Staff R&D Engineer — GPU-Accelerated LS-DYNA Solvers

Synopsys Inc; Livermore (CA); Hybrid; USD 140,000 - 220,000; Full time

Job summary

Synopsys Inc. is seeking a software engineer to advance LS-DYNA solvers and features, porting critical components to GPU and optimizing performance on HPC clusters.

You will work in a small team focusing on CPG, CPM, SPH, DEM, and EGMM methods, collaborating with ACE engineers and customers to translate requirements into production-ready solutions. You will contribute to scalable, robust numerical methods and benchmarks, ensuring simulations run efficiently on next-generation architectures and

Qualifications

• Bachelor's or Master's in Mechanical Engineering, Civil Engineering, Computer Science, or related field.
• 4-5+ years of hands-on experience developing computational mechanics software or HPC simulation tools.
• Strong proficiency in Fortran, C, and C++ for performance-critical computing.
• Demonstrated experience with parallel programming using OpenMP and MPI in production codebases.
• Solid understanding of finite element methods, meshfree methods, or computational dynamics.
• Experience with GPU programming using CUDA, OpenACC, or OpenMP Offload is a strong plus.

Responsibilities

• Develop, optimize, and maintain LS-DYNA solvers and features including CPG, CPM, SPH, DEM, PBM, and EGMM methods.
• Contribute to the development of meshfree and finite element methods that balance accuracy, stability, and computational efficiency.
• Port SPH and other performance-critical features from CPU to GPU using OpenACC, OpenMP Offload, and CUDA.
• Debug and resolve consistency issues in LS-DYNA HYBRID on large-scale customer models where inputs must produce identical results regardless of thread count.
• Implement and optimize parallel algorithms using OpenMP and MPI for distributed and shared memory systems.
• Profile, benchmark, and tune code performance on HPC clusters and GPU-accelerated systems.
• Collaborate with ACE engineers and customers to translate requirements into software solutions.

Skills

Fortran/C/C++ proficiency

OpenMP MPI experience

CUDA/OpenACC/OpenMP Offload experience

Education

Bachelor's or Master's inMechanical/Computing

Tools

CUDA

OpenACC

OpenMP Offload

MPI

Job description

Synopsys Inc. is seeking a software engineer to advance LS-DYNA solvers and features, porting critical components to GPU and optimizing performance on HPC clusters.

You will work in a small team focusing on CPG, CPM, SPH, DEM, and EGMM methods, collaborating with ACE engineers and customers to translate requirements into production-ready solutions. You will contribute to scalable, robust numerical methods and benchmarks, ensuring simulations run efficiently on next-generation architectures and