Cloud Platform Security Engineer

Doctolib; Paris; Hybrid; EUR 80,000 - 110,000; Full time

Benefits offered by this job

Health insurance

Paid vacation

Mental health support

Flexible days policy

Lunch vouchers

Job summary

Doctolib is seeking a Platform Security Engineer to join its Security team in Levallois-Perret, France. The role combines cloud security with platform engineering to protect healthcare data while enabling rapid innovation.

You will own security workstreams end-to-end, implement guardrails with Terraform, and drive remediation with cross‑team collaboration. Fluency in English is required; French is a strong plus.

Qualifications

• 1–3 years hands-on experience in security engineering or platform engineering.
• Production experience in a cloud environment (AWS, GCP or Azure).
• Proficient with infrastructure as code and GitHub workflows (Terraform).

Responsibilities

• Own a platform security workstream end‑to‑end from architecture to enforcement.
• Ship every change as code via Terraform and GitHub PRs with review and reversibility.
• Harden cloud and infrastructure baseline; conduct IAM reviews, secrets management, network guardrails.
• Lead incident investigations on the platform perimeter and improve SIEM playbooks.
• Write technical notes and drive adoption with engineering teams.

Skills

Security engineering

Cloud environments

Kubernetes

IaC (Terraform)

GitHub PRs

English proficiency

French willingness

Tools

Terraform

AWS

Kubernetes

Elastic SIEM

GitHub

Job description

Doctolib is seeking a Platform Security Engineer to join its Security team in Levallois-Perret, France. The role combines cloud security with platform engineering to protect healthcare data while enabling rapid innovation.

You will own security workstreams end-to-end, implement guardrails with Terraform, and drive remediation with cross‑team collaboration. Fluency in English is required; French is a strong plus.