Network Engineer

Radix Trading Experienced Job Board; New York, Chicago (NY, IL); On-site; USD 90,000 - 130,000; Full time

Job summary

Radix Trading is looking for an experienced Network Engineer to manage and optimize their low-latency network infrastructure in New York. This role involves overseeing network architecture for trading environments, ensuring optimal performance, and troubleshooting complex issues.

The ideal candidate will possess expert-level networking knowledge and experience with vendor hardware such as Arista and Cisco. A strong background in Python scripting for network automation is also essential. Join Radix Trading to help shape the future of our network.

Qualifications

• Expert knowledge of networking and TCP/IP protocols.
• Experience with vendor hardware and operating systems, including Arista, Cisco, and Juniper.
• Proficiency in Python scripting for network automation.

Responsibilities

• Oversee the architecture, design, and strategy for research, enterprise, and trading networks.
• Lead the design and deployment of trading network infrastructure.
• Troubleshoot complex network issues promptly.

Skills

Networking and TCP/IP protocols

Vendor hardware proficiency (Arista, Cisco, Juniper)

Python scripting for automation

Unix/Linux command line tools

Job description

Radix Trading is seeking an experienced Network Engineer to design, implement, and manage our complex, low‑latency network infrastructure. In this pivotal role, you will operate with a high degree of independence to ensure the reliability, performance, and optimization of our global network. The ideal candidate has deep expertise in networking within fast‑paced trading environments and excels at solving challenging technical problems at scale.

Responsibilities

• Oversee the architecture, design, and strategy for research, enterprise, and trading networks.
• Lead the design and deployment of trading network infrastructure, ensuring optimal performance and low latency.
• Troubleshoot complex network issues, ensuring minimal disruption to trading activities.
• Collaborate with internal teams to ensure network systems meet trading application requirements.
• Maintain and improve networking standards across the organization, adhering to best practices and regulatory requirements.
• Work with remote datacenter teams to troubleshoot complex hardware, cabling, and optics issues.
• Develop scripts and tools for network automation and monitoring.
• Lead initiatives to ensure network scalability and performance in line with business goals.
• Provide expert guidance on networking protocols.

Skills & Qualifications

• Expert knowledge of networking and TCP/IP protocols.
• Experience with vendor hardware and operating systems, including Arista, Cisco, and Juniper.
• Proficiency in Python scripting for network automation.
• Strong knowledge of Unix/Linux network stack and command line tools. Experience with multicast design, especially in high‑performance trading environments.
• Trading network experience is highly desired.
• Results‑oriented, highly flexible, team player.
• Strong problem‑solving skills and the ability to lead network projects.