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The Role
Were looking for a strong software engineer who can own complex problems, turn them into crisp technical requirements, and deliver robust solutions within our distributed system.
You will join a team that owns the host layer between applications and hardware, including Linux kernel/OS integration, Docker engine, system security hardening and features, and other foundational infrastructure.
The work is hands-on, performance- and reliability-critical, and involves investigating and researching complex flows across the stack (hardware, kernel, userspace, containers).
What success looks like
You deliver changes that are secure, observable, and maintainable.
You collaborate with application teams and hardware/firmware engineers to unblock system-level issues.
You can explain tradeoffs (performance vs. safety vs. complexity) and defend design decisions.

We are looking for a Senior Software Engineer to join our CI Infrastructure team within the Platform Engineering organization.
The team designs, builds, and operates the internal engineering platform that powers our companys build, test, and security validation workflows. This includes large-scale orchestration of complex test environments, hybrid cloud/on-prem execution infrastructure, DevSecOps integrations (SCA, SAST, policy enforcement), and advanced optimization mechanisms.
Our mission is to provide a scalable, reliable, and intelligent CI platform that enables hundreds of engineers to build and validate a complex distributed networking product efficiently and safely.
This is a hands-on engineering role focused on scalability, observability, reliability, and intelligent automation, with direct impact on engineering velocity and release confidence.
What Youll Do
Design and evolve scalable CI infrastructure for build and large-scale test execution
Develop automation and orchestration systems across hybrid environments (AWS and on-prem)
Integrate and optimize security validation flows (SCA, SAST, quality gates) within CI
Improve reliability, performance, and observability across high-volume CI workloads
Develop AI-assisted tooling and agents to optimize test selection, failure analysis, and resource utilization
Analyze CI data to identify bottlenecks, flakiness patterns, and optimization opportunities
Collaborate with R&D, Automation, and Security teams to continuously improve CI architecture and best practices
Take ownership of critical platform components used daily by large engineering teams.

If youre looking to build something big, solve real problems, and grow fast-wed love to meet you.

Responsibilities:

Own, enhance, and improve core platform

Build and maintain systems for collecting and processing metrics from client environments

Focus on system efficiency and resilient infrastructure

Integrate well-known SaaS platforms into big data repository (e.g., major cloud providers, Datadog, Snowflake)

Optimize Spark and Airflow processes

Contribute to data design and platform architecture while working closely with other business units and engineering teams

Face the challenges of testing and monitoring large-scale data pipelines

Were looking for a Senior Software Developer who combines strong technical skills with product intuition and a sense of ownership. Youll work across the stack - from infrastructure to backend services and intuitive UI/UX - building scalable, high-impact systems that shape how organizations secure their AI.
What youll do
Own and run major features and subsystems end-to-end - youll take ideas from concept to production and beyond (monitoring, iteration, refinement).
Work across the full stack: infrastructure, platform, backend services, APIs, and UI/UX. Youll be comfortable shifting between how do we deploy this reliably to how does the user experience this.
Drive team culture of ownership, craftsmanship, iteration and delivery: were not just about shipping features but owning the outcome, learning fast, and improving continuously.
Mentor and support other engineers: bring in the best practices of maintainability, scalability, reliability, and product thinking.

We are looking for an excellent Software Engineer to join the InfiniBand Switch and NVLink FW group in Tel-Aviv / Raanana. As the team member, you will be part of a major development effort for the next-generation networking products. The verification team develops cutting-edge networking features for cloud, HPC and storage. We drive the data growth of the worlds biggest companies. With talented engineers around the globe, the work environment is dynamic, meaningful, and fast-paced. Are you ready for the challenge?
What you will be doing:
As a Senior Software Engineer, you will part of a group of firmware verification engineers, using your expertise in C++ and Python in an Agile methodology.
Develop the verification process, aligning with quality standards and project timelines.
Design and implement new features in the core of Switch and GPUs
Drive and facilitate the planning, scheduling, and execution of the project and activities of the team
Collaborate with architecture and different software design teams as part of the software development lifecycle.
Work in pre and post-silicon development environments of next-generation networking products.
Gain a deep understanding of networking technology, system debugging and stacks, as well as the HW/FW/SW relationship.
Innovate! Bring our FW switching products to shine in customers view.

We are looking for a Senior Software Engineer. You will work with highly experienced engineers to provide the world's outstanding SmartNIC products for cloud-computing, research, medical, automotive, finance, weather, telco, and more. We are developing some of the core libraries of the DOCA SD, rapidly growing DOCA functionality and use cases. With DOCA, developers can program the data center infrastructure by creating software-defined, cloud-native, secured, HW-accelerated services.
We also take significant part in the Linux-foundation DPDK (dpdk.org) project, and expand the Mellanox PMD in particular, providing the framework and common API for fast packet processing in user space. Our goal is to enable breakthrough network performance, using our SmartNIC hardware capabilities and address the performance, scale and security demands of modern software-defined enterprise data centers and public cloud infrastructure.
What you'll be doing:
You will architect, design, and develop the next-generation technology in network acceleration, as well as work with best-in-class technical leaders in this domain.
Engage with customers and architects to understand the requirements and derive the software design accordingly.
Collaborate with other engineering teams that develop the upper layers applications like virtual switches (OVS, VPP, and etc.) and lower layers like driver, kernel, FW, and HW.

We are looking for an excellent Senior Firmware Engineer to join the NVLink FW group in Tel-Aviv / Raanana. As a Senior Engineer you will be taking part in designing, implementing and leading major development firmware features, delivering the next-generation data center products who lead the AI revolution.
The Firmware team develops cutting-edge networking features for cloud, HPC and AI. We drive the data growth of the worlds biggest companies. With talented engineers around the globe, the work environment is dynamic, meaningful, and fast-paced. Are you ready for the challenge?
What you will be doing:
Collaborate with architecture and different software design teams as part of the software development lifecycle.
Design and implement new features in the core of our NVLINK firmware.
Work in pre and post-silicon development environments of next-generation networking products.
Gain a deep understanding of system debugging, networking technology, and stacks, as well as the HW/FW/SW relationship.
Innovate! Bring our FW NVLINK products to shine in customers view.

We are hiring exceptional software engineers to build and optimize the core inference infrastructure for large language models. Join the TensorRT‑LLM team - the group defining how generative AI performs at global scale on our GPUs. Were looking for engineers who love squeezing every drop of throughput, memory efficiency, and scalability out of modern model runtimes. Your work will directly shape the frameworks behind state‑of‑the‑art LLM inference used across the company and the AI community. Join us to redefine what fast means for LLM inference - building the frameworks that power the next generation of generative AI at scale.
What you'll be doing:
Design, implement, and optimize high‑performance inference pipelines for large language models running on GPUs
Profile and tune model execution across the stack - from scheduler design to kernel fusions and everything in-between
Design and experiment with memory management strategies for improved memory bandwidth optimization and cache efficiency
Innovate and Implement cutting-edge techniques such as Speculative Decoding, Context Caching, and FP8/INT4 quantization to push the boundaries of tokens-per-second-per-watt
Develop and maintain benchmarking and testing systems that quantify latency, utilization, and efficiency.

We are looking for an enthusiastic software engineer to join our AI networking acceleration team, to work on a groundbreaking open-source library, using hardware offloads, GPU Kernels and RDMA network cards. Our product is a performance-oriented low-level infrastructure, crafted to change the way inference works.
We thrive as a team in a deeply strong environment, and we're passionate about innovation. The rewards are sweet and include working with some of the brightest people in the industry, an aggressive compensation plan that rewards top performers, and the opportunity to collaborate on products that transform daily the way people work and play.
What you'll be doing:
Developing a highly optimized inference framework
Running on the worlds largest supercomputers and data centers.
The work environment is dynamic and challenging as our employees work on innovative, next-generation products at the forefront of technology in terms of performance, scalability, and features.

We are looking for a Senior Software Engineer to join the SDK Verification team. The SDK enables developers to rapidly create applications and services on top of our data processing units (DPUs), leveraging industry-standard APIs. With DOCA, developers can deliver breakthrough networking, security, and storage performance by harnessing the power of our DPUs.
What you'll be doing:
Support DevOps initiatives by developing and maintaining CI/CD pipelines to automate build and deployment processes, and by improving monitoring and observability across services
Contribute to maintaining both physical and cloud-based infrastructure, including troubleshooting and resolving hardware and system-level issues
Debug and analyze complex system-level issues to identify root causes and drive timely resolution
Contribute to the development of verification infrastructure, tackling complex technical challenges to enhance coverage, scalability, and robustness of DOCA services
Engage in the full software development lifecycle of verification components, from design and architecture through implementation and validation
Develop automation to simulate real-world environments and design tests to validate the functionality and performance of the DOCA platform.

Required Senior Software Verification Engineer
Become part of a company with over 25 years of leadership in computer graphics, PC gaming, and accelerated computing. The Networking Software Group is growing fast, and we need a Senior Software Verification Engineer to join the InfiniBand Switch Software Development team. This role offers the opportunity to collaborate with a global, diverse group of engineers working closely in small teams to develop new technologies.
As a Senior Software Verification Engineer, you will be immersed in a modern Python-based software project, using advanced techniques to solve complex issues. You will gain outstanding insights into the workings of operating systems, Linux kernel, and the construction of large-scale networks. Our teams apply the latest software engineering methodologies and tools in an agile fashion to ensure timely releases. Are you ready for this challenge?
What youll be doing:
Learn new networking features, plan their verification strategy, and implement it on top of a Python-based in-house developed environment.
Build, develop, optimize, and maintain an OS/Kernel verification testing platform.
Collaborate with team members, architects, build, QA teams, and customers (both external and internal).
Innovate! We are always looking for new ways to make our Networking driver products shine in customers' eyes.

NWe are seeking a highly skilled Senior Performance Engineer to join our Performance and R&D organizations. In this role, you will help build and evolve systems that support performance analysis, telemetry, and optimization for large-scale GPU- and CPU-based clusters used in AI and high-performance computing environments. You will work closely with hardware, networking, firmware, and software teams to collect, analyze, and interpret performance data from live systems. This is a fast-paced R&D environment where system behavior and requirements evolve rapidly, requiring adaptable engineering solutions and strong analytical thinking.
What youll be doing:
Profile, benchmark, and analyze AI and HPC workloads on GPU and CPU clusters
Explore performance characteristics of high-performance networking and collective communications (e.g., NCCL, RDMA, MPI, RoCE)
Identify performance bottlenecks across networking, compute, memory, and system architecture
Develop and enhance performance analysis, benchmarking, and diagnostic tools
Define performance test plans and establish expectations for new technologies and platforms
Collaborate across hardware, firmware, networking, systems, and software teams to provide actionable performance insights
Support telemetry collection and data refinement efforts to enable accurate performance analysis
Maintain high standards for data quality, reproducibility, and traceability of performance results.

We are looking for an excellent Software Developer to work on our cloud platforms based on Kubernetes. We are seeking an experienced engineer who is deeply technical, hands-on, and has a wide system view. You will design, build and deploy high-performance and scalable clouds based on our superior ConnectX and Bluefield NICs and SpectrumX AI platform. We want to grow our teams with the smartest people in the world. If you're creative and autonomous, we want to hear from you!
What you'll be doing:
Design and implement new features to accelerate Network and Storage
Work closely with open source communities, participate in the relevant working groups
Work with different teams across
Mentor members of the team, enabling them to deliver high-quality software.

We seek a versatile Senior Software Engineer who is passionate about performance optimization and generative AI. Our team brings the latest research in LLM inference - from novel decoding strategies to quantization schemes - into production across Our hardware lineup, from large data center servers to powerful edge devices. We work on the most advanced architectures in the field, with a focus on our own.
What you'll be doing:
Implement and optimize inference algorithms for LLM and omnimodal architectures, including hybrid Mamba-Transformer and mixture-of-experts models
Profile inference pipelines using our profiling and simulation tools. Correlate simulation predictions against real hardware across data center and edge devices
Write and tune GPU kernels (CUDA, Triton) for operators like fused MoE layers, SSM state updates, and quantized GEMMs
Solve distributed inference problems: expert parallelism, communication-compute overlap, collective tuning, multi-node deployment
Build production-grade software inside major open-source libraries - vLLM, SGLang, Dynamo, FlashInfer
Own optimization features end-to-end, from scoping through delivery, collaborating with research, product, and engineering teams worldwide.

Required Senior Software Engineer - Networking
We are building state-of-the-art accelerated computing platforms that know no boundaries. Our next-generation Infiniband, NVLink, and Ethernet systems will continue to be at the forefront of connecting and powering the world's most advanced AI clusters. We are looking for a highly motivated and experienced SW networking senior software engineer to join our SAI development team.
This is an outstanding opportunity to join our high performance multi-site team and to work on some of the most pioneering technologies, implement and lead cutting-edge networking features for cloud, HPC and AI networks. We drive the data growth of the worlds biggest companies. With talented engineers around the globe, the work environment is dynamic, meaningful, and fast-paced.
What youll be doing:
Develop first tier features, with groundbreaking multi-protocol networking technology.
Lead features from planning through design and development, until delivery to the customer.
Work closely with other development teams, arch and verification to ensure features delivery on time with high quality.
Gain deep understanding of our products and technologies.