Required skills
- Active Directory
- Nutanix
- Windows Server
- Linux
- Entra ID
- PKI
- NPS
- Infrastructure Security
- Backup
- Storage
- Incident Management
- Change Management
Languages: French
Job description
Experienced Infrastructure Systems Engineer needed for a long-term hybrid role (build/run) with a focus on identity management, Nutanix infrastructure, and security within a Microsoft-centric environment evolving towards open source technologies.
Project details
Île-de-France – 2 days of remote work per week
Start Date: ASAP (November 2026)
Long-term mission (1 to 2 years) with potential for internalization
Experience: Minimum 7 years
Context
We are looking for an experienced Infrastructure Systems Engineer for one of our clients to strengthen their Infrastructure and Production team. Within an IT department of about fifty people, you will join a Level 3 team of 4 people responsible for the build, N3 run, and security of the group, in a context of replacing a departing employee.
The environment is predominantly Microsoft, with approximately 500 servers, and is evolving towards open-source technologies (Kubernetes, GitOps, Ansible, Grafana). The IT department also handles AI-related topics.
Your missions
The position is hybrid build/run, with a dominant run focus.
No on-call duty, but occasional interventions outside of working hours in case of critical incidents.
Technical Environment
- Take charge of Tier 0 and Tier 1 for complex topics: identities (Active Directory, Entra ID, NPS, PKI), with the highest administration rights in the long term.
- Administer Nutanix datacenter infrastructures, storage, and backups.
- Manage Level 3 incidents (including security-related ones) and change requests.
- Participate in infrastructure projects and the integration of new solutions, then provide support for them.
- Contribute to automation and deployment.
- Guarantee and improve the IT system's security level (operations-oriented security: messaging, firewall, EDR…).
- Liaise with business teams and assist other IT department teams.
- Systems: Windows Server (2016 to 2025), Linux RHEL / Rocky Linux
- Identities: Active Directory, Entra ID, NPS, PKI, tiering model, bastion
- Virtualization / HCI: Nutanix (Prism Central, Files, Objects, NDB, NKP)
- Databases: SQL Server, Oracle, PostgreSQL, MySQL
- Storage and Backup: Data Domain, Synology, HYCU
- Security: Fortinet, Cisco Email Security, SentinelOne, Defender for Identity, Varonis, Cloudflare
- Network: Cisco (Catalyst, Nexus, Meraki)
- Cloud: Azure, OVH, Microsoft 365
- Tools: SCOM, Grafana / Prometheus, SCCM, Intune, Jira Service Management, Azure DevOps, Ansible, Terraform, Kubernetes, Power Platform
- Start: flexible
- Remote: hybrid
- Location: Paris, France, FR
- Languages: French
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