HPC Engineer

/ About Us

AlphaGrep

AlphaGrep is a leading global quantitative trading firm specializing in algorithmic strategies across equities, commodities, FX, and fixed income. We hold significant market share internationally, powered by proprietary low-latency infrastructure and robust risk controls.

AlphaGrep China

AlphaGrep China is a dedicated RMB asset management platform focused on the Chinese market, serving institutional investors, family offices, and high-net-worth individuals. We leverage deep expertise in Chinas equity and derivatives markets, together with AlphaGreps global quantitative research capabilities, to deliver diversified strategies targeting long-term and stable returns.

/ Responsibilities

HPC / GPU GPU GPU

We are looking for an HPC / GPU Cluster Engineer to help design, operate, and continuously optimize our large-scale GPU compute environment used for distributed model training and high-performance workloads. You will own the performance and reliability of the cluster end to end from the GPUs and interconnect fabric up through the storage layer, scheduler, monitoring, and the tooling that keeps hundreds of accelerators running efficiently.

/ Qualifications

GPU HPC

Experience operating large GPU or HPC clusters in production, identifying performance bottlenecks and resolving them systematically.

RDMA RDMA verbs / libibverbsRDMA /

Hands-on experience with RDMA programming and low-level RDMA debugging, including RDMA verbs / libibverbs, memory registration, queue pairs, completion queues, RDMA read/write, send/recv, and performance benchmarking.

InfiniBand / RoCEv2GPUDirect RDMAGPUDirect StorageNCCLCUDA OFED

Practical experience with the technologies underpinning distributed training, including InfiniBand and/or RoCEv2, GPUDirect RDMA, GPUDirect Storage, NCCL, CUDA drivers, and OFED.

Slurm /

Experience with workload schedulers such as Slurm, including setup, configuration, queue/partition management, job troubleshooting, and monitoring.

/ LustreBeeGFSWEKAVASTDDN/ExaScaler

Experience setting up and managing high-performance shared storage or parallel/distributed filesystems such as Lustre, BeeGFS, WEKA, VAST, DDN/ExaScaler, or similar systems.

PythonBash C/C++

Solid scripting/programming ability in Python, Bash, and preferably C/C++, for cluster automation, diagnostics, benchmarking, and monitoring.

HPC InfiniBand/

Familiarity with HPC networking, including blocking vs. non-blocking fabric design, InfiniBand, high-performance Ethernet, topology, congestion, and end-to-end bandwidth/latency troubleshooting.

Linux /Strong Linux system administration skills, including networking, filesystems, kernel/driver issues, process/resource management, and performance debugging.

/ Why You Should Join Us

Trust is the foundation of collaboration.

We foster open communication and proactive ownership, empowering every team member to grow with a strong sense of security, make autonomous decisions, and move forward together. This trustbuilt through mutual support and shared commitmentis our most valued asset.

Great People. Were curious engineers, mathematicians, statisticians and like to have fun while achieving our goals.

Transparent Structure. Our employees know that we value their ideas and contributions.

Relaxed Environment. Flat organization with yearly offsites, happy hours, and more.

Health & Wellness Programs. Gym membership, stocked kitchen, and generous vacation.