Network Infrastructure
ArcelorMittal
- Luxembourg Esch-sur-Alzette
- CDI
- Temps-plein
- Support all Arcelormittal Long Products Network based on Cisco devices
- Transform the LAN/WLAN/Routing to fit in the new Business needs
- Maintain and improve security devices based on Cisco ASA/Firepower and Cisco ISE
- Deploy and maintain OT security device based on Fortinet
- Manage VPN connections site to site and IPsec VPN with Cisco ASA and F5 Big IP APM
- To maintain IP telephony and IP conferencing systems
- Use the latest network available technology
- Propose new Design which answer to new Business challenge
- Provide solution for Service request following the design approved
- Fix Network security incidents
- Manage Network deployment projects (cabling, ordering, installation,…)
- Manage 3rd party contractor into Industrial areas
- Provide support to Wintel and End User computing teams in order to fix incident
- Follow ITIL process (incident, problem, change, CMDB…)
- Provide a 24/7 support (On call duty)
- Perform network monitoring to early detect problems and deploy preventive maintenance actions
- Securing network systems by enforcing policies and monitoring access to them
- Masters in Information Technology
- Ability to work in Industrial Environment
- Strong knowledge in Network technology: LAN/Routing on Cisco (certification is an advantage) and HP devices
- Strong knowledge in WLAN technology: Cisco Wireless Controller, Wireless Bridge
- Good knowledge about Firewall/IPS management (Cisco ASA and Firepower)
- Basic experience in supporting identity server (Cisco ISE)
- Good knowledge of F5 products especially the F5 Big IP APM
- Some experience with Microsoft Express Route
- Good knowledge in O365 challenge (Skype/Teams especially) and cloud proxy technology
- Good knowledge of Cloud Design and Architecture (Azure, AWS, OCI,..)
- Routing protocol: static, OSPF and basic knowledge of WAN routing
- Effective communication skill with non-IT users
- Able to manage transformation project
- autonomous mind and open-mind
- Able to manage high pressure for critical incident
- Good knowledge about VASCO radius server integration
- French and English (advanced),
- Luxembourgish and German would be an advantage,
- Any other language will be considered as a plus.