CGG (Compagnie Générale de Géophysique)

HPC Intern - Compiler Evaluation & Performance Analysis

CGG (Compagnie Générale de Géophysique)
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2 days ago
Massy, FranceIntern

Responsibilities

  • Review the current compilation environment and investigate the latest compiler generation.
  • Conduct a literature review of major compiler changes and optimizations.
  • Select synthetic or production-based test cases from scientific code.
  • Analyze compilation outputs and compare compiler results.
  • Assess performance gains and compare optimizations under different compiler options.
  • Document findings, make recommendations for the technology transition, and present progress to the team.

Requirements

  • Currently pursuing a Master 2 degree in computer science at an engineering school or university.
  • Solid foundation in Linux scripting, including Bash, C Shell, or equivalent.
  • Proficiency in at least one programming language, such as C, Fortran, or Python.
  • Strong analytical ability, curiosity, motivation, initiative, and willingness to learn.
  • Ability to communicate effectively in written and spoken English.
  • Ability to collaborate with colleagues from varied backgrounds and gradually build autonomy.

Benefits

  • International culture focused on employee well-being and development.
  • Access to a company restaurant at a subsidized price.
  • Access to company works council benefits.
  • Reimbursement of 50% of the public transportation card in the Île-de-France region.
  • Sustainable mobility incentive.
  • Access to an equipped gym at a reasonable price.
  • Confidential employee assistance program covering counseling, wellbeing, legal, and financial issues.

Tech Stack

BashCC++FortranLinuxPython

Categories

CGG (Compagnie Générale de Géophysique)

About CGG (Compagnie Générale de Géophysique)

1,001-5,000 employees

CGG (Compagnie Générale de Géophysique), now operating as Viridien, builds geoscience software, Earth data products, and sensing/monitoring services for energy, natural resources, environmental, and infrastructure customers. Its business spans subsurface imaging, satellite imagery, and HPC/AI-enabled managed services, sold via licenses, data subscriptions, and consulting projects. Founded in 1931 and headquartered in Massy, France, it is a public company listed in Paris (EPA).

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