L2 Network Support Engineer - WAN/LAN, Firewalls & Wireless

E-Solutions; Singapore; On-site; SGD 70,000 - 100,000; Full time

Job summary

E-Solutions Singapore is seeking an experienced Network Engineer to join our on-site team. The role focuses on L2 support, enterprise LAN/WAN operations, and proactive network optimization.

You will manage routing, switching, wireless, firewall platforms, and work with vendors to resolve complex issues while documenting standards and procedures for ongoing reliability. The ideal candidate will have strong TCP/IP knowledge, excellent communication, and a customer-facing mindset to deliver

Qualifications

• L2 network support experience for enterprise environments.
• LAN/WAN configuration and troubleshooting expertise.
• Firewall platforms experience (Palo Alto, Fortinet, Cisco).
• Strong knowledge of TCP/IP, DNS, DHCP, NAT, VPN, and QoS.

Responsibilities

• Provide L2 support for enterprise network incidents, requests, and changes.
• Configure, maintain, and troubleshoot LAN/WAN environments.
• Manage routing and switching across multiple sites.
• Support firewall platforms such as Palo Alto, Fortinet, or Cisco Firepower.
• Manage wireless networks including Cisco, Aruba, or Meraki solutions.
• Monitor network performance and proactively address issues.
• Perform firmware upgrades, patching, and configuration backups.
• Participate in network implementation, migration, and optimization projects.
• Create and maintain network documentation and operational procedures.
• Work with vendors and internal teams to resolve complex network issues.

Skills

Routing protocols

Switching

Wireless networking

TCP/IP and DNS/DHCP

Network monitoring

Network security

Communication skills

Tools

Palo Alto

Fortinet

Cisco Firepower

Job description

E-Solutions Singapore is seeking an experienced Network Engineer to join our on-site team. The role focuses on L2 support, enterprise LAN/WAN operations, and proactive network optimization.

You will manage routing, switching, wireless, firewall platforms, and work with vendors to resolve complex issues while documenting standards and procedures for ongoing reliability. The ideal candidate will have strong TCP/IP knowledge, excellent communication, and a customer-facing mindset to deliver