: Certified Kubernetes Security Specialist (CKS) certification • Scripting skills in Shell and/or Python for automation and tooling • Familiarity with CI/CD tooling such as Jenkins and artifact registries such as Harbor • Knowledge of Kubernetes ecosystem tools such as etcd, Traefik, Velero, or Kyverno • Experience with Go (Golang) • Experience with automation and infrastructure-as-code tools (e.g. Chef, Ansible, Terraform) • Experience with cloud platforms such as OpenStack or CloudStack • Previous contributions to open-source projects such as Kubernetes, CNCF, or relevant projects

🏖️ Benefits

• Participation in annual company bonus scheme and company pension • Internet allowance and travel allowance • Working from home policy • Work from abroad: Up to 4 weeks per year, following policy guidelines • Lease bike plan • 25 days of paid time off (and the option to buy or sell up to 5 more days) • Free lunch, parking, and fresh fruit provided when in the office • Access to the Leaseweb Academy, a personalized learning platform offering a variety of studies, (Dutch) courses, and trainings • Attractive relocation packages and an agency that takes care of the entire visa process • Fun events year-round – from virtual pub quizzes to summer parties, company runs, quarterly hackathons and much more • A multicultural work environment (our colleagues are from over 60 countries!) in a company where you can truly make a difference