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.