Senior Software Engineer - HPC & Low-Level Systems

About ClockworkClockwork.io – A Software-Driven Revolution in AI NetworkingClockwork Systems was founded by Stanford researchers and veteran systems engineers who share a vision for redefining the foundations of distributed computing. As AI workloads grow increasingly complex, traditional infrastructure struggles to meet the demands of performance, reliability, and precise coordination. Clockwork is pioneering a software-driven approach to AI networking, delivering deterministic time, ultra-low latency, and seamless scalability for modern distributed systems.To learn more, visit you will doUse your knowledge and experience to lead/contribute directly to the design and build of high performance, reliable and scalable systems.You bringAt least 5 years of experience with C/C++ systems programmingDeep knowledge of Linux internals (e.g., system calls, memory management, kernel modules)Strong foundation in concurrent programming and synchronization techniquesStrong understanding of the TCP/IP stack, socket programming, and low-latency networking (e.g., RDMA, DPDK, XDP)Strong understanding of memory hierarchy, CPU caches, multi-core architectures, and GPUsStrong skills in systems design, performance analysis, and low-level debuggingNice to HaveContributions to open-source HPC libraries or Linux kernel subsystemsExperience with performance tuning of large-scale HPC clustersExperience with MPI, RPC frameworks, or distributed runtimesExperience with NCCL, CUDA and GPU KernelsKnowledge of RDMA APIs (e.g., libibverbs) and transport semanticsExperience with NIC drivers or NIC architectureEnjoyChallenging petitive compensation.A great benefits package.A friendly and inclusive workplace culture.Catered lunches.Working in the heart of Silicon Valley.Clockwork Systems is an equal opportunity employer. We are committed to building world-class teams by welcoming bright, passionate individuals from all backgrounds. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, disability, or protected veteran status. We believe these values drive innovation, and we grow stronger together. #J-18808-Ljbffr

Created: 2025-09-17