Job Description

Singapore Onsite Network Infrastructure

Key Responsibilities

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Network Architecture & Design

Design and implement data centre network architectures including spine-leaf, VXLAN, EVPN, and multi-tier environments. Lead L2/L3 network design aligned with industry best practices and MAS/TRM regulatory requirements. Provide architectural guidance for data centre modernization, cloud integration, and network refresh projects.

Operations & Engineering

Manage daily operations of the data centre network covering routing, switching, load balancing, and security components. Perform advanced troubleshooting across complex, multi-vendor environments. Conduct capacity planning, performance tuning, and continuous optimization of network infrastructure. Ensure high network resilience through redundancy, fault-tolerance, and disaster recovery readiness.

Security & Compliance

Implement network security best practices such as segmentation, access controls, IPS/IDS, and zero-trust-aligned configurations. Ensure compliance with MAS TRM, internal audit requirements, and financial-sector cybersecurity standards. Support audit activities and remediate network vulnerabilities.

Project Delivery & Stakeholder Engagement

Lead regional infrastructure initiatives including data centre upgrades, migrations, cloud connectivity, and SD-WAN rollouts. Collaborate closely with architecture, cybersecurity, cloud, and application teams for seamless project delivery. Work with vendors, telcos, and service providers on solution design, implementation, and issue resolution.

Skills/Experience:

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Technical Skills

CCIE (Routing & Switching, Enterprise Infrastructure, or Data Center) required, or equivalent expert-level capability. Strong hands-on experience with: +

Routing:

BGP, OSPF, EIGRP, IS-IS
+

Switching:

VLAN, STP, VPC/vPC, FabricPath, LACP
+

Data Centre:

VXLAN, EVPN, Spine-Leaf, MPLS
+

Load Balancers:

F5, Citrix Netscaler (preferred)
+

Firewalls:

Palo Alto, Cisco Firepower, Fortinet (advantageous)
+

SD-WAN:

Cisco, VMware, Aruba solutions

Cloud & Integration (Preferred)

Experience with AWS, Azure, or GCP networking (VPC, Transit Gateway, Direct Connect, ExpressRoute). Exposure to hybrid-cloud architectures or cloud-migration projects.

Soft Skills

Strong problem-solving skills in high-availability and regulated environments. Excellent communication, documentation, and stakeholder management capabilities. Ability to work independently and mentor junior engineers.

Experience

Minimum 15+ years of experience in customer-facing roles within telecom, IT, or related industries. Strong background in architecture, consulting, and delivery of solutions across: + Network
+ Security
+ Infrastructure
+ Cloud
Experience supporting end-to-end customer engagements, including assessment, design, governance, and implementation oversight.

Education & Certifications

Bachelor's degree in Computer Science, Engineering, or related field. CCIE certification (active or suspended within 2 years). * 8-12 years of enterprise networking experience, with at least 3-5 years in data centre engineering or architecture.