HPC Performance Developer

Groupe EOLEN; Paris; On-site; EUR 80,000 - 110,000; Full time

Benefits offered by this job

Access to Europe's largest supercomputers

Participation in international conferences

Cutting-edge R&D projects

Job summary

A leading HPC specialist in the Paris region is seeking a skilled developer to work on scientific applications for next-generation computing architectures. The role involves optimization on cloud infrastructures and integrating AI technologies. Ideal candidates will possess a Master’s or PhD in a relevant field and strong programming skills in Fortran, C/C++, and Python, alongside expertise in parallel programming and HPC development.

Qualifications

• Mastery of HPC development in Fortran, C/C++, and Python.
• Expertise in parallel programming with MPI and OpenMP.
• Experience with modern architectures including GPU.
• Knowledge of profiling and optimization tools.
• Understanding of hardware architectures (CPU, GPU, memory, network).

Responsibilities

• Develop and optimize HPC applications.
• Port applications to GPU architectures.
• Performance analysis and profiling.
• Performance analysis and profiling (VTune, TAU, Nsight, gprof).
• Algorithmic optimization and vectorization.
• Application deployment on cloud HPC infrastructures (AWS, Azure, GCP).
• Containerization and orchestration of scientific applications.
• Integration of AI solutions in HPC workflows.
• Benchmarking and performance evaluation on new architectures.
• Technical documentation and knowledge transfer.

Skills

HPC development (Fortran, C/C++, Python)

Parallel programming (MPI, OpenMP)

Profiling and optimization tools

GPU programming (CUDA, HIP)

OpenMP

GPU programming

Performance profiling

Education

Master's or PhD in Computer Science

Tools

VTune

Nsight

AWS

Azure

GCP

Nsight

gprof

TAU

Job description

Alliance Services Plus - GECI International | Permanent Contract | France & Benelux

A specialist in High Performance Computing (HPC) and Artificial Intelligence for over 15 years, Alliance Services Plus operates on the largest national and industrial HPC infrastructures in France and Europe (CEA, CNRS, TotalEnergies, SAFRAN).

About the Role

You will develop and optimize scientific applications for next-generation HPC architectures. You will work on code porting, performance optimization, and application deployment on cloud and hybrid infrastructures, integrating the latest technologies (GPU, AI).

Main Responsibilities

• Development and optimization of HPC applications (Fortran, C/C++, Python)
• Application porting to GPU architectures (CUDA, HIP, OpenCL, OpenACC)
• Code parallelization (MPI, OpenMP, hybrid MPI+X)
• Performance analysis and profiling (VTune, TAU, Nsight, gprof)
• Algorithmic optimization and vectorization
• Application deployment on cloud HPC infrastructures (AWS, Azure, GCP)
• Containerization and orchestration of scientific applications
• Integration of AI solutions in HPC workflows
• Benchmarking and performance evaluation on new architectures
• Technical documentation and knowledge transfer

Required Profile

Education: Master's or PhD (Bac+5/PhD) in Computer Science, Scientific Computing, Computational Physics, or equivalent

Required Technical Skills:

• Mastery of HPC development: Fortran, C/C++, Python
• Expertise in parallel programming (MPI, OpenMP)
• Experience with modern architectures (multi-core, many-core, GPU)
• Knowledge of profiling and optimization tools
• Understanding of hardware architectures (CPU, GPU, memory, network)

Assets:

• Experience in GPU programming (CUDA, HIP, directives)
• Knowledge of cloud HPC platforms
• Experience with scientific codes (CFD, MD, quantum chemistry)
• AI/ML skills applied to HPC
• Scientific publications or open-source contributions

Personal Qualities: Technical curiosity, analytical ability, autonomy, innovative spirit, scientific communication, multidisciplinary teamwork

Conditions

• Permanent contract based in France (Paris region or client sites) or Benelux
• Salary according to profile and experience
• R&D projects on cutting-edge technologies (GPU, AI, quantum)
• Access to Europe's largest supercomputers
• Participation in international conferences and training
• Stimulating environment with recognized HPC experts