Principal Simulation Engineer at Freeform

Compensation

$225,000 – $300,000/yr

Location: Los Angeles, California
Type: Full-time
Level: Principal
Posted: Apr 23, 2026

Description

Freeform is seeking a Principal Simulation Engineer to develop physics-based, data-driven models for advanced metal 3D printing systems. The role involves creating high-performance numerical solvers, implementing simulations on HPC/GPU platforms, integrating with hardware, and contributing to model-predictive control strategies. Candidates should have extensive experience in custom simulation solvers, particularly in solid or continuum mechanics, and possess strong programming skills.

Required Skills

Physics-based Models
Numerical Solvers
Multi-physics Phenomena
C++
CUDA
Solid Mechanics
Continuum Mechanics
Computational Geometry
Meshing Techniques
Model-Predictive Control Strategies

Additional Information

Required Previous Experiences: 10+ years of professional experience developing custom simulation solvers
Demonstrated experience writing low-level numerical solvers for physical simulations.
Experience developing simulations in a high-performance compute environment (i.e. running on GPUs).
Preferred Qualifications: Experience with real-time or near-real-time simulations on GPU or parallel computing platforms.
Experience with direct numerical simulation (DNS) models
Familiarity with solid mechanics, continuum mechanics, or other physical modeling domains.
Experience with thermo-elastic or thermo-elastoplastic modeling.
Familiarity with computational geometry and meshing techniques.
Experience with data-driven modeling techniques and hybrid physics/data simulation methods.
Familiarity with optimization techniques and control theory.
Experience with 2D and 3D meshing libraries and tools.
Creative problem solver with a strong foundation in first-principles thinking and numerical analysis.
Strong written and verbal communication skills.