Senior Network & Security Infrastructure Lead

UNITED OVERSEAS BANK LIMITED; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

UNITED OVERSEAS BANK LIMITED in Singapore seeks a senior network engineer to manage and maintain the Enterprise and Regional LAN/WAN environment and related security appliances. You will ensure reliable connectivity across campuses, data centers and cloud integrations, while aligning with ITIL processes.

Responsibilities include incident management, change control, capacity planning and 24/7 support. The role requires hands-on experience with Cisco, Fortinet, and VMware NSX-T, plus strong

Qualifications

• Degree in computer science, engineering or IT.
• 10+ years’ experience in large networking/security platforms; banking experience preferred.
• Hands-on experience with Cisco Wireless, DNAC, APIC/ACI, Prime Infra; Fortinet, Check Point, Palo Alto, VMware NSX-T, and F5.
• Familiar with WAN routing, QoS, CoS, and cloud networking.

Responsibilities

• Manage and maintain Enterprise and Regional LAN/WAN network infrastructure.
• Oversee regional data center, ecommerce production, UAT/DR and SIT networks.
• Handle device lifecycle, inventory, budgeting, capacity and performance planning.
• Execute changes using templates and established change control; on-call 24/7 support.
• Participate in incident management and SLA reporting.
• Collaborate with stakeholders across the region.

Skills

Networking & security

Cisco technologies

WAN/LAN management

Scripting & automation

Incident & SLA management

Team collaboration

Education

Bachelor's degree in Computer Science, Computer Engineering, Information Technology or relevant qualifications

Tools

Remedy ISM

Network management tools

Job description

UNITED OVERSEAS BANK LIMITED in Singapore seeks a senior network engineer to manage and maintain the Enterprise and Regional LAN/WAN environment and related security appliances. You will ensure reliable connectivity across campuses, data centers and cloud integrations, while aligning with ITIL processes.

Responsibilities include incident management, change control, capacity planning and 24/7 support. The role requires hands-on experience with Cisco, Fortinet, and VMware NSX-T, plus strong