Lead Network Architect — Multivendor SDN & Data Center

Singapore Telecommunications Limited; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

Singapore Telecommunications Limited is seeking a Senior Network Architect to lead design, implementation, and optimization of enterprise network solutions across multi-vendor environments, including Cisco ACI, WLC, ISE, Aruba and Huawei.

The role collaborates with solution architects, project managers, product teams, and customers to translate high-level architecture into detailed designs, deployment plans, and procedures.

Qualifications

• Proven experience in enterprise network design and delivery.
• Strong background in multi-vendor network environments (Cisco, Aruba, Huawei).
• Ability to translate high-level architecture into detailed designs and deployment plans.

Responsibilities

• Lead the design, architecture, integration, and implementation for enterprise network solutions across multi-vendor environments.
• Conduct workshops, customer discussions, and design reviews to define scope and deployment strategies.
• Provide technical direction, mentorship, and governance for large-scale migration and transformation projects.
• Produce high- and low-level designs from architecture blueprints and translate into actionable specs.

Skills

Cisco ACI

WLC

ISE

Aruba

Huawei routing

Networking troubleshooting

SDN

Python scripting

Tools

Python

Ansible

PowerShell

Terraform

Job description

Singapore Telecommunications Limited is seeking a Senior Network Architect to lead design, implementation, and optimization of enterprise network solutions across multi-vendor environments, including Cisco ACI, WLC, ISE, Aruba and Huawei.

The role collaborates with solution architects, project managers, product teams, and customers to translate high-level architecture into detailed designs, deployment plans, and procedures.