System & Information Security Administrator

About the role

Yael Group is looking for an experienced System & Information Security Administrator to oversee and protect its IT infrastructure across multiple data centers and cloud platforms. The role combines hands‑on system management with strategic security responsibilities.

Key responsibilities

• Maintain and operate all IT environments, both virtual and physical, in data centers and cloud services.
• Plan, implement, upgrade, troubleshoot, and back up server workloads.
• Own end‑to‑end management of Active Directory and Group Policy objects.
• Develop scripts and automation to improve operational efficiency.
• Work extensively with Microsoft Azure and other cloud environments.

Required profile

• 5+ years of experience as a System Administrator in medium‑sized or large organizations.
• Extensive experience with Group Policy and Active Directory in large environments.
• Strong knowledge of Windows Server operating systems.
• Proven ability to write and design automation scripts.
• Experience with PKI, specifically Microsoft Certificate Authority.
• Deep familiarity with Entra ID and Microsoft 365.

Required skills

• Active Directory
• Group Policy
• Windows Server
• PowerShell or other scripting languages
• PKI / Microsoft Certificate Authority
• Entra ID
• Microsoft 365
• Microsoft Defender, ATP, EDR
• Microsoft Intune (MAM, MDM)
• Commvault backup solutions
• Microsoft Azure
• AWS (IaaS)