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HPC Engineer

published at 14.04.2026 15:42

Founded in 2002, ANEO is a consulting firm with a strong tech DNA. Historically rooted in High-Performance Computing (HPC), we have expanded our expertise into Cloud, hybrid environments, and AI.

Today, we focus our efforts on Advanced Computing: scaling innovative services while maintaining the highest standards of performance, reliability, security, and cost efficiency.

We operate on critical missions: HPC platforms, performance optimization, industrialization of complex technical environments, and user support for high-stakes infrastructures.

As part of our continued growth, we are strengthening our teams dedicated to critical HPC environments, serving clients with demanding use cases across various sectors (Banking, Industry, Energy, Insurance, etc.).

The Role

As an HPC Engineer, you will work on high-criticality computing environments. Your role will center on advanced support, operations, and the optimization of HPC applications.

Your contributions will include:

• Operating and supporting complex HPC platforms.

• Assisting users with application-specific workflows.

• Analyzing, diagnosing, and optimizing the execution of compute applications.

• Enhancing operational reliability and building technical documentation (capitalization).

Tech Stack: Linux, Slurm, MPI, OpenMP, CUDA, Lustre, HPC debugging, and profiling tools.

Key Responsibilities

• Provide advanced support and operations for HPC platforms.

• Manage large-scale compute clusters and supercomputers.

• Guide users through the execution, diagnostics, and optimization of their applications.

• Investigate application behavior using NVIDIA profiling tools and distributed debuggers.

• Contribute to performance tuning, specifically regarding GPU acceleration and storage I/O.

• Optimize storage access patterns, particularly on Lustre filesystems.

• Maintain and enrich installation, operation, and support documentation.

• Ensure high Quality of Service (QoS) and infrastructure reliability in collaboration with technical and business teams.

Requirements

• Experience: Proven track record in HPC or Scientific Computing.

• Support: Comfortable with advanced technical support (L2/L3) in complex environments.

• Systems: Strong proficiency in Linux environments.

• Infrastructure: Hands-on experience with large-scale HPC clusters.

• Soft Skills: Ability to interact with demanding stakeholders (both technical and business-oriented); rigorous, analytical, and complex problem-solver.

• Knowledge of subsurface analysis applications (Seismic, RTM, etc.) is a significant plus.

Technical Skills

• Languages: C++, Fortran.

• Scheduling: Slurm.

• Parallelism: MPI (OpenMPI / MPICH), OpenMP.

• GPU: CUDA.

• Systems: Linux.

• Storage: Lustre (strong understanding of I/O optimization within code).

• Debug/Profiling: NVIDIA tools, distributed tools like DDT/MAP, and TotalView.

• Ticketing: Redmine, ServiceNow.

• Monitoring: Grafana/Kibana, Nagios.

Why Join ANEO?

• To work on critical, high-demand HPC environments.

• To solve concrete challenges in expert support, application performance, and optimization.

• To join a team recognized for its excellence in HPC, Cloud, and AI.

• To grow in an environment where technical expertise, autonomy, and quality of service are truly valued.

Practical Information

• Contract: Full-time (CDI).

• Location: Boulogne-Billancourt, France.

• Start Date: Early June.

• Salary: Up to €60k / year.

• Remote Work: Up to 2 days per week.

• Other benefits : Health Insurance , 75% Commuter Reimbursement, Meal Voucher Card, Holiday Bonus, Paid Time Off / RTT days , Training and Certifications Budget

Recruitment Process

1. Pre-qualification call (30 min)

2. Business Interview

3. Technical Interview

4. Final Interview

At ANEO, everyone has a place. We are an equal opportunity employer.