Founded in 2020 in Belgium, ATS4IT is part of the Moongy Group, established to strengthen agap2IT’s presence in Europe. Since 2021 we expanded further with the opening of our Danish branch in Copenhagen, and our Spanish brand in Madrid, reinforcing our commitment to being a key player in the European technology landscape. Proximity, transparency, and collaboration define our approach at ATS. We aim to be your trusted partner and the first choice for your technological challenges

System Engineer

Location: Brussels, Belgium

Work Model: Hybrid (2–3 days per week on-site)

Languages: Dutch or French (C1 mínimum) + English (B2 minimum)

Eligibility: Candidates must possess European nationality or a valid work permit for Belgium

NOTE: Due to the high volume of applications received, candidates who do not meet the specified criteria may not be contacted

About the Role

We are looking for an Expert IT System Engineer with deep Kubernetes expertise to lead, guide, and enforce best practices throughout the migration from TKGI to OpenShift

Key Skills and Experience

• Proven experience as an Expert IT System Engineer in Kubernetes environments.

• Expert-level proficiency in Kubernetes, with strong practical experience in complex environments.
• Experience supporting complex migrations in enterprise environments.

• Deep, expert knowledge of Helm and Kustomize, including the creation and maintenance of reusable templates.

• Confirmed hands-on experience with OpenShift and its ecosystem.

• Solid experience with GitLab, including repository structuring and CI/CD integration.

• Strong understanding of CI/CD pipeline design, optimisation, and automation within GitOps practices.
  
  
  

Key Responsibilities

• Serve as the technical Kubernetes expert throughout the migration.

• Validate designs, configurations, and compliance with GitOps standards (ArgoCD, Kustomize, Helm, Vault).

• Support teams with namespace migrations and operational challenges.

• Provide direct technical assistance, acting as a backup for senior engineers.

• Conduct code, design, and pipeline reviews; correct faulty approaches; secure deployments.

• Define and structure a clear, simple, and reproducible migration method.
  
  
  

What We Offer:

• Permanent Contract (CDI) – Long-term stability.

• Attractive salary based on your experience and skills.

• Additional benefits: Meal vouchers and eco-vouchers (electronic), DKV hospitalization insurance, company laptop, holiday allowance, and year-end bonus.

• Vacation: 20 paid leave days + 12 RTT days.

• Free training (technical, behavioral, language) and certifications

• Continuous and personalized career progression support

• Opportunities to work on projects with cutting-edge technologie
  

At Moongy Group, we stand for equality and diversity. We create a safe and inclusive environment where opportunities are equal for everyone! We do not discriminate based on age, ethnicity, gender, disability, sexual orientation, or any factor other than merit. If you have the skills for the role, we encourage you to apply!