Cloud Engineer / Senior Kubernetes SRE Administrator (F/M)

Role Summary

• Position type: CDI
• Location: Île-de-France (2 days on site per week)
• Desired start: 04/05/2026
• Level: Senior (7+ years of experience)
• Mission context

The Cloud, Ops & Digital Workplace Department designs, operates and develops Cloud and Kubernetes services for various product and business teams.

You will join the OneCloud Kubernetes team composed of 6 SREs and a Tech Lead.

The environment is 100% Cloud (GCP and Azure), GitOps oriented and strongly based on open source.

The mission consists of administering, operating and evolving Kubernetes platforms in a demanding and high-criticality context.

• Projects
• Administration of multiple multi-team Kubernetes clusters (5 active projects)
• GitOps approach, automation, observability, security
• Cloud environments: Azure and GCP
• Continuous rise in maturity of SRE practices
• Technical skills sought
• Kubernetes & Cloud
• Management of pods, services, ingresses and infra namespaces
• Provisioning AKS/GKE clusters via Terraform
• Implementation of multi-tenant: RBAC, quotas, network policies
• Kubernetes upgrades, capacity management, PRA
• Automation & GitOps
• GitLab CI/CD pipelines
• GitOps deployments with ArgoCD
• Scripting Bash, Python, Go
• Observability
• Prometheus, Grafana, Loki
• Centralization and analysis of logs
• Azure and GCP monitoring
• Setting up advanced alerting
• Security & Secrets
• Application of policies and audit logs
• Secrets management: Vault, Sealed Secrets or Cloud services
• Alignment with security and CISO recommendations
• Soft Skills and working methods
• Clear and structured communication
• Critical thinking and analytical skills
• Strength of proposal
• Autonomy and priority management
• Calm management of complex situations
• Teamwork and knowledge sharing
• Continuous improvement posture
• Ability to summarize to facilitate decision-making

Requirements

• Profile sought
• BAC+5 in IT or equivalent experience
• More than 7 years of experience in Cloud Engineering / SRE Kubernetes
• Experience in a retail environment is a plus

Benefits

• A permanent contract in a stimulating and innovative environment.
• Varied and strategic projects.
• Multi-sectoral and international environment
• Access to ALTEN Labs to contribute to innovation projects
• Personalized career path and continuing education

Events: annual evening, meet us etc.

• Contribution to transport costs
• An advantageous Works Council
• Co-optation bonuses
• Restaurant vouchers
• Obtain national or international mobility

…etc.

About the Company

ALTEN, world leader in engineering and IT services ALTEN supports the development strategy of its clients in the areas of innovation, R&D and technological information systems.

Created more than 30 years ago and present in more than 30 countries, the Group has established itself as a world leader in the fields of Engineering and IT Services. We work with major players in the Aeronautics and Space, Defense and Naval, Security, Automotive, Rail, Energy, Life Sciences, Finance, Retail, Telecommunications and Services sectors.