Senior Middleware Software Development Engineer

Job Description: Join our Communication Runtimes team as a Senior Cloud Software Development Engineer to develop cutting-edge software features and optimizations for Intel's oneCCL (Collective Communications Library). This role offers the opportunity to build expertise with the latest Intel GPUs and CPUs used in data centers, collaborate directly with scientists and engineers on the Aurora supercomputer at Argonne National Labs, and make meaningful contributions that advance scientific computing and machine learning capabilities.

Communication Library Development Design, develop, and maintain advanced features and performance optimizations for oneCCL. Optimize software to achieve performance requirements including low latency, high bandwidth, and high reliability Implement and enhance communication protocols across multiple layers of the communications stack Cross-Functional Collaboration and Requirements Collaborate with cross-functional teams to define software requirements and technical specifications Work directly with scientists and engineers on high-performance computing applications and supercomputer implementations Partner with hardware teams to optimize software-hardware integration for maximum performance Performance Optimization and Analysis Develop performance optimizations that improve communication latency and throughput Conduct comprehensive performance analysis and benchmarking across different system configurations Debug complex problems spanning multiple layers of hardware and software stack What You'll Work On Aurora Supercomputer: Direct collaboration with Argonne National Labs on one of the world's most advanced supercomputers Cutting-Edge Hardware: Latest Intel GPUs and CPUs designed for data center and HPC applications Impact: Meaningful contributions to scientific computing breakthroughs and machine learning advancement  Innovation: Development of next-generation communication libraries and optimization techniques   Core Competencies Self-driven with high motivation to learn emerging technologies Outstanding analytical and problem-solving skills Excellent communication skills for technical collaboration Understanding of multiple levels of communications stack architecture Qualifications: The Minimum qualifications are required to be initially considered for this position.  Minimum qualifications listed below would be obtained through a combination of industry relevant job experience, internship experience and / or schoolwork/classes/research. The preferred qualifications are in addition to the minimum requirements and are considered a plus factor in identifying top candidates.

Master's degree in Computer Science, Computer Engineering or in a STEM related field of Study 3+ years of software development experience 3+ years of Linux environment development experience 3+ years of C and C++ programming experience Experience with multithreaded programming and parallel computing concepts Specialized Experience (At least one required) Distributed computing systems and architectures  HPC (High-Performance Computing) communications libraries  Collective communications libraries (MPI, oneCCL/NCCL, or SHMEM)  GPU software development and optimization  Network communications stack development (one or more layers)  Preferred Qualifications       Ph.D. degree in Computer Science, Computer Engineering or in a STEM related field of Study Experience developing performance optimizations that measurably improve communications latency or throughput Experience debugging complex problems across different layers of hardware and software stack Deep understanding of high-performance computing architectures and optimization techniques Experience with Intel GPU and CPU architectures and their optimization characteristics Knowledge of supercomputing environments and large-scale distributed systems Familiarity with scientific computing and