Research Engineer: Software Packaging with Guix for HPC (Bordeaux)

Contexte et atouts du poste

We are looking for candidates with a Master's degree, Engineer's degree, or PhD in computer science to join a team responsible for the packaging, deployment, and testing of software libraries for high-performance computing (HPC).

This position is within the (Talence - 33 - France).

Duration: initial contract of 3 years with possible extension.

Hiring dates are flexible with a possible start from October 2026 (subject to extensions due to administrative requiremets). We will process applications as they arise.

This work is part of the NumPEx project ( for France. These machines will be among the most powerful in the world (

Mission confiée

You will contribute to the design and implementation of the packaging and continuous integration strategy. You will participate in the deployment and testing of the infrastructure. You will also participate to user support and to training activity around all these aspects.

In close connection with the

• the design of the packaging strategy of the NumPEx project;
• packaging and maintaining foundational HPC packages, from Open MPI to HIP/ROCm and related tools;
• the design of a package test and validation solution taking into account the specificities of supercomputers (high-performance networks for MPI, GPU architectures, and possibly non-x86 CPU architectures);
• groundwork on Guix, such as: supporting non-root usage; ensuring adequate continous integration and automation tooling;
• organizing and making training sessions for scientists and developers, and providing support for supercomputer system administrators.

Compétences

Master's degree, Engineer's degree or PhD, beginner or confirmed (salary adjusted according to experience) in computer science.

The essential expected skills are:

• Good practice of Unix/Linux and system administration;
• Good programming experience (C/C++, Python, or other languages);
• Experience with build systems, version control systems, as well as testing and continuous integration (CMake, Git, GitLab, etc...);
• English proficiency and a taste for team work;
• Skills related to package management (be it with Guix, Nix, Spack, apt, rpm, or any other package management) and containers (Singularity/Apptainer, Docker,…) are a plus;
• Prior experience with collaborative free and open source software development is also welcome, but not required.

An initial training time will be provided to complement the candidate's skill set.

You will integrate an academic research environment which will give you, throughout your contract, the opportunity to complete your training on cutting-edge technologies and to become a proficient free software contributor.

Avantages

• Subsidized meals
• Partial reimbursement of public transport costs
• Leave: 7 weeks of annual leave + 10 extra days off due to RTT (statutory reduction in working hours) + possibility of exceptional leave (sick children, moving home, etc.)
• Possibility of partial teleworking (90 days / year) and flexible organization of working hours (except for intership)
• Social, cultural and sports events and activities
• Access to vocational training
• Social security coverage under conditions

Rémunération

Wage according to the profile : From 2,692 € gross / month (depending on experience and qualifications).