This job posting is for a senior software engineer position at Cisco developing software for high-end routing platforms. The role will involve actively participating in architecture, design, and implementation of platform software like drivers and resource management. Key responsibilities include working on routing infrastructure and protocols, developing technology for service provider and enterprise customers, and working on cutting-edge core routers and developing next-generation platforms. The ideal candidate will have excellent C programming skills, deep understanding of routing protocols and infrastructure, experience with multi-threaded and distributed systems, and 8+ years of experience.