About this role
<p><strong>About Bull</strong></p> <p> </p> <p>Bull is a story. One with a century of European innovation and a working environment where experts design powerful, sustainable, and sovereign digital solutions, enabling states and industries to retain full control over their data and their AI.</p> <p> </p> <p>Bull is also thousands of engineers, researchers and passionate tech people shaping the future of high‑performance computing, AI, and quantum technologies.</p> <p> </p> <p>Every day, our teams push the boundaries of what is technologically possible – from next‑generation HPC architectures to exascale supercomputers – supported by world‑class R&D, more than 1,600 patents, and unique end‑to‑end capabilities spanning hardware design, software engineering, data science and quantum research.</p> <p> </p> <p>We are a people‑centric, innovation‑driven company, where collaboration spans Europe, the Americas and India. We share a common vision of a responsible and sustainable innovation that delivers concrete impact for our customers.</p><p> </p> <p><strong>Role Description</strong></p> <p>Bull is looking for a proactive <strong>Platform Engineer </strong>with strong experience in Kubernetes, cloud-native platforms, and distributed infrastructure. The role focuses on resource orchestration platforms, including HPC environments such as Slurm. You will join our international R&D team to help build and operate next-generation cloud and HPC platforms.</p> <p> </p> <p><strong>Key Responsibilities</strong></p> <ul type="disc"> <li>Design, build, and maintain CI/CD pipelines using Jenkins (Open Source) and GitLab</li> <li>Deploy and manage applications using Helm and Kustomize</li> <li>Implement and maintain monitoring and observability solutions using Prometheus, Grafana, and Datadog</li> <li>Ensure availability, performance, scalability, and reliability of systems</li> <li>Troubleshoot infrastructure, pipeline, and production incidents</li> <li>Collaborate with development and operations teams to continuously improve DevOps processes and standards.</li> <li>Automate infrastructure provisioning and configuration using HashiCorp Terraform and Ansible</li> <li>Support and operate Bull HPC environments, including workload scheduling with Slurm.</li> </ul> <p> </p> <p><strong>Required Skills & Experience</strong></p> <ul type="disc"> <li>Bachelor’s degree in Computer Science, Software Engineering, or a related technical field.</li> <li><strong>4+ years of experience </strong>building and operating platform infrastructures, preferably based on <strong>Kubernetes, virtualization, and Linux environments. </strong></li> <li>Strong experience with Kubernetes administration and ecosystem, including cluster lifecycle management, workload scheduling, networking, and storage.</li> <li>Experience <strong>operating multi-cluster Kubernetes environments</strong> using tools such as Rancher, Fleet, OpenShift, or similar platforms.</li> <li>Experience with<strong> virtualization and infrastructure platforms, including KVM, Proxmox VE, VMware, </strong>or similar technologies, covering provisioning, lifecycle management, networking, and storage integration.</li> <li>Experience operating and troubleshooting <strong>Linux-based infrastructure in on-premises or hybrid environments. </strong></li> <li>Experience implementing <strong>GitOps workflows </strong>using tools such as ArgoCD, FluxCD, or Fleet for infrastructure and application delivery.</li> <li>Knowledge of<strong> Infrastructure as Code and configuration management</strong> (Terraform, Ansible, Helm, Kustomize, etc.).</li> <li>Experience with<strong> CI/CD pipelines and engineering workflows</strong> (Git, Jenkins, GitLab CI, GitHub Actions, etc.).</li> <li>Experience with<strong> observability and monitoring stacks</strong> (Prometheus, Thanos, Grafana, Datadog, etc.).</li> <li>English B2+ minimum. C level desirable.</li> </ul> <p> </p> <p><strong>Nice to Have</strong></p> <ul type="disc"> <li>Experience integrating Kubernetes with HPC schedulers (Slurm integration or hybrid HPC/cloud environments).</li> <li>Hands-on experience with Kubernetes cluster provisioning and lifecycle automation using Cluster API, Metal3, kubeadm, Kubespray, ClusterAPI providers, or similar technologies.</li> <li>Experience managing Kubernetes on bare-metal infrastructures.</li> <li>Knowledge of Kubernetes security best practices (RBAC, Pod Security Standards, secrets management).</li> <li>Experience with software-defined networking and load-balancing technologies (HAProxy, Keepalived, VLAN/VXLAN, MetalLB, etc.).</li> <li>It is also valuable any previous experience in innovation and pre-sales departments or in European research projects.</li> </ul> <p> </p> <p><strong>Location:</strong> Madrid or Barcelona (or remote within Spain)</p> <p> </p> <p><strong>Benefits</strong></p> <ul> <li>Flexible Work Schedule: Enjoy half-day Fridays and an intensive summer workday to help maintain a great work-life balance</li> <li>Learning & Growth: Stay at the forefront of AI and technologies, with opportunities to learn and grow in a supportive, innovative environment.</li> </ul> <p><span style="color:white">#Bull </span></p><p style="text-align:left"> </p> <p style="text-align:left"> </p> <p style="text-align:left"> </p> <p style="text-align:center">Here, your ideas, your curiosity and your technical excellence directly shape the next era of advanced computing - unlocking enterprise value, accelerating scientific progress and driving positive impact for society.</p>