Senior Software Engineer (C++, Python, Pytest, Linux), San Jose, CA

At Cisco, we are a global leader in networking and IT, driving innovation and redefining how people connect, communicate, and collaborate. Our mission is to shape the future of the internet by creating unprecedented value and opportunity for our customers, employees, investors, and ecosystem partners. We are committed to encouraging a partnership environment where everyone can thrive and participate in our collective success.

You will be part of an energetic and dynamic development team working to transform the way we work, live, play, and learn. As a key contributor, you will collaborate with cross-functional teams to develop next-generation software solutions, define strategies for future products, and deliver a high standard of quality to create a meaningful impact for our customers.

• Develop networking software solutions and platform capabilities for modular and fully distributed next-generation Cisco Network Operation System that powers Cisco's cutting-edge routing/switching systems.
• Collaborate closely with engineering and product teams to develop software from the conceptualization phase through to customer delivery.
• Implement products and features for large-scale systems that run complex code in high-bandwidth environments, demonstrating strong communication skills, teamwork, and the ability to handle challenging high-priority tasks.
• Troubleshoot and resolve software defects in components that range from kernel modules to applications.
• Work closely with a cross-functional team, driving and collaborating with other technical leaders and software engineers on system and functional design and architecture of new features.
• Write specification documents and review and sign off on requirements documents.
• Commit to a higher standard of quality, even under time-to-market pressures.

• Bachelor's degree with 8+ years of experience, OR Master's degree with 6+ years of experience in software development.
• Programming skills in C/C++, Python, and shell scripts.
• Experience with embedded systems, Linux Kernel, and real-time OS fundamentals.
• Experience with pytest for developing test cases.
• Experience in Object-Oriented Programming (OOP)

• Experience with Cisco networking devices or similar hardware.
• Expertise with pytest fixtures, hooks, and advanced pytest features.
• Experience with tools like mypy and pylint.
• Practical experience with SSH, Telnet, and gRPC for connectivity.
• Familiarity with the Netmiko library for network automation.
• Experience with SWIG for generating Python interfaces for C APIs.
• Familiarity with CI/CD pipelines and tools like Jenkins, GitHub Actions, or GitLab CI.
• Proficiency in Git for version control.
• Ability to debug network connections, API errors, and system-level issues.
• AI/ML knowledge or experience is a plus.

#WeAreCisco where every individual brings their unique skills and perspectives together to pursue our purpose of powering an inclusive future for all.

Our passion is connection-we celebrate our employees' diverse set of backgrounds and focus on unlocking potential. Cisconians often experience one company, many careers where learning and development are encouraged and supported at every stage. Our technology, tools, and culture pioneered hybrid work trends, allowing all to not only give their best, but be their best.

We understand our outstanding opportunity to bring communities together and at the heart of that is our people. One-third of Cisconians collaborate in our 30 employee resource organizations, called Inclusive Communities, to connect, foster belonging, learn to be informed allies, and make a difference. Dedicated paid time off to volunteer-80 hours each year-allows us to give back to causes we are passionate about, and nearly 86% do!

Our purpose, driven by our people, is what makes us the worldwide leader in technology that powers the internet. Helping our customers reimagine their applications, secure their enterprise, transform their infrastructure, and meet their sustainability goals is what we do best. We ensure that every step we take is a step towards a more inclusive future for all. Take your next step and be you, with us!