Senior Site Reliability Engineer

About the role

Join Worldline's High Availability Frontoffice Platform team as a Senior Site Reliability Engineer. You will work with a cross‑functional group of DBAs, Cloud Engineers and SREs on a major cloud migration and the operation of 70+ micro‑service applications.

Key responsibilities

• Ensure reliable operation of the HA Platform across infrastructure, services and applications.
• Manage two distinct infrastructures using GitLab CI, Docker/Ansible on RHEL nodes and a cloud‑native stack with OpenShift, Terraform and Helm.
• Contribute to architectural design, automation, and the European cloud migration to Worldline private cloud.
• Act as the voice of operations with business, development and infrastructure partners, driving improvements.
• Participate in 3rd‑level on‑call duties to maintain end‑to‑end continuity of databases and applications.

Required profile

• At least 5 years of hands‑on SRE or DevOps experience supporting production systems.
• Strong knowledge of RHEL/Linux, micro‑services and containerisation.
• Experience with highly available environments, incident response, monitoring and performance optimisation.
• Fluent English; French or German is a plus.

Required skills

• RHEL/Linux
• Docker
• Ansible
• Terraform
• Helm
• GitLab CI
• OpenShift / Kubernetes
• OpenSearch, Grafana, Prometheus
• PCI‑DSS awareness (optional)

What we offer

• Hybrid working arrangements within Switzerland with flexible hours.
• 25 days annual international remote work opportunities.
• Public transport allowance and monthly meal allowance.
• Family and leisure activity support.
• Employee share participation programme.