Tech companies in IsraelXsight LabsSenior Software Eng. – Networking and Drivers

Senior Software Eng. – Networking and Drivers

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Xsight Labs· Semiconductor Manufacturing
GivatayimPosted this monthFULL_TIME

Skills from the role

C programmingLinux systems developmentNetworking/data-plane/packet processingDevice driver development (user-space and kernel-adjacent)Performance profiling and optimizationConcurrency and memory managementDebugging with gdb/perf/ftracePacket capture/analysis with tcpdump/WiresharkSW/HW integration and board bring-up (PCIe/DMA/interrupts)RDMA (verbs/QPs/completion model) and RDMA data paths

Job description

Required skills About the role As a Senior Software Engineer, in the Networking/Drivers team, you’ll lead design and development of low-level, high-throughput data paths and device drivers in C, work closely with silicon, firmware, and validation teams, and mentor junior engineers. You’ll own features end-to-end—from architecture to lab bring-up and performance tuning. What you’ll do: Lead design and implementation of user-space and driver components (packet I/O, control paths, performance tooling). Drive SW/HW integration and board bring-up; reproduce and root-cause complex issues across layers (driver, firmware, silicon). Optimize throughput, latency, and CPU utilization ; add profiling, tracing, and automated tests to prevent regressions. Collaborate in cross-functional design reviews ; document designs and guide best practices in code quality and testing. Mentor teammates through reviews, pairing, and technical guidance. Required Experience: 4+ years of hands-on software development in C on Linux. Proven experience in the networking field (e.g., NICs, switches, packet processing, data-plane/IO stacks). Strong systems fundamentals: concurrency, memory management, performance profiling, and debugging (gdb, perf, ftrace, tcpdump/Wireshark). Excellent communication skills; ability to lead projects and collaborate across teams. Preferred Qualifications Device driver design, development, debugging, and testing experience (kernel-adjacent or user-space drivers). DPDK user-space application and fast-path development experience. SW/HW integration and lab experience (PCIe, DMA, interrupts, counters/telemetry, bring-up). Knowledge of networking protocols (Ethernet/IP/TCP/UDP), congestion/flow control, and high-rate packet processing. Familiarity with CI/CD , unit/integration testing, and production observability. Big advantage: Knowledge of RDMA (verbs, QPs, completion model, transport semantics) and experience building or tuning RDMA data paths. Education BsC or BSEE MSc or MsEE – an advantage Requirements Required Experience: 4+ years of hands-on software development in C on Linux. Proven experience in the networking field (e.g., NICs, switches, packet processing, data-plane/IO stacks). Strong systems fundamentals: concurrency, memory management, performance profiling, and debugging (gdb, perf, ftrace, tcpdump/Wireshark). Excellent communication skills; ability to lead projects and collaborate across teams. Preferred Qualifications Device driver design, development, debugging, and testing experience (kernel-adjacent or user-space drivers). DPDK user-space application and fast-path development experience. SW/HW integration and lab experience (PCIe, DMA, interrupts, counters/telemetry, bring-up). Knowledge of networking protocols (Ethernet/IP/TCP/UDP), congestion/flow control, and high-rate packet processing. Familiarity with CI/CD , unit/integration testing, and production observability. Big advantage: Knowledge of RDMA (verbs, QPs, completion model, transport semantics) and experience building or tuning RDMA data paths. Education BsC or BSEE MSc or MsEE – an advantage
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About Xsight Labs

Founded in 2017, Xsight Labs is a fabless semiconductor company re-architecting the foundation of cloud infrastructure. Our breakthrough technology delivers exponential bandwidth growth while reducing power consumption and total cost of ownership, enabling next-generation, end-to-end data center connectivity. Headquartered in Kiryat Gat, Israel, with offices in Tel Aviv, Binyamina, and the United States (Boston, MA; Raleigh, NC; San Jose, CA), Xsight Labs brings together a world-class engineering team with decades of experience developing and productizing cloud infrastructure solutions. Our mission is to redefine data center scale and efficiency through innovative architectures that power the connected world of tomorrow. YouTube Channel: https://www.youtube.com/@XsightLabs

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