Specialist, Infrastructure (Network Admin.)

ArcelorMittal Tubular Products Al-Jubail


Date: 7 hours ago
City: Jubail
Contract type: Full time


Role Summary: The Specialist, Infrastructure (Network Admin) is responsible for creating and managing high-level network designs, low-level designs, implementation plans, migration plans, and testing plans for new projects, while evaluating existing designs and offering suggestions for improvement.

Job Duties & Responsibilities:
  • Support all Long Products Networks based on Cisco devices.
  • Adapt the LAN/WLAN/Routing to the new requirements of the business.
  • Maintain and improve security devices based on Cisco ASA/Firepower and Cisco ISE.
  • Implement and maintain OT security devices based on Fortinet.
  • Manage site-to-site VPN connections and IPsec VPN with Checkpoint and F5 Big IP APM.
  • Manage and maintain Cisco Call Manager and wireless controller.
  • Maintain IP telephony and IP conferencing systems.
  • Ability to utilize the latest available network technology.
  • Provide new design suggestions to address business challenges.
  • Provide solutions for Service requests following the approved design.
  • Address Network security incidents.
  • Manage Network deployment projects such as cabling, ordering, installing, etc.
  • Oversee 3rd party contractors in Industrial areas.
  • Support the Wintel and End-User computing teams in addressing incidents.
  • Adherence to the ITIL process (incident, problem, change, CMDB, etc).
  • Provide a 24/7 support (On call duty).
  • Monitor the network to detect issues early and implement preventive maintenance measures.
  • Secure network systems by monitoring access and enforcing policies.



Education & Experience:



  • A minimum of 3 years’ experience as a Network Administrator.
  • Strong experience in infrastructure with extensive Networks and SD-WAN skills.


  • L1 and L2 technical support for Network Printers, MS Teams, Outlook, and Exchange.
  • Excellent knowledge of working on CISCO/HP/HFCL switches and routers.
  • Excellent knowledge of working on Cisco Call Manager and Wireless Controller.
  • Familiarity with firewalls, Internet VPN's remote implementation, and troubleshooting.
  • Design, implement, and manage a fool proof network security policy.
  • Ability to implement and configure security tools and software, including intrusion detection, firewalls, antivirus, etc.
  • Determine known and unknown network vulnerabilities along with mitigation strategies.
  • Ability to conduct regular security tests and security monitoring.
  • Ability to maintain networks and network file systems.
  • Manage the company's network and security equipment.
  • Familiarity with Local Area Network, Wide Area Network, Firewall, Web Application Firewall, Network Management System, and Load balancer administration.
  • Practical experience in Firewall checkpoint and Palo Alto.
  • Strong knowledge of DNS, DHCP, WINS, and DFS in the Windows 2012 and Windows 2016 landscapes.
  • Manage Symantec endpoint Protection and McAfee Endpoint Security.
  • Implement and manage ISE and PAM.

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