Senior Network Engineer: Low-Latency Trading Infrastructure

EC1 Partners; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

EC1 Partners Singapore is expanding its infrastructure team to support critical trading platforms and low-latency production systems. The Senior Network Engineer will manage global production networking, collaborate with multiple regions, and improve automation and incident response.

The role emphasizes hands-on engineering in a fast-paced financial markets environment, with a focus on connectivity to exchanges, market data, and vendor services.

Qualifications

• Strong hands-on network engineering experience in a production environment.
• Good knowledge of routing, switching, TCP/IP, BGP, OSPF, multicast, VLANs, firewalls, and network security.
• Experience with high-availability, low-latency, or business-critical infrastructure.

Responsibilities

• Support and maintain low-latency network infrastructure across a global production environment.
• Troubleshoot complex network issues across routing, switching, firewalls, connectivity, latency, packet loss, TCP retransmissions, multicast, and performance.
• Work on network changes, upgrades, maintenance windows, and capacity planning.
• Support connectivity into exchanges, brokers, data centres, vendors, customers, and other market participants.
• Assist with customer connectivity onboarding, testing, certification, and troubleshooting.
• Use packet capture and analysis tools to investigate market data behaviour, packet loss, latency, multicast gaps, and connectivity issues.
• Partner with engineering and infrastructure teams on incident response, root cause analysis, service restoration, and long-term remediation.
• Contribute to network automation, monitoring, documentation, and operational process improvement.
• Support production environments that require strong ownership, attention to detail, and high levels of trust.

Skills

Networking experience

Networking protocols

Troubleshooting

Packet capture

Scripting & automation

AWS networking

Certifications

Tools

Wireshark

Corvil

tcpdump

Grafana

Job description

EC1 Partners Singapore is expanding its infrastructure team to support critical trading platforms and low-latency production systems. The Senior Network Engineer will manage global production networking, collaborate with multiple regions, and improve automation and incident response.

The role emphasizes hands-on engineering in a fast-paced financial markets environment, with a focus on connectivity to exchanges, market data, and vendor services.