Software Engineer (simulator) - San Jose, CA

The application window is expected to close on: 04/30/2026 Job posting may be removed earlier if the position is filled or if a sufficient number of applications are received. Meet the Team Join the Cisco Silicon One team in developing a unified silicon architecture for web-scale, service provider, and enterprise networks. Cisco's silicon team provides an outstanding, unique experience for Software and ASIC engineers by combining the resources offered by a sizable multi-geography silicon organization and a large campus (with an on-site gym, healthcare, café, social interest groups, and philanthropy) with the startup culture and breadth of growth opportunities that working in a smaller ASIC team can provide. Your Impact We are seeking a motivated Software Engineer to join our team and contribute to the development of a functional simulator for the Cisco SiliconOne family of switching and routing ASIC devices. This simulator plays a vital role in accelerating our product development process and ensuring high-quality hardware solutions. In this role, you will: Work under the guidance of senior engineers to help implement and maintain components of the simulator based on architecture specifications. Collaborate with the ASIC Architecture, Software, and Hardware teams to understand requirements and support their use of the simulator as a reference for development. Participate in troubleshooting, testing, and validating simulator functionalities. Learn and apply industry best practices in model development and integration. Minimum Qualifications: Bachelors degree in Computer Science, Computer Engineering, or related degree, and 5+ years of related experience, or Masters degree in Computer Science, Computer Engineering, or related degree, and 3+ years of related experience with hands-on Software and/or ASIC development Demonstrated programming experience with C and C++, or System Verilog, or Design Verification Consistently achieved effective communication and problem-solving skills Preferred Qualifications: Prior experience designing and implementing ASIC functional simulators Prior experience in Data Networks Possess both Software development and ASIC development experience 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. 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. Message to applicants applying to work in the U.S. and/or Canada: The starting salary range posted for this position is $152,500.00 to $219,200.00 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. Individual pay is determined by the candidate's hiring location, market conditions, job-related skillset, experience, qualifications, education, certifications, and/or training. The full salary range for certain locations is listed below. For locations not listed below, the recruiter can share more details about compensation for the role in your location during the hiring process. U.S. employees are offered benefits, subject to Cisco’s plan eligibility rules, which include medical, dental and vision insurance, a 401(k) plan with a Cisco matching contribution, paid parental leave, short and long-term disability coverage, and bas ... (truncated, view full listing at source)