{"id":755514,"url":"https://alion.io/job/opennebula-kubernetes-cloud-integration-engineer","title":"Kubernetes & Cloud Integration Engineer","company":{"id":680269,"name":"OpenNebula","domain":"opennebula.io","url":"https://alion.io/company/opennebula","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Teamtailor","truth_index":{"grade":"B","score":75,"open_postings":3,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-09-28T05:45:00Z"}},"role":"DevOps","role_family":"DevOps","seniority":"middle","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Pozuelo de Alarcón, Spain"],"countries":["ES"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":38000,"max_usd":87000,"period":"year","method":"role_seniority_country_cell","sample_n":8},"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Ansible","optional":false},{"name":"ArgoCD","optional":false},{"name":"Calico","optional":false},{"name":"CI/CD","optional":false},{"name":"Cilium","optional":false},{"name":"Git","optional":false},{"name":"GitHub","optional":false},{"name":"GitOps","optional":false},{"name":"Go","optional":false},{"name":"Grafana","optional":false},{"name":"Helm","optional":false},{"name":"Kubernetes","optional":false},{"name":"Linux","optional":false},{"name":"Loki","optional":false},{"name":"Prometheus","optional":false},{"name":"Rancher","optional":false},{"name":"Ruby","optional":false},{"name":"Slack","optional":false},{"name":"Terraform","optional":false}],"status":"live","first_seen_at":"2025-12-02T08:44:56Z","employer_posted_date":"2025-12-02","last_verified_at":"2026-09-27T01:16:04Z","board_verified":false,"closed_at":null,"days_open":300,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":299},"description":"For over a decade now, OpenNebula Systems has been leading the development of the European open source technology that helps organizations around the world to manage their corporate data centers and build their Enterprise Clouds.\nIf you want to join an established leader in the cloud infrastructure industry and the global open source community, keep reading, because you can now join a team of exceptionally passionate and talented colleagues whose mission is to help the world's leading enterprises to implement their next-generation edge and cloud strategies. We are hiring!\nSince 2019, and thanks to the support from the European Commission, OpenNebula Systems has been leading the edge computing innovation in Europe, investing heavily in research and open source development, and playing a key role in strategic EU initiatives such as the IPCEI-CIS and the “European Alliance for Industrial Data, Edge and Cloud”.\nWe are currently looking for a Kubernetes Engineer (Rancher & RKE2 Specialist) to join us in Europe as part of our team developing the next-generation management platform for the Cloud-Edge Computing Continuum.\n\nJob Description\nKubernetes & Cloud Integration Engineers are responsible for designing, integrating, deploying, and maintaining large-scale cloud-based solutions built on Rancher-managed RKE2 clusters across cloud and edge environments. They work on end-to-end lifecycle management-from architecture and automation to operations and optimization-ensuring that Kubernetes platforms are secure, scalable, reliable, and aligned with industry best practices.\nThese engineers play a key role in building production-grade cloud-edge infrastructures, integrating certified CNIs/CSIs, automating multi-cluster deployments, and ensuring consistent, stable operations across distributed environments. They troubleshoot complex multi-layer issues, collaborate with engineering teams, and support customers adopting advanced cloud-edge architectures\nApplication note: We know job applications take time, and we really appreciate candidates who read the role description carefully. As a small check, when answering the application questions, please include the word “pineapple” in one of your answers.\nResponsibilities\nDesign, integrate, and deploy Rancher-managed RKE2 clusters across cloud, on-premises, and edge environments.\n\nIntegrate and operate certified CNIs/CSIs for RKE2 such as Calico, Cilium, Canal, Multus, and Longhorn.\n\nDevelop and maintain automation for cluster lifecycle using Terraform, Ansible, Helm, and GitOps.\n\nImplement and manage networking, storage, upgrades, security hardening, and HA configurations for large-scale RKE2 environments.\n\nTroubleshoot advanced issues across Kubernetes, Rancher Manager, RKE2, Linux, and cloud infrastructure layers.\n\nMaintain and troubleshoot the OpenNebula Kubernetes Cluster API Provider (CAPONE) and storage provider (OpenNebula CSI driver)\n\nMonitor and optimize performance, reliability, and scalability of clusters in cloud-edge environments.\n\nSupport engineering teams and customers with solution design, issue escalation, demos, and cloud-edge integration.\n\nProduce and maintain technical documentation, architecture diagrams, runbooks, and procedural guides.\n\nEnsure compliance with the RKE2 Support Matrix, certified components, and industry best practices.\n\nExperience Required\n\nAcademic Background and Certifications\nBachelor’s or Master’s in Computer Science, Software Engineering, Telecommunications, or related discipline.\n\nCertifications such as CKA, CKAD, SUSE Rancher or equivalent are a strong plus.\n\nProfessional Experience\n3+ years of hands-on experience running Kubernetes in production environments.\n\nExperience designing or operating distributed, multi-site, cloud-edge, or telecom-grade architectures.\n\nProven track record deploying and managing RKE2 or other hardened Kubernetes distributions.\n\nTechnical Experience\nDeep expertise with RKE2, Rancher Manager, and the broader Rancher ecosystem.\n\nStrong understanding of the RKE2 Support Matrix and certified CNI/CSI components (Calico, Cilium, Canal, Multus, Longhorn).\n\nStrong Linux engineering background (debugging, networking, kernel-level troubleshooting, security hardening).\n\nHands-on experience with IaC and automation tools: Terraform, Ansible, Helm, GitOps (Flux/ArgoCD).\n\nKnowledge of HA patterns, distributed systems, and observability stacks (Prometheus, Grafana, Loki, etc.).\n\nExperience in languages like Golang, Ruby and bash.\n\nExperience developing/maintaining Kubernetes controllers and solutions based on Kubernetes Cluster API\n\nAbility to debug and optimize complex multi-layer, multi-cluster cloud-edge deployments.\n\nLanguage Skills\nEnglish fluency at a professional or native-equivalent level, with excellent clarity and expression in both writing and speech.\n\nSoft Skills & Collaboration\nStrong customer service mindset, with a focus on responsiveness and user satisfaction.\n\nClear communication and documentation with strong written and verbal English, async collaboration, and visibility of work.\n\nSelf-management and accountability with ability to work independently, manage time, and take ownership of tasks and deadlines\n\nTechnical autonomy and tool proficiency with confidence in using Git, CI/CD, remote collaboration tools (Slack, Zoom, GitHub, etc.), and solving problems without direct supervision\n\nWhat's in it for me?\nSome of our benefits and perks vary depending on location and employment type, but we are proud to provide employees with the following:\nCompetitive compensation package and Flexible Remuneration Options: Meals, Transport, Nursery/Childcare\n\nCompany-provided workstation\nPrivate Health Insurance\n\n6 hours workday on Fridays and everyday during August\n\nPTO: Holidays, Personal Time, Sick Time, Parental leave.\n\nAll Remote company with bright HQ centrally located in Madrid, and offices in Boston (USA) and Brno (Czech Republic)\n\nHealthy Work-Life Balance : We encourage the right for Digital Disconnecting and promote harmony between employees personal and professional lives\n\nFlexible hiring options: Full Time/Part Time, Employee (Spain/Usa) / Contractor (other locations)\n\nWe are building an awesome, Engineering First Culture and your opinion matters: Thrive in the high-energy environment of a young company where openness, collaboration, risk-taking, and continuous growth are valued\n\nBe exposed to a broad technology ecosystem. We encourage learning and researching new technologies and methods as part of your everyday duties","description_format":"text","description_chars":6538,"description_truncated":false,"requirements":{"experience_years_min":3,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[{"language":"English","level":"Advanced (C1)","optional":false}]},"benefits":["Health insurance","Parental leave"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Cloud Platforms (IaaS & PaaS)","Virtualization & Containers"],"lifecycle":[{"event":"open","at":"2026-09-11T17:05:44Z"}],"liveness":{"score":4,"band":"cold","label":"Long shot","p_open":1,"p_active":0.156,"p_room":0.28,"age_days":299,"expected_fill_days":16,"reasons":["conf:28","win:tail","crowd:"],"computed_at":"2026-09-28T05:45:00Z"},"pay":null,"html_url":"https://alion.io/job/opennebula-kubernetes-cloud-integration-engineer","json_url":"https://alion.io/job/opennebula-kubernetes-cloud-integration-engineer.json","meta":{"generated_at":"2026-09-29T04:25:06Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","usage":{"tier":"crawler","counted_by":"address","units_charged":1,"used_today":4180,"day_limit":5000,"remaining_today":820,"minute_limit":60,"resets_at":"2026-09-30T00:00:00Z"}}}