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we are seeking a Lead System Architect to join our system architecture team and help define NR-NEXUS, our next-generation AI inference platform.

Responsibilities

Lead the software architecture and technical roadmap for NR-Nexus
Write system specifications for NR-Nexus product
Research AI infrastructure, SaaS platforms, model serving, and inference trends
Work with engineering to translate technical capabilities into product value
Work closely with engineering teams to optimize performance, scalability, and feature delivery.
Define performance goals and lead profiling, benchmarking, and optimization efforts for GenAI and distributed AI workloads.
Collaborate with customers, partners, and open-source communities to ensure ecosystem compatibility and adoption.
Mentor software engineers and provide technical leadership

A significant part of the role involves building end-to-end integration flows and tests, particularly around token generation pipelines and system orchestration, as well as contributing to intelligent system behavior such as hardware selection and execution strategies. The role also includes developing system-level logic in Python for multi-tenant management, caching strategies, and service lifecycle management across the platform.

***This is not a Data Science position***

Responsibilities:

Build and maintain end-to-end integration flows across the AI inference pipeline (serving, orchestration, APIs, and infrastructure)
Design, implement, and optimize LLM inference workflows, including prefill and decode stages
Improve system performance with focus on throughput, latency, and interactivity
Write production-grade components in Python and integrate them into the broader system
Contribute to system-level logic such as smart hardware selection and execution strategies
Integrate models (open source and custom), services, and APIs into cohesive, reliable end-to-end application pipelines

We are looking for a Senior Software Engineer to help build and optimize large-scale, high-performance GenAI infrastructure and inference systems on Kubernetes.

As AI workloads increasingly move toward Kubernetes-native infrastructure, we are building systems that support distributed inference, performance optimization, reliability, observability, and production-grade deployment at scale.

This role is ideal for an engineer who can reason deeply about systems, performance, tradeoffs, and reliability, and who is comfortable owning difficult technical decisions end-to-end.

You will work across inference serving, distributed systems, optimization, and Kubernetes-native AI infrastructure.

What Youll Do

Build and optimize high-performance Kubernetes-native GenAI inference systems
Work with modern inference stacks such as vLLM, SGLang, TensorRT-LLM, and related tooling
Work with Kubernetes-native distributed LLM inference frameworks such as llm-d and NVIDIA Dynamo
Design and implement optimization algorithms and performance improvements
Improve reliability, observability, deployment, and operational maturity of AI systems
Make architectural decisions and take ownership of technical outcomes
Collaborate with a small, senior engineering team focused on performance and production quality

AI scale-out communication is a critical element in modern data centers, and emerging standards such as Ultra Ethernet aim to address this challenge. This role focuses on defining a high-performance Smart NIC architecture optimized for GPU-centric AI workloads, with emphasis on low-latency, high-bandwidth data movement.

You will work across hardware and software domains, collaborating closely with AI, platform, driver, and VLSI teams to design a competitive scale-out networking solution.

Responsibilities

Lead the software architecture and technical roadmap for or next-generation ultra low-latency AI-SuperNIC software stack, including drivers, firmware, libfabric, and libibverbs.
Define the partitioning and interfaces between hardware, firmware, kernel drivers, user-space libraries, and AI frameworks.
Lead the design and implementation of high-performance networking, RDMA, and GPU-direct communication capabilities.
Drive software support for emerging technologies and standards such as UEC, UALink, MRC and RoCEv2 ecosystems.
Work closely with hardware, system architecture, and VLSI teams to optimize performance, scalability, and feature delivery.
Define performance goals and lead profiling, benchmarking, and optimization efforts for GenAI and distributed AI workloads.
Collaborate with customers, partners, and open-source communities to ensure ecosystem compatibility and adoption.
Mentor software engineers and provide technical leadership across firmware, driver, and networking software development

Join our architecture team, the core of silicon development .
Our architects manage all aspects of system chip development and provide specifications to various development teams. In this role you will:
Define the features and specifications of future devices.
Utilize a data-driven approach to model and analyze networks of tomorrow, providing optimal solutions for our customers.
Model, analyze, and present simulation results for cutting-edge networking solutions across various use cases.
Apply strong networking research skills and a robust theoretical background to your work.

Come join us and help shape groundbreaking solutions by designing, developing, and testing some of the most complex ASICs in the industry.
What You Will Do:
In this role, you will be part of the Switch ASIC Post-Silicon Electrical Validation (EPSV) team.
Ensure the ASIC operates according to specifications and reliably over time by performing extensive, high-precision measurements using advanced test equipment and procedures.
Conduct deep-dive investigations, integrating knowledge across hardware, software, and system domains to identify root causes of observed device behavior.
Handle all chip validation aspects, including:
Building validation plans.
Performing EPSV using advanced test and measurement equipment.
Writing tests in Python over device SDK.
Executing tests and analyzing results.
You will gain in-depth knowledge of chip architecture, functionality, and operating modes, enabling you to debug and resolve electrical chip-related issues.

We are excited to announce that the Cisco Silicon One team is undergoing rapid growth, and we are looking for a C++ Software Developer.
Meet the Team:
Join the Cisco Silicon One team developing a unified silicon architecture for web-scale and service provider networks. Cisco's silicon team provides an outstanding, unique experience for ASIC and Software engineers by combining the resources offered by a sizable multi-geography silicon organization with the startup culture and breadth of growth opportunities that working in a smaller team can provide.
Your Impact:
Craft and develop software driving the world's most complex infrastructures
Gain intimate knowledge of world-class silicon and programming models
Work with architecture and design teams to define the next generation of ASIC products being developed

we are seeking a highly motivated and experienced Senior Software Engineer for a position focused on developing innovative network device monitoring and visualization solution.
Meet the Team:
This position is part of organization, based in Israel. Silicon One is the foundation of industry-leading networking hardware products, pushing the boundaries of technology and driving the next generation of high-performance, scalable solutions.
Your Impact:
Design and develop visualization capabilities within our SDK environment
Lead the development of a brand-new comprehensive self-monitoring system for network devices from the ground up
Implement a comprehensive model for capturing and managing network state information
Drive cross-team collaboration and technical strategy
Work closely with senior technical leadership
Create and refine technical requirements and system designs
Build new systems and frameworks from the ground up

We are looking for an experienced Design Verification engineer to join our DFT team and help establish and grow DFT DV activity in the Cisco SiliconOne DFT team. This role is relevant for engineers with experience in DV roles, either in DFT DV or in other verification domains, who are interested in becoming familiar with DFT design, verification methodologies, and the challenges of validating testability features in advanced silicon.
Your Impact:
Lead and drive DFT verification activities within the Cisco SiliconOne DFT team.
Develop verification plans, environments, checkers, assertions, and coverage models for DFT features.
Verify DFT architecture and implementation in close collaboration with DFT, design, architecture, and verification teams.
Work on verification of scan, MBIST, IJTAG/JTAG, test access mechanisms, DFT controllers, and related SoC-level test features.
Debug complex pre-silicon issues across RTL, verification environments, and DFT logic.
Contribute to scalable methodologies, reusable verification components, and best practices for DFT DV.
Help bridge between general DV methodologies and DFT-specific design and verification needs.

Come join us and help shape groundbreaking solutions by designing, developing, and testing some of the most complex ASICs in the industry.
In this role, you will be part of the Switch ASIC Post-Silicon Electrical Validation (EPSV) team.
Ensure the ASIC operates according to specifications and reliably over time by performing extensive, high-precision measurements using advanced test equipment and procedures.
Conduct deep-dive investigations, integrating knowledge across hardware, software, and system domains to identify root causes of observed device behavior.
Handle all chip validation aspects, including:
Building validation plans.
Performing EPSV using advanced test and measurement equipment.
Writing tests in Python over device SDK.
Executing tests and analyzing results.
You will gain in-depth knowledge of chip architecture, functionality, and operating modes, enabling you to debug and resolve electrical chip-related issues.

Join our architecture team, the core of silicon development .
Our architects manage all aspects of system chip development and provide specifications to various development teams. In this role you will:
Define the features and specifications of future devices.
Utilize a data-driven approach to model and analyze networks of tomorrow, providing optimal solutions for our customers.
Model, analyze, and present simulation results for cutting-edge networking solutions across various use cases.
Apply strong networking research skills and a robust theoretical background to your work.

we are seeking a highly motivated and experienced Senior Software Engineer for a position focused on developing innovative network device monitoring and visualization solution.
Meet the Team:
This position is part of Silicon One organization, based in Israel. Silicon One is the foundation of industry-leading networking hardware products, pushing the boundaries of technology and driving the next generation of high-performance, scalable solutions.
Your Impact:
Design and develop visualization capabilities within our SDK environment
Lead the development of a brand-new comprehensive self-monitoring system for network devices from the ground up
Implement a comprehensive model for capturing and managing network state information
Drive cross-team collaboration and technical strategy
Work closely with senior technical leadership
Create and refine technical requirements and system designs
Build new systems and frameworks from the ground up

we are looking for a Senior Software Program Manager.
You will lead sophisticated, multi-functional programs spanning silicon development, firmware, and system delivery, driving execution from initial concept through production. You will collaborate with engineering and operations teams to deliver high-quality solutions, craft effective processes, and ensure strategic alignment across the organization.
Specific Responsibilities include:
Driving end-to-end program execution for the Silicon One ASIC software ecosystem, including integration with industry-leading network operating systems.
Serving as a key interface for New Product Introduction (NPI) programs for next-generation devices.
Leading cross-functional alignment across engineering teams in a globally distributed environment.
Owning program schedules, milestones, dependencies, risk management, and executive communications.
Partnering with software engineering leaders to ensure tight hardware/software co-development and integration.
Liaising with internal business units and customers to collect requirements and manage prioritization across competing stakeholder interests.
Driving accountability for outcomes while working through influence in environments with high ambiguity, rapid change, and ambitious timelines.

We are looking for an experienced Design Verification engineer to join our DFT team and help establish and grow DFT DV activity in the DFT team.
This role is relevant for engineers with experience in DV roles, either in DFT DV or in other verification domains, who are interested in becoming familiar with DFT design, verification methodologies, and the challenges of validating testability features in advanced silicon.

Join the PHY system team, a pivotal part of silicon development. Our team focuses on the PHY and system aspects of our devices, including PHY firmware, calibrations, system definitions, operations, and post-silicon validation.
Key responsibilities include:
Working with the latest silicon technologies and processes to build large-scale, complex devices at the forefront of feasibility.
Contributing to the development of PHY firmware and system calibrations.
Participating in system definitions, operations, and post-silicon validation activities.