Lead Consultant (Network)

Singtel; Singapore; On-site; SGD 80,000 - 100,000; Full time

Job summary

Singtel is looking for a skilled network engineer to design and implement network solutions, including Cisco ACI and Aruba technologies. You will play a technical lead role, collaborating with various teams to ensure effective delivery and services.

The ideal candidate will have at least 10 years of network experience and specialization in routing, switching, and wireless technologies. This position emphasizes leading projects, mentoring staff, and providing expertise across multiple platforms.

Qualifications

• 10 Years of Network Experience required.
• Specialization in Routing & Switching, Wireless, Data Center solutions, Wi-Fi, and Scripting.
• Ability to explain technical problems in simple terms.

Responsibilities

• Lead the design, architecture, integration, and implementation for enterprise network solutions.
• Collaborate with stakeholders to ensure technical feasibility and service quality.
• Produce technical designs from high‑level architecture designs.

Skills

Network Experience

Routing & Switching

Wireless

Data Center solutions

Wi-Fi

Scripting

Problem solving

Education

CCIE or HCIE or equivalent

Job description

An empowering career at Singtel begins with a Hello. Our purpose, to Empower Every Generation, connects people to the possibilities they need to excel. Every "hello" at Singtel opens doors to new initiatives, growth, and BIG possibilities that takes your career to new heights. So, when you say hello to us, you are really empowered to say… "Hello BIG Possibilities".

This position is responsible for the design, implementation and configuration of Cisco ACI, WLC, ISE, Aruba, Huawei, routing, switching, and wireless. The role will work closely with project teams, solution architects, vendors, and customers to translate high‑level architecture into detailed low‑level designs, technical specifications, deployment plans, and implementation procedures. The candidate will act as the technical lead and escalation point for design validation, migration planning, implementation risks, troubleshooting, and operational handover, ensuring solutions are secure, scalable, supportable, and aligned with customer requirements.

Make An Impact By

• Lead the design, architecture, integration, and implementation for enterprise network solutions across multi‑vendor environments, including Cisco ACI, Cisco WLC, Cisco ISE, Aruba, Huawei, LAN, WAN, WLAN, data center, cloud, and WIFI.
• Lead technical solution workshops, customer discussions, executive presentations, governance reviews, and design review sessions to define scope, risks, assumptions, dependencies, and implementation strategies.
• Collaborate with Solution Architects, Project Managers, Product Teams, Security Teams, Vendors, Operations Teams, and Customers to ensure technical feasibility, service quality, delivery sustainability, continuous improvement, and strong customer experience.
• Produce high‑level architecture designs to meet customer requirements for semi‑complex or complex systems. Articulate with sufficient knowledge to convince and explain the design to customers.
• Produce low‑level technical designs from high‑level architecture designs. Translate a broader infrastructure design or blueprint into technical specifications and details.
• Develop installation, implementation, test, and rollback procedures and standards.
• Review and approve implementation plans, test plans, migration strategies, change procedures, rollback plans, and handover documents to ensure compliance with enterprise standards and operational readiness.
• Install, remove, configure, upgrade, and validate hardware and software using approved installation instructions, tools, change procedures, and implementation plans, including proper handover to clients or operations teams where required.
• Conduct tests, correct malfunctions, and document results in accordance with agreed procedures.
• Lead large‑scale migration, transformation, refresh projects across data center, campus, wireless, cloud, and multi‑vendor enterprise environments.
• Lead, mentor, and guide a team of network engineers and consultants by providing technical direction, task prioritization, coaching, knowledge transfer, performance guidance, and capability development.
• Provide subject‑matter expertise across Cisco ACI, WLC, ISE, Aruba, Huawei, software‑defined networking, wireless, routing, switching, network security, automation, and enterprise infrastructure technologies.
• Lead root‑cause analysis and resolution of critical incidents, recurring technical issues, service outages, configuration failures, and design defects, ensuring preventive actions are documented and implemented.
• Drive automation or scripting initiatives using tools such as Python, Ansible, APIs, PowerShell, Terraform, vendor platforms, and AI‑enabled solutions.
• Stay current with industry trends and emerging technologies related to Cisco ACI, software‑defined networking (SDN), Aruba, Huawei, and AI‑enabled solutions.

Skills For Success

• 10 Years of Network Experience
• Network specialization skillset in Routing & Switching, Wireless, Data Center solutions, Wi‑Fi, Scripting
• Good at problem solving
• Able to explain technical problems in simple terms
• Good to have CCIE or HCIE or equivalent
• Good to have presentation experience
• Good to have team leading/supervisory experience