Senior Systems Software Engineer, GPU Compute
New
N
NebiusCloud AI Infrastructure
Remote - United StatesFull-TimeSenior
Salary$170k-$300k + equity
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Job Details
- Experience
- 5+ years of professional experience in system-level software development
- Required Skills
- PythonC++GoLinux
Requirements
- 5+ years of professional experience in system-level software development (focused on performance optimization, low-level programming).
- 3+ years of hands-on experience with Linux systems (administration, troubleshooting, and performance tuning).
- In-depth understanding of server architecture, including PCIe devices, NICs, Linux OS/Kernel, and high-performance computing (HPC) systems.
- Strong proficiency in one or more performance-oriented programming languages (C/C++, Go, Python).
- Experience with GPU end-to-end testing in a cluster environment using InfiniBand networking.
- Proven track record of analyzing and optimizing the performance of HPC workloads (e.g., simulations, data analysis, AI/ML workloads).
- Familiarity with RDMA, RoCE, and InfiniBand protocols for high-performance communication.
- Background in Software-Defined Networking (SDN) and experience with HPC cluster networking.
- Understanding of QEMU/KVM virtualization and managing virtualized environments.
- Experience with deep learning frameworks such as PyTorch and TensorFlow, and their integration with HPC systems.
- Familiarity with collective communication libraries like MPI and NCCL for distributed computing.
Responsibilities
- Tune the performance of GPU clusters and InfiniBand networks to ensure optimal operation in HPC and GPU-based environments.
- Analyze and troubleshoot the root cause of issues related to GPUs and InfiniBand networks, and propose corrective actions.
- Integrate new hardware into the existing infrastructure, including support for new GPU hardware through software stacks like Kubernetes, QEMU, and KVM.
- Enhance automation systems for proactive monitoring, detecting, and resolving issues in GPU and InfiniBand environments.
- Configure and manage GPU devices and InfiniBand fabrics, ensuring efficient and reliable operation.
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