Lead Consultant (Network) - Enterprise Network Solutions

About the role

Singtel is hiring a Lead Consultant (Network) to design, implement and configure enterprise network solutions across multi-vendor environments, including Cisco ACI, Cisco WLC, Cisco ISE, Aruba, Huawei, LAN, WAN, WLAN, data centre, cloud and Wi-Fi. The role works closely with project teams, solution architects, vendors and customers to turn high-level architecture into detailed designs, specifications, deployment plans and implementation procedures, and acts as technical lead and escalation point for design validation, migration planning, troubleshooting and handover.

Key responsibilities

• Lead design, architecture, integration and implementation of enterprise network solutions in multi-vendor environments.
• Produce high-level architecture designs and low-level technical designs, and articulate them to customers.
• Translate infrastructure blueprints into technical specifications and develop installation, implementation, test, rollback procedures and standards.
• Review and approve implementation plans, test plans, migration strategies, change procedures, rollback plans and handover documents.
• Install, remove, configure, upgrade and validate hardware and software, and document test results; lead large-scale migration, transformation and refresh projects.
• Lead technical workshops, customer discussions, executive presentations, governance and design reviews.
• Lead, mentor and guide a team of network engineers and consultants, providing technical direction, coaching and knowledge transfer.
• Provide subject matter expertise across Cisco ACI, WLC, ISE, Aruba, Huawei, SDN, wireless, routing, switching, network security, automation and enterprise infrastructure.
• Lead root cause analysis of critical incidents, outages and configuration failures, and drive automation or scripting initiatives with tools such as Python, Ansible, PowerShell, Terraform and vendor platforms.

Required profile

• 10 years of network experience.
• Strong background in network engineering, especially Cisco ACI, WLC, ISE, Aruba and Huawei routing and switching.
• Good at problem solving and able to explain technical problems simply.
• Good to have: CCIE or HCIE or equivalent, presentation experience, and team-leading or supervisory experience.

Required skills

• Cisco ACI, WLC, ISE, Aruba, Huawei routing and switching
• Routing and switching, wireless, data centre solutions, Wi-Fi
• Scripting (Python, Ansible, PowerShell, Terraform)