Job Reference359_26_ES_CES_RE1

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Job TitleHPC and Software Engineer for Earth Sciences applications (RE1)
Opening and Closing DatesStarting date: ASAP
Closing date: Tuesday, 18 August 2026
About the OrganizationThe Barcelona Supercomputing Center - Centro Nacional de Supercomputación (BSC-CNS) is Spain’s leading supercomputing center, hosting MareNostrum, one of Europe’s most powerful supercomputers. BSC-CNS is a founding and hosting member of the former European HPC infrastructure PRACE, and currently hosts the EuroHPC Joint Undertaking. The center integrates HPC services and research in computational science for life, earth, and engineering disciplines. It employs over 1,000 staff from 60 countries.
Context And MissionWithin the BSC Earth Sciences Department, led by Prof. Francisco Doblas‑Reyes, the team develops advanced, high‑resolution global climate models to simulate and predict climate phenomena with unprecedented reliability. The Performance Team,



a sub‑group of the Computational Earth Sciences section, conducts R&D; to identify and remove performance bottlenecks in Earth‑System Models, evaluating metrics and modifying code to improve computational and energy efficiency.
Key Duties
- Work within an international, multidisciplinary research group.
- Improve computational metrics for quantifying performance and energy consumption of climate models in projects such as Destination Earth, FUTURA, and ENES‑RISE.
- Analyze and reduce the carbon footprint of simulation workflows.

Requirements
- Education: Bachelor’s degree in Computer Science, Engineering, Mathematics, Physics or a related discipline.
- Essential Knowledge & Experience: Proven experience optimizing scientific codes on large HPC systems; experience developing software for evaluating Earth‑System Models using computational performance metrics.
- Additional Skills: Demonstrated verbal

📌 HPC and Software Engineer for Earth Sciences applications (Barcelona)
🏢 Barcelona Supercomputing Center
📍 Barcelona