Senior Physics AI Engineer - Surrogate Models for Efficient AI

Firmus Technologies Pty Ltd.; Singapore; On-site; SGD 180,000 - 280,000; Full time

Job summary

Firmus Technologies is hiring a Senior AI Engineer, Physics AI to build physics‑AI capability, turning engineering inputs into surrogate models and production software that accelerate AI Factory design, optimisation, simulation and operations.

You will connect high‑fidelity engineering analysis with fast decision support across compute, cooling, power and infrastructure systems, delivering end‑to‑end ML and software solutions in a hands‑on role.

Qualifications

• Hands-on ML and simulation software development across projects.
• Led cross-disciplinary programs spanning ML, simulation and software.
• Strong in Python and PyTorch with GPU experience.

Responsibilities

• Develop surrogate models for thermal, airflow and infrastructure scenarios.
• Build pipelines from engineering tools to model-ready data.
• Deliver tested, versioned software with APIs and CI/CD.
• Ensure traceability and safe use of surrogate models.

Skills

Python

PyTorch

Surrogate modelling

Graph neural networks

Scientific ML

GPU compute

Education

Engineering / CS / Applied Math degree

Tools

NVIDIA PhysicsNeMo

Modulus

OpenFOAM

Ansys Fluent

Job description

Firmus Technologies is hiring a Senior AI Engineer, Physics AI to build physics‑AI capability, turning engineering inputs into surrogate models and production software that accelerate AI Factory design, optimisation, simulation and operations.

You will connect high‑fidelity engineering analysis with fast decision support across compute, cooling, power and infrastructure systems, delivering end‑to‑end ML and software solutions in a hands‑on role.