Senior DevOps / Platform Engineer – Kubernetes, GitOps & Terraform (m/f)

Arηs Group, Part of Accenture, specializes in the management of complex public sector IT projects, including systems integration, informatics and analytics, solution implementation and program management. Our team helps lead clients through digital and information systems design, bringing expertise in a variety of areas ranging from software development, data science and security management to machine learning, cloud, and mobile development.

Arηs Group was acquired by Accenture in July 2024.

ARHS Group, part of Accenture, is looking for an experienced Senior DevOps / Platform Engineer (Kubernetes, GitOps & Terraform) to join our internal team in Luxembourg.

In this role, you will play a key part in designing, automating, and optimizing cloud infrastructure and containerized environments, with a strong focus on Kubernetes and Terraform. You will take ownership of complex infrastructure and deployment initiatives, contribute to technical decisions, and help improve the scalability, reliability, security, and efficiency of our platforms.

THE WORK:

• Design, deploy, configure, and maintain Kubernetes clusters and containerized applications.

• Architect, implement, and optimize infrastructure using Terraform and Infrastructure as Code (IaC) practices.

• Design, develop, and improve CI/CD pipelines to ensure reliable and automated software delivery.

• Drive automation of infrastructure provisioning, configuration, and operational workflows.

• Monitor and optimize infrastructure performance, availability, scalability, and reliability.

• Investigate complex incidents, perform root-cause analysis, and implement long-term corrective solutions.

• Define and apply security best practices across cloud infrastructure, Kubernetes environments, and deployment pipelines.

• Collaborate with development, infrastructure, and security teams on technical design and DevOps improvements.

• Provide technical guidance to other engineers and contribute to knowledge sharing.

• Maintain technical documentation and continuously improve infrastructure standards and DevOps practices.

The work location for this role is an ARHS Group, part of Accenture, office.

Our roles require in-person time to encourage collaboration, learning, and relationship-building with colleagues and communities. As an employer, we will be as flexible as possible to support your specific work/life needs.

HERE’S WHAT YOU’LL NEED:

• Minimum 5 years of professional experience in DevOps, Cloud Engineering, Infrastructure Engineering, or a similar role.

• Advanced hands-on experience with Kubernetes, including cluster deployment, configuration, administration, and troubleshooting.

• Strong expertise in Terraform and Infrastructure as Code, including the design and maintenance of reusable infrastructure configurations.

• Solid experience with containers (Docker, Podman or similar) and containerized application environments.

• Proven experience designing, implementing, and optimizing CI/CD pipelines using Jenkins, GitLab CI/CD, Azure DevOps, or similar tools.

• Strong knowledge of Linux systems, networking (outing, firewalls, VPN, DNS and TLS/certificates) and infrastructure operations.

• Proficiency in scripting and automation using Bash, Python, or similar languages.

• Solid experience with at least one major cloud platform: AWS, Azure, GCP, IBM Cloud or similar.

• GitOps and deployment tooling: experience with Argo CD or Flux, Helm and Kustomize.

• Stateful workloads on Kubernetes: e.g. message brokers or databases, ideally run through operators.
• The ability to analyse and document an existing setup and bring it step by step to a clean, reproducible state.

• Good understanding of infrastructure monitoring, logging, observability, secrets management and least-privilege access.

• Willingness to learn new platforms "quickly" next to the troubleshooting point.

• Strong troubleshooting and problem-solving skills, with the ability to independently manage complex technical challenges.

• Ability to make technical recommendations, take ownership of infrastructure initiatives, and collaborate effectively across teams.

BONUS POINTS IF YOU HAVE:

• Red Hat OpenShift (operators, Routes, security context constraints).
• IBM Cloud (VPC, Kubernetes service, IAM).
• Hands-on experience with Kafka, PostgreSQL, Elasticsearch, Keycloak or Istio.
• Certifications such as CKA/CKS, Red Hat EX280, HashiCorp Terraform Associate, or a cloud certification.
• Experience in public-sector or regulated environments.

WHAT WE OFFER:

• Opportunities to work on complex cloud infrastructure and automation initiatives.

• Professional development and advanced technical training opportunities.

• Collaboration with experienced engineers across development, infrastructure, and security teams.

• Opportunities to influence technical decisions, take ownership of infrastructure improvements, and share expertise across the team.