✦ Luna Orbit — Science & Research

Senior Research Engineer, CFD Algorithm Development

at SandboxAQ

📍 Remote, US Remote 💰 $151K – $239K USD / year Posted March 26, 2026
Salary $151K – $239K USD / year
Type Not Specified
Experience mid
Exp. Years Not specified
Education Not specified
Category Science & Research

SandboxAQ seeks a computational scientist to lead the development of differentiable CFD frameworks for optimizing chemical reactors using AI and physics-based models.

  • Develop differentiable CFD frameworks
  • Design scalable GPU algorithms
  • Validate simulation accuracy
  • Lead high-performance computing projects
  • Bridge differentiable simulation with HPC environments

The role involves building AI-driven, physics-based CFD tools utilizing GPU programming, differentiable simulation, and high-performance computing environments, with a focus on model validation and scalable algorithms.

The ideal candidate is a research scientist with expertise in computational fluid dynamics, GPU programming, and differentiable simulation, with experience in high-performance computing environments and model validation.

CFDGPU programmingDifferentiable simulationHigh-performance computingModel validation
JAXDockerEnrootNumerical optimizationLinear solversFFT
JAXDockerEnroot
CFDGPU programmingdifferentiable simulationHPCJAXDockerEnrootnumerical optimizationlinear solversFFTmodel validation
Computational Fluid DynamicsCFDGPU programmingDifferentiable simulationHigh-performance computingHPCJAXDockerEnrootNumerical optimizationLinear solversFFTModel validation
LeadershipCollaborationCreativityProblem-solvingTechnical breakthroughs
Industry Science & Research
Job Function Lead the development of AI-driven CFD optimization tools for chemical reactor design
Role Subtype Research Scientist
Tech Domains Active Directory, Microsoft 365, Azure, Python, Linux
computational fluid dynamicsCFDGPU programmingdifferentiable simulationhigh-performance computingHPCmodel validationJAXDockerEnrootnumerical optimizationlinear solversFFTscientific computingchemical reactor designphysics-based optimizationmulti-GPUmulti-node systemsdifferentiable solversresearch scientist

Lack of CFD or GPU programming experience, No experience with high-performance computing, No background in scientific research or modeling

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