CareerPlan

Systemadministrator (m/w/d) Infrastruktur & IT-Sicherheit

Langen (Hessen), HESSENFull-time2026-09-25 → 2026-10-13

Core

Administer IT systems with a strong focus on security, managing infrastructure, networking, and risk management while supporting business operations.

Role type

Senior System Administrator (Infrastructure & IT Security)

Builds

IT infrastructure, network architecture, and security frameworks (ISMS, ISO/IEC 27001)

Domain

Enterprise IT, Cybersecurity, Building Automation

Required skills

Microsoft 365 (Entra ID, Exchange Online), Windows Server, Hyper-V, Network Architecture, Storage Solutions, Backup & Recovery, Linux, Docker, VoIP PBX, Risk Management, Documentation

Preferred skills

ISO/IEC 27001, BSI IT-Grundschutz, Automation

Technologies

Microsoft 365, Entra ID, Exchange Online, Windows Server, Hyper-V, Docker, Linux

Responsibilities

Planning and implementation of IT projects in infrastructure and networking; Operation and maintenance of the IT environment; Ensuring IT security (vulnerability management, IAM, incident response); Identifying automation opportunities; Providing day-to-day IT support; Technical consulting for business departments

Seniority

Senior, hands-on IC