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Systemadministrator Linux / Windows (m/w/d) - Hybrid

Düsseldorf, NORDRHEIN_WESTFALENFull-time€45k–€75k2026-11-06 → 2026-11-10
Hybrid

Core

Administering Linux and Windows servers, databases, virtualization, and network infrastructure for a financial trading firm.

Role type

Senior System Administrator (Linux/Windows)

Builds

IT infrastructure for internal staff and external trading clients

Domain

Finance / IT Infrastructure

Deliverable

infrastructure

Required skills

Linux administration, Windows administration, Active Directory management, Virtualization, Network administration, SQL database management (MariaDB), Hardware procurement and installation, Cybersecurity, Backup management, Strategic IT planning

Preferred skills

None stated

Technologies

Linux, Windows, Active Directory, MySQL, MariaDB, SANs

Responsibilities

Administer Linux and Windows servers, Operate and optimize databases, SANs, and virtualization environments, Manage Active Directory and Windows clients, Manage network and switches, Support staff and clients with technical issues, Plan hardware procurement and installation, Protect systems from cyberattacks and manage backups, Monitor IT systems and optimize performance, Document IT landscape, Determine strategic IT infrastructure planning including business coordination