Adminsitrateur-trice de système Senior

Description du poste

This job ad was AI-translated from French. See original Job summary Hide Join our dynamic team specializing in systems environments. Embrace the opportunity for growth with flexible working conditions. Tasks Manage advanced Windows Server environments (2016, 2019, 2022). Oversee Active Directory, including GPO and group management. Administer Microsoft 365 services, ensuring seamless operations. Skills 5+ years in system administration with relevant training. Proficient in PowerShell scripting and automation tasks. Experienced in EDR tools like Microsoft Defender for security. About the job System Environments Advanced mastery of Windows Server (2016, 2019, 2022). Active Directory expertise: GPO (creation, maintenance, hardening) Rights management, groups, delegations DNS, DHCP services Maintaining operational condition of critical services. Update and lifecycle management Patch management and compliance. Security patch planning. Maintenance windows and impact management. Microsoft 365 Microsoft 365 / Entra ID administration: Identities, access, MFA, conditional access Exchange Online: Mailboxes, flows, security Microsoft Teams and Teams Voice (RUN). Virtualization and infrastructures VMware vSphere (ESXi, vCenter). VM lifecycle management, snapshots, templates. Performance and capacity monitoring. Knowledge of SAN / NAS storage. Security and EDR Mastery of an EDR (Microsoft Defender or equivalent). Alert analysis, incident investigation. Containment and remediation actions. Contribution to cyber incident response. Vulnerability management concepts. Supervision and support Monitoring tools (Centreon, PRTG, SCOM or equivalent). Level 3 incident diagnosis and resolution. System and application log analysis. Scripting and automation PowerShell mastery. Task automation. Script management via Git (or equivalent). Methodology Good ITIL practices (incidents, problems, changes). Risk management and change validation concepts. Ability to document. Training and experience Higher education or equivalent. Minimum 5 years of system administration experience. Knowledge of the public sector / universities of applied sciences: a plus. Languages Fluent French (spoken and written). Operational technical English. Conditions Rate: 100%. Mode: on-site + up to 2 days telework/week. Duration: indefinite. Start: immediate.