Administrateur Systemes jobs in France

Filigran, founded in October 2022, stands out in the cybertech ecosystem for its commitment to revolutionizing cyber threat management with a proactive approach. Its mission is to develop innovative open-source solutions designed to anticipate cyber threats, identify security gaps, and strengthen organizational security posture.

Filigran solutions are now trusted by over 6,000 public and private organizations worldwide.

We're looking for a Senior SRE Engineer with a knack for security to join our Platform team and help run our infrastructure with excellency. You'll work closely with other SRE engineers, software development teams and customer support, contributing to the stability and security of our platform. You are ready to bring your knowledge but also looking to grow with us as the company scales.

• Design, build, and operate production‑grade Kubernetes clusters on bare metal and cloud

• Industrialize, automate, improve observability & monitoring

• Continue to create a culture of service delivery excellence

• Participate in on‑call rotation, incident management, and post‑incident reviews

• Design and drive projects around DevSecOps practices in the company

• You will be reporting to the Engineering Manager for the Platform team within the infrastructure vertical

• You will be closely working with other SRE engineers in the platform team and interfacing with software development teams as well as customer support managers.

• 6+ years of experience in SRE/Platform/Cloud engineering

• Comfortable working in a remote, async-first and english environment

• Technical skills:

  • Kubernetes

  • Linux

  • Ansible/Terraform

  • Observability stack (Grafana, Datadog, Prometheus)

  • ElasticSearch, RabbitMQ, Redis, Minio/S3

  • Proficiency in at least one major cloud provider (AWS / Azure / GCP)

  • Proficient in a development language: Python, Go, Java…

  • Practical experience with infrastructure security (network security, TLS, secrets, IAM/RBAC, vulnerability management)

• Soft skills:

  • Love / passion for open source world and culture.

  • Team player, you want to share your knowledge and mentor new comers.

  • Ability to take ownership on topics, combined with a strong collaborative mindset.

  • Adaptative to be able to navigate a scaling environment

• Bonus: Kubernetes security certification (CKS) and/or previous experience in infrastructure security

We’re a fast-growing, global, and fully remote company on a mission to empower defense teams to be proactive — through open-source solutions that uncover threats and drive action.

• ⭐ What we believe

  We believe we do work that matters — uniting defenders into a global community to make security more open, resilient & collaborative.

• 💻 How we work

  That belief fuels how we work — with focus, clarity and high standards. Always with care and respect, never with ego.

• 🧭 What guides us

  That focus and care is grounded in our CORE values: Cohesion, Openness, Responsibility, and Equity — the compass that guides our decisions, collaborations, and growth, even when no one’s watching.

• Competitive pay + equity — everyone shares in our success

• Remote-first, flexible, and balanced — work that fits your life

• Your setup, your choice — pick the gear that works for you

We enable cybersecurity through inclusion — from code to culture.

At Filigran, we are proud to be an equal opportunity employer. We believe diversity of our people make our products and our team stronger. We welcome talent of every background, identity, and lived experience — regardless of race, color, religion, gender, gender identity or expression, sexual orientation, national origin, age, disability, or veteran status.

What matters here is what you bring — not what you look like, where you’re from, or how you identify.

Apply now and help us build the future of the cybersecurity ecosystem — together.