Senior Software Engineer- Embedded Systems

Responsibilities

• Develop and improve software modules within IOS-XR to support NPU or fabric sub-systems
• Contribute to XR platform software that interfaces with the ASICs for platform enablement, interrupt management, health monitoring of the fabric subsystem including performance qualification and resolving issues on the fabric datapath
• Contribute to platform software for security protocols such as MACSec
• Participate in debugging and resolving system-level issues across software and hardware boundaries.
• Contribute to the design of scalable and maintainable software components for NPU management
• Participate in unit testing, system testing, and automation efforts to ensure high-quality work.
• Conduct code reviews and mentor junior engineers

Requirements

• Bachelors + 6 years of related experience OR Masters + 4 years of related experience OR PhD + 1 year of related experience.
• Programming experience in C/C++.
• Experience using Python to build automated test suites for kernel module validation, including experience with frameworks like Pytest.
• Experience with Linux Operating Sytems and debugging tools.
• Experience with core networking technologies, including TCP/IP, routers, switches, and Network Processing Units (NPUs).
• Understanding of Linux operating systems, development/debugging tools, and memory management.
• Experience designing and implementing multi-threaded applications and architectures.
• Ability to troubleshoot and resolve complex, system-level issues across multiple integrated components.
• Experience with industry-standard debugging tools (e.g., GDB) and memory analysis tools (e.g., Valgrind).
• Experience leveraging AI-powered tools to enhance coding, code reviews, and testing workflows.
• Experience developing and maintaining unit test (UT) automation frameworks.
• Knowledge of MACsec, PCIe, or DMA is considered a plus.
• Understanding of tools such as GIT, Bitbake, Jira, Jenkins and CI/CD pipeline tools.
• Why Cisco?
• We are Cisco, and our power starts with you.
• Message to applicants applying to work in the U.S. and/or Canada:
• The starting salary range posted for this position is $165,000.00 to $241,400.00 and reflects the projected salary range for new hires in this position in U.S. and/or Canada locations, not including incentive compensation*, equity, or benefits.
• U.S. employees are offered benefits, subject to Cisco's plan eli

Benefits

Additional Information

The application window is expected to close on: 04/27/2026 Job posting may be removed earlier if the position is filled or if a sufficient number of applications are received . Meet the Team The Cisco Distributed System Engineering (DSE) group owns the development of products that power the world's largest networks, driving the industry's transformation to support the growing demands of AI/ML workloads and increasing internet usage. By using open-source technologies and advancing Systems and Silicon Architecture, the team builds large-scale distributed systems and delivers end-to-end product development and production support in a fast-paced environment.

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