DE4_Administrator IT (80062821)

ArcelorMittal · Duisburg

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
Strong knowledge in client and server OS (Windows necessary, Linux is an advantage)
Good knowledge in O365 challenge (Skype/Teams especially) and cloud proxy technology
Strong knowledge in Network technology: LAN/Routing on Cisco (certification is an advantage) and optionally Siemens network devices
Good knowledge in WLAN technology: Cisco Wireless Controller
Basic knowledge about Firewall/IPS management (Cisco and Fortigate)
Basic knowledge on Routing protocols: static, OSPF and WAN routing
Basic knowledge of F5 products especially the F5 Big IP APM
Basic knowledge of Cloud Design and Architecture (Azure, AWS, OCI,..)
Knowledge on optical fiber connection analysis and splicing is an advantage.
Knowledge on Alcatel Lucent telephone systems and FTA infrastructure is an advantage.
Effective communication skill with non-IT users

Languages: