- Company Name
- I-TRACING
- Job Title
- Ingénieur Infrastructures et Cybersécurité – CDI F/H/X
- Job Description
-
**Job Title**
Infrastructure & Cybersecurity Engineer – Permanent (F/H/X)
**Role Summary**
Join the Production/Infrastructure team to design, implement, administer and evolve hosted solutions for large‑account customers (on‑premise and cloud) and the company’s internal services. Manage Level‑3 incidents across systems, networking, storage and virtualization, while ensuring security, operability and documentation standards.
**Expectations**
- Maîtrise of Windows, Linux, VMware administration.
- Strong focus on IP services (DNS, LDAP/AD, DHCP, Wi‑Fi).
- Experience with network security (firewalls, PKI, 802.1X).
- Handling of cloud environments (Azure, AWS, GCP, Office 365, etc.).
- Proficient scripting in PowerShell, Python.
- Familiarity with CI/CD and IaC tools (GitLab, Ansible, Terraform, Concourse, Vault).
- Continuous improvement of procedures and documentation.
- Excellent communication and proactive learning mindset.
**Key Responsibilities**
- Deploy, configure and maintain hosted infrastructure for key clients.
- Resolve third‑level incidents related to systems, networks, storage and virtualization.
- Oversee security posture: firewall, authentication (AD/SSO), database security, PKI.
- Coordinate network design: VLANs, routing (static, BGP, OSPF), tunneling (IPsec/SSL).
- Maintain cloud solutions: Office 365, Azure, AWS, GCP, OVH, Outscale, NetSkope, Imperva.
- Automate deployments with PowerShell, Python, Ansible, Terraform.
- Update and audit SOPs, runbooks, knowledge bases.
- Collaborate cross‑functionally with security, compliance, client support teams.
**Required Skills**
- Advanced knowledge of Windows, Linux, VMware.
- IP services: DNS, LDAP/AD, DHCP, Wi‑Fi.
- Network technologies: VLAN, switches, routing (BGP, OSPF), tunneling (IPsec, SSL), 802.1X.
- Cloud platforms: Azure, AWS, GCP, Office 365, OVH, Outscale.
- Security: firewalls, authentication (AD/SSO), database security, PKI.
- Scripting: PowerShell, Python.
- CI/CD & IaC: GitLab, Ansible, Terraform, Concourse, Vault.
- Incident handling (Level 3), troubleshooting, problem‑solving, documentation.
**Required Education & Certifications**
- Master’s degree or equivalent (Bac +5) in Computer Science, Information Security, or related field.
- Certifications such as Microsoft Certified: Azure Administrator, AWS Certified SysOps, CCNA/CCNP, VMware Certified Professional, or equivalent Security certifications preferred.
- Proven experience in infrastructure and cybersecurity roles, ideally with large enterprise or cloud environments.