DE4_Administrator IT (80062821)

ArcelorMittal
Full-time Duisburg, North Rhine-Westphalia Computer Occupations
Posted:
February 27, 2026
Location:
Duisburg, North Rhine-Westphalia, Germany

Job Description

Main tasks


The IT Infrastructure Expert will be in charge of:



  • Maintaining and supporting Client & Server environments

  • Supporting End users and technical teams in incident analysis and resolution

  • Maintaining the Network based on Cisco & Siemens devices

  • Maintaining Security devices based on Fortinet

  • Analysing and resolving of virtual and physical network related incidents

  • Providing support and guidance for OT teams in network management

  • Supporting the hardening of IT and OT devices by enforcing policies and monitoring access to them.

  • Participating in planning and execution of IT-related projects

  • Providing a 24/7 support (on call duty)


Specific Knowledge 



  • 3+ years experience in IT-Infrastructure

  • Ability to work in Industrial Environment&nb...

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Job Overview

Job Type: Full-time
Location: Duisburg, Germany
Posted: February 27, 2026
Deadline: April 08, 2026