Atos is a global leader in digital transformation, high-performance computing, and information technology infrastructure. Headquartered in France, the company operates in dozens of countries and employs approximately 95,000 people worldwide. It provides a wide range of services including cloud computing, cybersecurity, and big data solutions to diverse sectors such as finance, healthcare, and government. In Spain, Atos maintains a significant presence with a large workforce distributed across several major cities. The company is a key player in the Spanish IT market, offering numerous opportunities for international professionals, particularly in specialized technical roles like SAP, Cybersecurity, and AI. Atos Spain is known for its multicultural environment and frequently hires for multilingual support roles, making it an accessible entry point for expats in the Spanish tech scene.

Atos was formed in 1997 through the merger of the French companies Axime and Sligos. It grew significantly through major acquisitions, including Siemens IT Solutions and Services in 2011 and the French supercomputer manufacturer Bull in 2014.

DevOps/Platform Engineer

Atos

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About Bull

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.

Bull is also thousands of engineers, researchers and passionate tech people shaping the future of high‑performance computing, AI, and quantum technologies.

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.

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.

Role Description

Bull is looking for a proactive DevOps/Platform Engineer 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.

Key Responsibilities

Design, build, and maintain CI/CD pipelines using Jenkins (Open Source) and GitLab
Deploy and manage applications using Helm and Kustomize
Implement and maintain monitoring and observability solutions using Prometheus, Grafana, and Datadog
Ensure availability, performance, scalability, and reliability of systems
Troubleshoot infrastructure, pipeline, and production incidents
Collaborate with development and operations teams to continuously improve DevOps processes and standards.
Automate infrastructure provisioning and configuration using HashiCorp Terraform and Ansible
Support and operate Bull HPC environments, including workload scheduling with Slurm.

Required Skills & Experience

Bachelor's degree in Computer Science, Software Engineering, or a related technical field.
4+ years of experience building and operating cloud-native platforms, preferably in Kubernetes-based environments.
Strong experience with Kubernetes administration and ecosystem, including cluster lifecycle management, workload scheduling, networking, and storage.
Experience operating multi-cluster Kubernetes environments using tools such as Rancher, Fleet, OpenShift, or similar platforms.
Experience implementing GitOps workflows using tools such as ArgoCD, FluxCD, or Fleet for infrastructure and application delivery.
Knowledge of Infrastructure as Code and configuration management (Terraform, Ansible, Helm, Kustomize, etc.).
Experience with CI/CD pipelines and engineering workflows (Git, Jenkins, GitLab CI, GitHub Actions, etc.).
Experience with observability and monitoring stacks (Prometheus, Thanos, Grafana, Datadog, etc.).
English B2+ minimum. C level desirable.

Nice to Have

Experience integrating Kubernetes with HPC schedulers (Slurm integration or hybrid HPC/cloud environments).
Familiarity with cluster provisioning tools (Cluster API, kubeadm, Kubespray, etc.).
Knowledge of Kubernetes security best practices (RBAC, Pod Security Standards, secrets management).
Solid experience with Linux system administration, including troubleshooting distributed systems and performance bottlenecks.
It is also valuable any previous experience in innovation and pre-sales departments or in European research projects.

Location: Location: Madrid or Barcelona (or remote within Spain for other locations).

Benefits

Flexible Work Schedule: Enjoy half-day Fridays and an intensive summer workday to help maintain a great work-life balance
Learning & Growth: Stay at the forefront of AI and technologies, with opportunities to learn and grow in a supportive, innovative environment.

Join us!

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.