🇫🇷 Île-de-France, France · 1d ago
Senior Kubernetes/Gardener Platform Engineer
ThoughtLabs Belgium
LinkedInseniorEnglish-friendly
Key ResponsibilitiesOperate and maintain Kubernetes and Gardener environments in production.Monitor platform health and availability across clusters and control-plane services.Troubleshoot issues affecting clusters, nodes, pods, operators, networking, storage, and platform components.Act as L2/L3 support for incidents, including root cause analysis and remediation activities.Plan and execute upgrades, patches, platform changes, and lifecycle management activities.Manage capacity, performance, and scalability requirements.Implement and maintain security controls, RBAC policies, secrets management, and platform hardening.Contribute to automation initiatives and operational efficiency improvements.Maintain technical documentation, operational procedures, and runbooks.Participate in change management, problem management, and service improvement activities.Collaborate closely with infrastructure, networking, storage, security, and platform engineering teams.Technical Skills:The ideal candidate should demonstrate strong expertise in the following areas:Kubernetes & Platform EngineeringKubernetes production operationsKubernetes control plane managementCluster lifecycle managementWorkload orchestrationRBAC managementTroubleshooting and performance optimizationGardenerShoot and Seed cluster conceptsCluster provisioning and lifecycle managementUpgrades and reconciliation mechanismsFailure analysis and troubleshootingLinux AdministrationLinux systems administrationGarden LinuxSystem hardeningPatch managementPerformance troubleshootingStorage & InfrastructureCephRookCSI integrationsPersistent volume managementStorage troubleshootingCloud TechnologiesKubernetesGardenerOpenStackCloud-native infrastructure platformsMonitoring & ObservabilityPrometheusGrafanaOpenSearchLog analysis and correlationMonitoring and alerting strategiesAutomation & DevOpsGitHubJenkinsAnsibleTerraformCI/CD pipelinesGitOps practicesInfrastructure as CodeIT Service ManagementServiceNowITIL processesIncident ManagementProblem ManagementChange ManagementSecurityKubernetes securityRBACSecrets managementPlatform hardeningVulnerability managementSecurity best practices for cloud-native environmentsRequired ExperienceMinimum 5 years of experience in cloud or platform operations.At least 3 years of hands-on experience managing Kubernetes in production environments.Experience supporting business-critical production platforms.Strong incident troubleshooting and operational support background.Experience working within ITIL-governed environments.Familiarity with on-call support and operational responsibilities.Experience in enterprise-scale cloud or managed services environments is highly desirable.CertificationsStrongly RecommendedCertified Kubernetes Administrator (CKA)Linux Administration Certification or equivalent experienceITIL FoundationPreferredCertified Kubernetes Security Specialist (CKS)Certified Kubernetes Application Developer (CKAD)Terraform AssociateRed Hat CertificationsServiceNow FundamentalsNice to HaveOpenStack certificationsCloud security certificationsAWS certificationsAzure certificationsSoft SkillsStrong troubleshooting and analytical mindset.Excellent communication skills.Ability to work effectively during critical incidents.Strong documentation and reporting capabilities.Collaborative team player.Customer-oriented and service-focused attitude.Ability to prioritize effectively in fast-paced production environments.Continuous improvement mindset.LanguagesEnglish: Professional proficiency (mandatory)French: Professional proficiency preferredDesired ProfileWe are looking for a senior platform engineer with extensive experience operating Kubernetes environments in production. The ideal candidate combines strong technical expertise, operational discipline, automation skills, and a proactive approach to reliability and continuous improvement.The candidate should be comfortable working across infrastructure, cloud, storage, networking, monitoring, and security domains while contributing to platform stability, scalability, and operational excellence.Interview Focus AreasCandidates should be prepared to discuss:Kubernetes architecture and operationsGardener platform administrationProduction incident managementCluster troubleshooting and recovery scenariosPlatform lifecycle managementMonitoring and observability strategiesAutomation and Infrastructure as CodeSecurity and RBAC implementationServiceNow and ITIL practicesReal-life examples of critical production incidents and their resolutionLocation: FranceStart Date: ASAPDuration: Long-term engagement with operational responsibilities and participation in production support activities.Sourced from LinkedIn. Relocantly aggregates public job postings; apply on the original site.