Senior L3 Network Engineer - Routing and Security

Hi5 Consult; Singapore; On-site; SGD 60,000 - 90,000; Full time

Job summary

Hi5 Consult is seeking a Network Engineer – Routing and Switching to design, implement, and support enterprise-grade network infrastructure for client premises in Singapore. You will work hands-on with Cisco routers and switches, IOS, NAC solutions, and wireless controllers.

The role requires CCNP certification, strong troubleshooting skills, and the ability to operate in a 24x7 environment. On-site duties may include scheduling maintenance and collaborating with vendors.

Qualifications

• Expert level knowledge in Cisco Routers and Switches.
• Strong knowledge of Cisco IOS.
• Experience with NAC (Network Access Control) implementations and operations.
• Proficiency with Aruba ClearPass and Cisco ISE.
• Hands-on with wireless networks, APs and controllers.
• Solid understanding of the OSI/TCP-IP model.
• Provide Level-2 support and troubleshooting.
• CCNP certification is required or equivalent.
• Experience with network monitoring and analytics tools.
• Familiarity with firewall products (Cisco ASA, FortiGate, Palo Alto, Checkpoint).
• Knowledge of Aruba ClearPass/Cisco ISE and wireless controllers.
• Familiarity with F5 load balancers.

Responsibilities

• Provide Level-2 network support and troubleshooting to resolve issues.
• Perform on-site and remote incident resolution and escalation as needed.
• Monitor network performance and bandwidth usage for client premises.
• Coordinate with vendors for testing and preventative maintenance.
• Maintain device inventories and update certificates when required.

Skills

Cisco Routers & Switches

Cisco IOS

NAC implementation & operations

Aruba ClearPass/Cisco ISE

Wireless networks/APs/controllers

OSI/TCP-IP model

Level-2 support & troubleshooting

CCNP certification

Network monitoring & analytics tools

Firewall products (Cisco ASA/FortiGate

F5 load balancers

Tools

Packet Tracer

Monitoring tools

Network diagnostic tools

Job description

Hi5 Consult is seeking a Network Engineer – Routing and Switching to design, implement, and support enterprise-grade network infrastructure for client premises in Singapore. You will work hands-on with Cisco routers and switches, IOS, NAC solutions, and wireless controllers.

The role requires CCNP certification, strong troubleshooting skills, and the ability to operate in a 24x7 environment. On-site duties may include scheduling maintenance and collaborating with vendors.