Senior Software Engineer, Platform Infrastructure, San Jose, CA

Join Cisco's MIG Routing team group at the forefront of developing the innovative technologies that keep the world's largest networks running. As part of our team, you'll collaborate with industry-leading engineers who are passionate about solving complex technical challenges and setting new benchmarks for performance and reliability. The MIG Routing team is known for its supportive culture, commitment to continuous learning, and its direct impact on the evolution of global connectivity. Here, you'll have the opportunity to work on transformative projects that shape the backbone of the internet and drive Cisco's leadership in the networking industry.

This is your chance to play a central role in building the software that powers Cisco's most advanced networking systems. You'll be hands-on from day one-designing, developing, and delivering the next-generation Network Operating System that supports some of the world's largest and most complex networks. You'll see your work make a real difference, from concept to launch, and tackle unique engineering challenges in high-bandwidth environments. Whether you're collaborating on new features, solving critical software issues, or helping define technical architecture, you'll be an essential part of a team that values your ideas and expertise.

• Develop networking software solutions and platform capabilities for Cisco's modular and distributed next-generation Network Operating System
• Work with engineering and product teams to move projects from concept through delivery
• Implement products and features for large-scale systems that run complex code in high bandwidth environments
• Troubleshoot and resolve software defects in components ranging from kernel modules to user-space applications
• Partner with cross-functional teams on system and feature design and architecture

• Bachelor's degree in STEM with 6+ years OR Master's degree with 4+ years of experience in software development
• C, C++, and Python experience
• Hands-on experience with embedded systems, Linux, Realtime OS fundamentals, interrupt handling, device driver development, inter-process communication, and bus architectures (PCIe, I2C, etc.).
• Experience with Datapath technologies, including optics, PHY, and SerDes
• Experience with optical networking technologies and components
• Experience in writing test automation software for software unit testing.

• Experience in SerDes technology (design, implementation, troubleshooting).
• Experience with coherent optical technology, including transceivers and modulation formats.
• Understanding of physical layer protocols, signal processing, and modulation techniques.
• AI/ML knowledge is a plus for innovating daily workflows
• Experience using AI tools for improved software development productivity and effective troubleshooting
• Excellent written and verbal communication skills.
• Strong problem-solving and root cause analysis abilities.

Why Cisco? At Cisco, we're revolutionizing how data and infrastructure connect and protect organizations in the AI era - and beyond. We've been innovating fearlessly for 40 years to create solutions that power how humans and technology work together across the physical and digital worlds. These solutions provide customers with unparalleled security, visibility, and insights across the entire digital footprint. Simply put - we power the future.

Fueled by the depth and breadth of our technology, we experiment and create meaningful solutions. Add to that our worldwide network of doers and experts, and you'll see that the opportunities to grow and build are limitless. We work as a team, collaborating with empathy to make really big things happen on a global scale. Because our solutions are everywhere, our impact is everywhere. We are Cisco, and our power starts with you.