OneSource Consulting
Cloud DevOps Engineer
OneSource ConsultingBelgium8 hours ago
Full-timeInformation Technology

Job Title: Cloud DevOps Engineer

Location: 4000 Liège, Belgium

Duration: 13/04/2026 - 31/03/2027

Languages: English, French

Mode: Hybrid


Job Description

  • As part of the implementation of a new Cloud team, we are looking for a Cloud DevOps Engineer. Initially, the mission will be to operationalize a new architecture in the AWS cloud by working with IT/OT (solution/cloud) architects.
  • You will contribute to the design of a hub-and-spoke architecture in AWS (multi-account, multi-environment) by applying the Well-Architected Framework, recommended best practices, and prepare the first steps of financial optimization (Finops). The work will be done on site in the offices in Liège with 2 days of homeworking possible per week. Possibility that the start of the assignment will be done half-time (duration: 3 to 4 months maximum) before moving to full-time.


The role:

1. Industrialize infrastructure via Infrastructure as Code (IaC) with Terraform, orchestrated in Azure DevOps pipelines,

2. Document thoroughly (HLD/LLD, guides, runbooks, code comments) to ensure a smooth transfer of your work.

3. Implement the financial optimization process (Finops) and operationalize the first phase in a pragmatic way.


You will be involved in the entire life cycle (build, deployment, security, observability, operations) with a strong requirement for traceability (standards, reusable patterns, quality controls) and capitalization (up-to-date documentation, infrastructure Git repository, knowledge base).


Skills & Experience

  • AWS Cloud Experience – Must have, 5 years,
  • Terraform – Must have, Medior (3 to 5 years)
  • FinOps – Should have, Junior (1 to 2 years)
  • Very good knowledge of authentication and authorization mechanisms/protocols: IAM, PAM, CIAM, RBAC, ABAC, SAML/OIDC, identity federation – Should have
  • Very good knowledge of cloud-native security (IAM, KMS, CloudTrail, Config, Security Hub, GuardDuty, WAF) – Should have
  • Certification AWS Solutions Architect – Associate (Professional is a plus) – Nice to have

Key Skills

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