We are looking for a highly autonomous and hands-on Senior System & Information Security Administrator to take full ownership of the company’s global IT infrastructure and security environment.

This is a standalone IT role, responsible for all aspects of the organization’s IT operations, infrastructure, security, and end-user support, while coordinating external IT providers and vendors.

Key Responsibilities:

System Administration – Manage and maintain servers (On-prem/ Azure), Active Directory (Entra ID), user accounts, and monitoring systems
IT Infrastructure & Storage – Maintain networks, hardware, and storage systems to ensure stable and efficient operations
Technical Support – Provide high-level technical support to end users and resolve infrastructure related issues
Information Security – Maintain firewalls, endpoint protection, and access control; enforce security policies to ensure system integrity
Backup & DB Maintenance – Manage backup processes, disaster recovery (DR), and routine MS-SQL Server maintenance
Vendor Coordination – Professional management of external IT and security vendors when required.

7+ years of proven experience as a System Administrator – Mandatory.
Strong knowledge of Windows Servers, Linux Servers, Networking, and IT infrastructure.
Experience with Azure and Microsoft 365 (M365) administration.
Experience with virtualization – mainly Proxmox
Deep understanding of cyber security
English – very high proficiency.

Risco Group

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Senior System & Information Security Administrator