We are currently looking for a talented and motivated Site Reliability Engineer (SRE) to join our dynamic team of five other SREs.

If you are a curious problem-solver with a solid understanding of cloud technologies, Linux, and Kubernetes, you’ll fit right in !

Get to know us :

Sekoia.io rethinks cybersecurity with an innovative SaaS solution: an industry-leading AI-SOC platform capable of neutralizing threats before our customers suffer the impacts.

In a world where everything is connected, cyber threats are becoming ever more sophisticated, more numerous and more dangerous. Sekoia.io aims to make these threats painless.

With our latest fundraising of €26 million in 2025, we will continue to strengthen our highly ambitious international expansion and our technological development to serve our customers.

By joining Sekoia today, you’ll dive into a period of rapid growth, collaborating with a cross-functional team that leverages cutting-edge AI to write the playbook for next-gen security operations centers and extend our global footprint.

If you’re passionate about defending the digital world and making a tangible impact, there’s never been a better time to join us !

Your missions :

• Build, and maintain a scalable and highly available SOC platform over 4 regions,
• Improve performance or availability issues using your expertise,
• Automate the lifecycle of dozens of microservices on Kubernetes,
• Automate backups and restorations for our databases,
• Resolve production incidents in a 2-level on-call rotation,
• Ensure we meet our SLA by providing observability and resilience at all levels.

📍 The position is available in Rennes, Paris or fully remote.

Our technical stack :

• Kubernetes : k3s, Traefik, Cilium, Ceph, ArgoCD, Helm, Rancher
• Observability : Thanos, Prometheus, Grafana, Loki
• Tools : Python, Ansible, SaltStack, Terraform
• Databases : Elasticsearch (> 300 nodes), Kafka (> 3M rps), Clickhouse (> 10 TB), Redis, KeyDB, PostgreSQL, ArangoDB
• CI/CD : GitHub Actions, Harbor
• Cloud providers : OVH, Akamai, Azure, Scaleway

🤩 Your profile :

• 5 years of experience in a SRE job working on a similar infrastructure,
• Experience with handling multi-region deployments with CI/CD solutions such as ArgoCD,
• A deep understanding of Kubernetes and its components (CRD, CNI, CSI),
• Administered distributed systems and a large number of Linux servers,
• Developed several useful tools/automation scripts in Python,
• Participated in a 24x7 on-call rotation,
• A solid understanding of cloud networking, load balancing, and firewall configurations,
• A sense for innovation and implementing changes.

We don’t expect you to know our whole stack from the beginning. We are looking for curious and passionate individuals who like to learn new things while having a positive impact on their collaborators.

Why join Sekoia.io ?

• 💙 Strong values of collaboration, innovation, trust, excellence, humility and open-mindedness to help you thrive and make your contribution impactful
• 🌳 Remote-friendly setting: you can be in a hybrid setting (Paris or Rennes) with up to 3 remote days per week, or be fully remote with professional trips once a month
• 🚑 100% of the Alan Health insurance package covered by Sekoia
• 🍴 Swile vouchers of 11€/day 50% covered by Sekoia
• 🌅 25 paid leaves + 12 RTT
• 🏢 Offices located in central Paris (10e) and central Rennes (near the station)

You can learn more about our work environment by checking our Welcome To The Jungle page 💻.