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HPC & Scientific Data Engineer

Job family
Member of Technical Staff
Team
Data & Scientific Infrastructure
Location
London / San Francisco
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About the role

Build and operate the compute and data workflows that generate trustworthy simulation datasets for training physics foundation models.

What you will do

  • Design scalable CFD data-generation pipelines.
  • Orchestrate large simulation batches on CPU/GPU clusters.
  • Automate geometry preparation, meshing, solver execution, post-processing, and storage.
  • Implement monitoring, checkpoints, retry, and recovery.
  • Check solver convergence, physical consistency, and dataset completeness.
  • Maintain reproducible metadata, versioning, and provenance.
  • Optimize compute utilization and data throughput.

What we’re looking for

  • Strong Python engineering.
  • HPC, distributed systems, or large-scale scientific workloads.
  • Linux, containers, and job orchestration.
  • Scientific data pipelines, storage, and automation.
  • System reliability and debugging skills.

Nice to have

  • Slurm, Kubernetes, Ray, MPI, or CUDA.
  • OpenFOAM and automated CFD workflows.
  • HDF5, Zarr, Parquet, large scientific datasets.
  • GPU-cluster optimization.

What success looks like

Produce high-quality physics datasets reproducibly at scale, with low wasted compute and visible failure rates.

How to apply

Send your CV and a relevant paper, technical project, GitHub repository, or portfolio to careers@ratiolabs.ai. Suggested email subject: “Data Generation”.

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