Software Engineer - Network Simulation & Digital Twins

Cisco Systems, Inc.; Milpitas (CA); On-site; USD 155,000 - 223,000; Full time

Job summary

Cisco Systems, Inc. in Milpitas, CA is seeking a software engineer to define, design, develop, test, and maintain software that accelerates the development of Cisco IOS XR and SONiC.

You will lead the implementation and optimization of simulation software and tools, develop digital twins for routing and AI fabric products, and build large-scale distributed systems. In this role, you will apply advanced theoretical and practical knowledge to create functional, system-level models for

Qualifications

• Bachelor's degree + 5 years of related experience, or Master's + 3 years, or PhD + 0 years in CS/CE/EE.
• Two years of experience as a Software Engineer developing simulation models.
• Experience with SoC design and architecture.
• Experience developing software using C++ in Linux environments.
• Experience with CI/CD processes.
• Experience using Python for test automation.
• Experience debugging models, drivers, and operating systems.

Responsibilities

• Developing virtual board models for next-generation routing platforms.
• Modeling FPGA/ASICs, devices, sensors, and related hardware components.
• Integrating hardware models and packet-processing models into virtual boards.
• Designing, implementing, and optimizing simulation software and development tools.
• Developing digital twins of router and AI fabric products.
• Building and maintaining large-scale distributed systems.
• Developing automated tests and executing regression testing.
• Debugging simulation models, drivers, and network OS software.
• Providing timely technical support to engineering teams.
• Contributing to relevant open-source projects and technologies.

Skills

C++ in Linux

CI/CD

Python for tests

Debugging

SoC design

Packet modeling

Education

Bachelor's degree in CS/CE/EE

Masters preferred or PhD

Tools

Linux

GIT

Job description

Cisco Systems, Inc. in Milpitas, CA is seeking a software engineer to define, design, develop, test, and maintain software that accelerates the development of Cisco IOS XR and SONiC.

You will lead the implementation and optimization of simulation software and tools, develop digital twins for routing and AI fabric products, and build large-scale distributed systems. In this role, you will apply advanced theoretical and practical knowledge to create functional, system-level models for