DevOps Engineer (holding a valid NATO Security Clearance) - Deadline 21/05/26
AlmavivA de Belgique
Brussels, Brussels Region, Belgium
Engineering, Information Technology
- Design, build, and evolve highly scalable, secure, and resilient Kubernetes platforms utilizing SUSE Rancher as the central management plane.
- Handle the end-to-end lifecycle of RKE/RKE2 clusters (provisioning, scaling, patching and upgrading) across hybrid, multi-cloud or bare-metal environments with minimal to zero downtime.
- Develop and maintain automated CI/CD pipelines and implement GitOps workflows (using tools like Gitlab, ArgoCD or Rancher Fleet) to streamline continuous application delivery.
- Monitor platform health using tools like Prometheus and Grafana, respond to system alerts and troubleshoot complex containerized workload issues.
- Enforce security policy's, including network policies, Rancher RBAC configurations and automated container image scanning.
- Proactively monitor resource utilization (CPU, memory, persistent storage) to right-size clusters, scale nodes dynamically and optimize cloud or on-prem infrastructure.
- Create and maintain technical documentation, including runbooks and architecture diagrams.
- Minimum of 4 years of dedicated, hands-on experience in DevOps or Platform Engineering roles.
- Over 4 years of sustained experience designing, deploying and maintaining highly available production Kubernetes clusters, heavily utilizing the SUSE Rancher ecosystem.
- A solid track record of leading complex migrations, moving legacy virtualized applications into containerized, microservice-based architectures.
- Expertly provision, secure, and lifecycle-manage large-scale, multi-cluster Kubernetes environments using SUSE Rancher UI/API and Rancher Manager.
- Write modular, reusable code to automate infrastructure provisioning across hybrid environments using Ansible.
- Architect and maintain sophisticated, zero-downtime deployment pipelines using GitOps principles with Gitlab, ArgoCD or Rancher Fleet.
- Author/manage advanced Helm charts and manage complex stateful and stateless deployments.
- Engineer comprehensive monitoring and logging stacks (Prometheus, Grafana, ELK) to establish SLIs/SLOs and configure automated remediation. Experience with Rancher Observability is a plus.
- Develop robust automation scripts in Python or Bash.
- Rapidly diagnose and resolve high-severity incidents across the entire stack, from kernel-level container issues to complex network routing failures.
- Comprehensive understanding of the underlying architectures of RKE, RKE2, K8S /K3s and knowing exactly when to apply each distribution.
- Knowledge of zero-trust models, Rancher RBAC, Pod Security Admissions, container scanning and enforcing governance.
- CNIs tools (Calico, Cilium, Canal) deep understanding of Software Defined Network and Container Networking, network policies and managing complex Ingress and Service Mesh (Istio) architectures.
- Expert knowledge of Container Storage Interfaces (CSI), disaster recovery planning and managing highly available storage solutions like SUSE Longhorn.
- Extensive practical experience operating distributed Kubernetes environments across a mix of bare-metal, on-premises hypervisors (vSphere, Nutanix), and public clouds (AWS, Azure, GCP).
- Experience acting as a technical escalation point, guiding junior team members, and establishing DevOps best practices across development teams.
- Engineer comprehensive monitoring and logging stacks (Prometheus, Grafana, ELK) to establish SLIs/SLOs and configure automated remediation. Experience with Rancher Observability is a plus.
Delive mode : Onsite
Type of Clearance: NATO Secret
Only EU Countries Citizens holding valid NATO SECRET Clearance can apply
About the company
Company website•Information Technology & Services
AlmavivA de Belgique is a Belgian IT company, a branch of the AlmavivA Group , created purposely to satisfy the needs of customers in Belgium, Luxembourg and the entire EU.
The AlmavivA group is the largest supplier of Information & Communication Technology in Italy, with years of experience and an in-depth understanding of the public and private sector markets.
The Group is currently undergoing major international expansion and is already a global operation: it has 43 offices in Italy and 23 abroad, and employs 45,000 people - 6,000 in Italy and 39,000 overseas. It has a significant presence in Brazil, and is also operational in the United States, China, Colombia, Tunisia, Romania and Brussels, the nerve centre of the EU.
The objective of AlmavivA de Belgique is to bring the experience, skills, abilities and resources of the AlmavivA Group in a European context, to resolve complex IT challenges through technological innovation and proven standards of quality.
AlmavivA's professionals work to guarantee and maintain our customers' mission-critical operations, reinforcing support for end users and optimising corporate applications and IT infrastructure.
Our mission is to bring technological innovation to the field of software development and IT infrastructure management, taking advantage of the experience our company has acquired through its extraordinary global experience.
The vision of AlmavivA de Belgique is to generate ideas that rapidly lead to simple and intuitive business-driven solutions that help to realize our customers' potential. The professionals who work within the Group share our vision which aims to stimulate and reinforce the ability of every individual to express, create, develop and cooperate, offering a unique model of "shared intelligence".