CCNA Network Engineer – LAN/WAN, Security & Troubleshooting

Eighty20 Solutions pty; Singapore; On-site; SGD 60,000 - 90,000; Full time

Job summary

NCS in Singapore is seeking a detail-oriented Network Engineer on a 12-month direct contract to design, implement, and maintain our LAN/WAN infrastructure. You will ensure performance, security, and reliability while partnering with IT teams and business stakeholders.

The role requires CCNA certification, 3+ years of network engineering experience, Cisco routing and switching, VPN and firewall management, and strong troubleshooting and documentation skills.

Qualifications

• 3+ years of professional experience in network engineering or administration
• CCNA certification or higher preferred
• Strong knowledge of TCP/IP and network architecture
• Hands-on experience with Cisco routing and switching
• LAN/WAN configuration and management
• Solid understanding of network security fundamentals and VPNs
• Experience with firewall management and security best practices
• Ability to troubleshoot network issues systematically and efficiently
• Strong documentation and organizational skills
• Excellent communication and teamwork abilities
• Willingness to continuous learning and upskilling

Responsibilities

• Design, deploy, and maintain LAN/WAN infrastructure using Cisco equipment
• Configure routing and switching protocols for reliable connectivity
• Troubleshoot network issues promptly and efficiently
• Monitor traffic patterns and optimize capacity
• Implement and maintain VPNs and firewalls
• Document configurations, changes, and procedures clearly
• Collaborate with IT teams to support upgrades and migrations
• Conduct regular network assessments and provide improvement recommendations
• Respond to incidents within defined timeframes
• Stay updated with industry best practices and emerging technologies
• Participate in capacity planning and network automation initiatives

Skills

CCNA certification

TCP/IP

Cisco routing & switching

LAN/WAN configuration

Network security

VPN configuration

Firewall management

Network troubleshooting

Documentation

Collaboration & communication

Tools

Cisco IOS

Network monitoring tools

ITSM tools

Job description

NCS in Singapore is seeking a detail-oriented Network Engineer on a 12-month direct contract to design, implement, and maintain our LAN/WAN infrastructure. You will ensure performance, security, and reliability while partnering with IT teams and business stakeholders.

The role requires CCNA certification, 3+ years of network engineering experience, Cisco routing and switching, VPN and firewall management, and strong troubleshooting and documentation skills.