Cloud Network Engineer

Department: Engineering

Location: Paris

Employment Type: FullTime

🎯 Context & Mission

Vizzia is rapidly accelerating its growth and strengthening its network and cloud infrastructure to ensure a reliable, secure, and scalable platform. In this context, you will play a key role: ensuring the continuity and resilience of S3NS cloud operations, co-managing critical network infrastructures, and taking automation to the next level.

Your mission is to increase the reliability, security, and observability of the network by working with a modern stack: (IaC with Terraform / CDK, AWS & GCP, Datadog Monitoring).

🛠 Responsibilities

• Lead and maintain cloud network infrastructures (VPCs, subnets, VPNs, tunnels, Teltonika ecosystem, etc.).

• Contribute to the design and deployment of network automation (APIs, workflows, observability tools, VPN profiles, etc.).

  • Set up and improve monitoring/alerting and related dashboards via Datadog.

• Participate in the administration of GCP environments, in collaboration with the team, ensuring their availability, compliance, and security.

• Actively participate in remediation, network hardening, and DevSecOps best practices.

• Evolve IaC and CI/CD to ensure more reliable deployments and reduce technical debt.

• Collaborate with Cloud, Ops, API, and Product teams to ensure operational continuity.

✅ Your Profile

• 3+ years of experience with an IaC tool (Terraform, CDK, or equivalent — must-have).

• 2+ years of experience of cloud networking fundamentals: VPCs, subnets, routing, site-to-site, firewalls, etc.

  • Solid knowledge of VPN setup and management (OpenVPN / Netmaker).

  • Ability to diagnose and resolve common network issues.

  • Knowledge of network security, IAM, and DevSecOps best practices.

• Proficiency with a CI/CD system (GitHub Actions or equivalent).

• 3 +years of experience in software development and architecture (Python / TypeScript).

• Knowledge of observability.

• Comfortable with Linux / Bash environments.

• Good knowledge of containerization with Docker.

• Professional proficiency in English.

Bonus: Experience with a container orchestration system (Kubernetes or equivalent).

🎓 Bonus / Certifications (optional)

• Cloud certifications (AWS, GCP, or equivalent).

⭐ What Will Make the Difference

• Autonomy and a strong sense of ownership.

• Clear and structured communication, even on complex topics.

• Rigor, reliability, and ability to execute in demanding environments.

• Ability to navigate complex systems and propose improvements.

• Impact-driven mindset, with a focus on documentation and knowledge sharing.

Benefits

• 🏡 Hybrid work

• 🏝 “Contrat cadre” and RTT (between 8-12 per year depending on the number of public holidays in the current year)

• 💻 A Mac or PC depending on your preferences

• 💸 BSPCE

• 🍜 60% coverage of meal vouchers worth €9 per worked day

• 🚃/🚲 Sustainable mobility allowance

• 🏥 Mutuelle (Alan)

• 💼 Offices located in central Paris (9th arrondissement)

• ☀️ Annual offsite with the whole team and plenty of company events