Tech Lead – Data Centre Network Architecture & NFVi

Singapore | 12-Month Renewable Employment Term

About the Role

We are seeking an experienced Tech Lead – Data Centre Network Architecture & NFVi to support a strategic enterprise customer engagement in Singapore.

This is a senior customer-facing role combining technology advisory, solution architecture, network consultancy and delivery leadership. The successful candidate will assess customers’ existing network environments, identify architecture gaps and recommend future-state solutions aligned with business objectives, industry trends and operational requirements.

The role requires a strong combination of Data Centre networking expertise, hands-on implementation experience and the ability to engage confidently with senior stakeholders, including VP and C-level executives.

Key Responsibilities

Customer Advisory and Solution Consulting

• Build trusted-adviser relationships with customers, technical teams and senior executives.
• Assess customers’ current network architecture across multiple domains and recommend practical improvement areas.
• Identify architecture gaps, risks and technology opportunities.
• Advise customers on future-state infrastructure architecture based on industry trends and business requirements.
• Translate complex technical solutions into clear business outcomes for senior stakeholders.
• Provide pre-sales support, solution scoping and technical consultancy across multiple technology domains.
• Contribute to effort estimation, implementation timelines and solution options while managing customer expectations.

Data Centre Network Architecture

• Lead the design of high-level and low-level Data Centre network solutions.
• Architect scalable, resilient and secure network infrastructure environments.
• Design and advise on solutions involving:Cisco ACIVXLAN EVPNMulti-Pod and Multi-Site architectureData Centre Interconnect (DCI)WAN and LAN networkingSoftware-Defined WANSoftware-Defined AccessNetwork Functions Virtualisation Infrastructure (NFVi)Service orchestration
• Evaluate emerging technologies and recommend suitable adoption strategies.

Project Delivery and Implementation

• Lead end-to-end project delivery, including planning, design, network staging, implementation, migration, testing and handover.
• Provide technical leadership during deployment and infrastructure transformation projects.
• Support troubleshooting of network incidents and technical issues during project implementation.
• Provide remote or onsite deployment support where required.
• Work closely with project managers, customer relationship teams, account teams, business units and cross-functional stakeholders.

Technical Leadership and Capability Development

• Mentor engineers and provide technical guidance to delivery teams.
• Support capability development through knowledge sharing, training and coaching.
• Develop reusable tools, automation scripts and delivery best practices.
• Promote the use of automation and AI tools to improve delivery efficiency.
• Support the incubation of new end-to-end services and technology solutions.

Required Skills and Experience

• Minimum 10 years of relevant experience in Data Centre networking, infrastructure architecture, network consultancy or solution delivery.
• Strong experience in Data Centre network planning, design and implementation.
• Deep hands-on experience with Cisco ACI and VXLAN EVPN.
• Experience designing or implementing Multi-Pod and Multi-Site architectures.
• Strong knowledge of Cisco Nexus platforms, including:Nexus 9000Nexus 7000Nexus 5000Nexus 2000
• Experience with Catalyst series switches, DCI and virtualised network environments.
• Good knowledge of WAN, LAN, SD-WAN and Software-Defined Access technologies.
• Experience with NFVi solutions and service orchestration.
• Strong customer-facing consulting and stakeholder-management skills.
• Ability to present complex architecture recommendations clearly to senior executives.
• Experience leading project delivery from solution design through implementation and handover.

Additional Technical Knowledge

Experience in the following areas will be advantageous:

• Linux and Python
• Java
• Virtualisation technologies
• OpenStack
• Kubernetes and containers
• Network automation
• Public and private cloud environments
• AWS, Microsoft Azure or Google Cloud Platform
• Practical use of AI tools to support delivery and technical operations
• Financial Services Industry environments

Certifications

Relevant professional certifications are highly preferred, such as:

• CCIE or CCDE
• Cisco specialist certifications
• VCP or VCDX
• RHCE
• AWS, Azure or Google Cloud certifications
• Other recognised network, infrastructure or cloud certifications

Employment Details

• Location: Singapore
• Employment Term: 12-month renewable employment term
• Work Arrangement: Customer-facing role with onsite support where required
• Seniority Level: Senior Technical Lead / Architect / Principal Consultant

Ideal Candidate Profile

The ideal candidate is a senior Data Centre Network Architect or Consultant who combines strong Cisco technical expertise with hands-on delivery capability and customer-facing consulting experience. You should be comfortable advising senior stakeholders, leading complex infrastructure projects and guiding technical teams through architecture design and implementation.

Interested candidates may apply with an updated resume and provide the following information:

• Current availability or notice period
• Current salary
• Expected salary
• Citizenship or residency status
• Relevant Cisco certifications
• Brief summary of experience with Cisco ACI, VXLAN EVPN, Multi-Pod, Multi-Site and NFVi solutions