Network Engineer (L1/L2 Support – 12-Hour Rotational Shifts)

PERCEPT SOLUTIONS PTE. LTD.; Singapore; On-site; SGD 50,000 - 90,000; Full time

Job summary

Percept Solutions Pte. Ltd. in Singapore seeks a Network Engineer to provide Level 1 and 2 support for enterprise network infrastructure in a 24x7 environment. You will monitor network performance, troubleshoot issues, and work with vendors to maintain reliable network operations.

The role covers LAN/WAN, VPN, VLANs, TCP/IP, DHCP, DNS, and Cisco devices. Strong communication and documentation are essential, with willingness to work night shifts on a rotating schedule.

Qualifications

• Diploma or degree in IT, Networking or a related discipline.
• 2–5 years of experience in network support or a NOC environment.
• Good working knowledge of Cisco networking technologies and TCP/IP fundamentals.
• Familiarity with LAN, WAN, Wi‑Fi, VPN, routing and switching.
• CCNA certification is preferred.

Responsibilities

• Provide L1/L2 operational support for enterprise LAN, WAN, Wi-Fi and VPN infrastructure.
• Monitor network devices, connectivity links and alerts, and respond promptly to incidents.
• Troubleshoot network connectivity issues involving VLANs, TCP/IP, DHCP, DNS, routing and switching.
• Support Cisco switches, routers, firewalls, WLCs and wireless access points.
• Log, prioritise, investigate and resolve incidents within SLAs.
• Escalate complex issues to L3 engineers, network specialists and vendors, and follow through to resolution.
• Perform basic network configuration changes, routine health checks and maintenance activities.
• Maintain accurate incident records, troubleshooting notes and ticket updates.
• Prepare clear shift handover documentation to ensure continuity of support.

Skills

NOC experience

Troubleshooting

Communication

Documentation

Education

Diploma/Degree in IT or Networking

Tools

Cisco IOS

ITSM Tools

Wi-Fi / WLC management

Job description

We are looking for a Network Engineer to provide Level 1 and Level 2 support for enterprise network infrastructure in a 24x7 environment. You will monitor network performance, troubleshoot connectivity issues, and work with specialist teams and vendors to maintain reliable network operations.

Key Responsibilities:

• Provide L1/L2 operational support for enterprise LAN, WAN, Wi-Fi and VPN infrastructure.
• Monitor network devices, connectivity links and alerts, and respond promptly to incidents.
• Troubleshoot network connectivity issues involving VLANs, TCP/IP, DHCP, DNS, routing and switching.
• Support Cisco switches, routers, firewalls, wireless LAN controllers (WLCs) and wireless access points.
• Log, prioritise, investigate and resolve incidents within agreed service level agreements (SLAs).
• Escalate complex issues to L3 engineers, network specialists and vendors, and follow through to resolution.
• Perform basic network configuration changes, routine health checks and maintenance activities in accordance with approved procedures.
• Maintain accurate incident records, troubleshooting notes and ticket updates.
• Prepare clear shift handover documentation to ensure continuity of support.

Requirements:

• Diploma or degree in Information Technology, Networking, Computer Engineering or a related discipline.
• 2-5 years of experience in network support or a Network Operations Centre (NOC) environment.
• Good working knowledge of Cisco networking technologies and TCP/IP fundamentals.
• Familiarity with LAN, WAN, Wi-Fi, VPN, routing and switching.
• Experience using network monitoring and IT Service Management (ITSM) tools.
• Strong troubleshooting skills and the ability to prioritise incidents effectively.
• Good communication and documentation skills.
• CCNA certification is preferred.
• Willingness to work 12-hour rotational shifts, including nights, weekends and public holidays, to support 24x7 operations.

EA Licence No.:18S9405 / EA Reg. No.:R1330864

We encourage applicants to follow Percept Solutions on LinkedIn at https://www.linkedin.com/company/percept-solutions/ to stay informed about new opportunities and events.