Seeking a Senior Network Engineer to design, build, and maintain a global communications infrastructure supporting high-frequency trading and data research across 25+ countries. This role involves managing large-scale, low-latency networks, collaborating with cross-functional teams, and handling projects from product selection to troubleshooting. Candidates should have 5-10 years of experience, expertise in networking protocols, managing Cisco/Arista devices, and familiarity with low-latency transmission systems. Skills in packet analysis, Linux utilities, and network troubleshooting are essential. Desirable skills include cloud networking, automation tools, and programming. The position offers a competitive salary ($200k–$300k), bonuses, comprehensive benefits, and a collaborative, innovative culture focused on technology and diversity. Candidates should be problem-solvers with strong communication and teamwork skills. Use of AI tools during hiring is prohibited.