# Senior System & Information Security Administrator

> Risco Group · Bulgaria (Remote) · Full-time · Posted 2026-07-15

**Workplace:** remote

## Description

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.

## Requirements

-   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.

## Apply

[Apply at Risco Group](https://apply.workable.com/risco/j/8339C35F53/apply)

---
Powered by [Workable](https://www.workable.com)