Sr. Network Administrator

SUMMARY

Senior Network Administrator will lead the design, Integration, and operations of network infrastructure across multiple manufacturing sites (huge factories). This role is responsible for establishing enterprise-level network architecture, and ensuring high availability, scalability, and performance of Smart factory network environments. The position also drives standardization, automation, and continuous improvements in network area.

• Building, managing, and operating the Cisco Catalyst switches and Cisco wired/wireless networks.
• Network Monitoring, Traffic analysis, and identification and application of improvements.
• Configuring network performance, monitoring environment, analyzing traffic, and applying optimization measures.
• Oversee wired/wireless network strategy including capacity planning, redundancy for production line and offices.
• Lead implementation and lifecycle management of enterprise security solutions such as Firewall, IPS/IDS, VPN, NAC (ISE).
• Lead design documentation, change management, and technical governance reviews.
• Own incident response and root-cause analysis for critical network failures across all sites.
• Collaborate with OT/IT, and production teams to align network design with Smart Factory initiatives.
• Advanced the production site network and manage it so that there are no problems with communication environments such as AMR, facilities, and robots.
• On-site response for emergency system issues upon manager’s request.
• IT administrative tasks upon manager’s instruction.
• 24/7 production system support for IT-related issues on the shop floor.

• Bachelor’s degree in computer science, Information Technology, or related field.
• 8+ years of hands-on experience in enterprise or large-scale network infrastructure design and operations.
• Proven experience managing multi-site or regional network environments.
• Deep expertise in L2–L3 switching, routing protocols (OSPF, BGP, EIGRP), VLAN, QoS, and WAN technologies.
• Strong knowledge and Experience in network traffic analysis and vulnerability management.
• Strong knowledge and Experience in basic network protocols such as TCP/IP, LAN, WAN, OSI 7 Layers, etc.
• Experience with high availability and redundancy architectures.
• Compiles with the required deadlines and has high reliability.
• Excellent written and verbal communication skills.