L1 Network Ops Engineer

Exasoft Pte. Ltd.; Singapore; On-site; SGD 48,000 - 64,000; Full time

Job summary

Exasoft Pte. Ltd. in Singapore is seeking a Network Operations Specialist to monitor and troubleshoot enterprise networks, including LAN/WAN, switches, and load balancers.

You will log incidents in ITSM systems, perform first-level troubleshooting, and support on-site installations while participating in shifts.

Qualifications

• Experience in network operations or a NOC environment.
• Hands-on exposure to Aruba and/or Cisco switches.
• Familiarity with ping, traceroute, Wireshark.
• CCNA/ACSA/CCSA or ITIL Foundation preferred.
• Willingness to travel and rotate shifts, weekends, on-call.

Responsibilities

• Monitor network health, device availability, and link utilization.
• Perform first-level troubleshooting of LAN, WAN, and connectivity issues.
• Log and manage incidents in ITSM tools and lift unresolved issues to L2/L3.
• Configure and troubleshoot Aruba/Cisco switches, including VLANs, ports, MAC/ARP, Dot1x, and PoE.
• Monitor and troubleshoot Check Point firewalls and A10 load balancers.
• Support device installation, rack and stack, cabling, hardware replacement, and on-site activities.
• Execute approved changes, configuration backups, health checks, and network documentation.

Education

Bachelor's degree or diploma in IT/CS

Tools

Aruba switches

Cisco switches

Check Point firewalls

A10 load balancers

ITSM tools

Job description

Responsibilities

• Monitor network health, device availability, and link utilization.
• Perform first-level troubleshooting of LAN, WAN, and connectivity issues.
• Log and manage incidents in ITSM tools and lift unresolved issues to L2/L3.
• Configure and troubleshoot Aruba/Cisco switches, including VLANs, ports, MAC/ARP, Dot1x, and PoE.
• Monitor and troubleshoot Check Point firewalls and A10 load balancers.
• Support device installation, rack and stack, cabling, hardware replacement, and on-site activities.
• Execute approved changes, configuration backups, health checks, and network documentation.

Requirements

• Bachelor's degree or diploma in IT, Computer Science, Electronics, or a related field.
• 1–3 years of experience in network operations or a NOC environment.
• Hands‑on exposure to Aruba and/or Cisco switches.
• Working knowledge of Check Point firewalls and basic understanding of A10 load balancers or similar ADC platforms.
• Good understanding of OSI/TCP-IP, VLANs, Dot1x, STP, subnetting, routing, DHCP, DNS, and NAT.
• Familiarity with ping, traceroute, Wireshark, and ITSM ticketing tools.
• CCNA, ACSA, CCSA, or ITIL Foundation certification preferred.
• Willingness to travel and work rotational shifts, weekends, and on-call as required.