L2 Network Support Engineer - Enterprise WAN & Security

Zensar Technologies; Singapore; On-site; SGD 67,000 - 100,000; Full time

Job summary

Zensar is seeking a skilled L2 Support Engineer to join our Singapore team. You will provide second-line networking support for enterprise environments, diagnosing incidents, performing changes, and ensuring robust LAN/WAN operations across multiple sites.

The role requires hands-on experience with routing, switching, wireless, and security platforms, along with strong communication and collaboration with vendors and internal teams.

Qualifications

• 6 to 10 years of experience in enterprise networking.
• Provide L2 support for enterprise network incidents, requests, and changes.
• Configure, maintain, and troubleshoot LAN/WAN environments.
• Manage routing and switching infrastructure across multiple sites.

Responsibilities

• Provide L2 support for enterprise network incidents, requests, and changes.
• Configure, maintain, and troubleshoot LAN/WAN environments.
• Manage routing and switching infrastructure across multiple sites.
• Support and administer firewall platforms such as Palo Alto, Fortinet, or Cisco Firepower.
• Manage wireless networks including Cisco, Aruba, or Meraki solutions.
• Monitor network performance and address issues proactively.
• 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 basics

Network monitoring

Network security

Communication

Job description

Zensar is seeking a skilled L2 Support Engineer to join our Singapore team. You will provide second-line networking support for enterprise environments, diagnosing incidents, performing changes, and ensuring robust LAN/WAN operations across multiple sites.

The role requires hands-on experience with routing, switching, wireless, and security platforms, along with strong communication and collaboration with vendors and internal teams.