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Intern in CFD Development

Switzerland, Opfikon, Zurich Employment contract 2000.00 - 2500.00 CHF / Month · Job Posted December 07, 2025
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Job Description

Internship role at Climeworks, a leading carbon removal provider, to develop next-generation Direct Air Capture technology through CFD analysis, collaboration with design teams, and validation work.

Job Responsibility

  • Play an important role in developing the next generation of Direct Air Capture technology
  • Responsible for running models, collecting data, and analyzing results – all part of optimizing the Climeworks carbon capture process
  • Perform CFD analysis to predict and optimize fluid and heat flows at various scales
  • Work closely with colleagues in Mechanical Design to support them in the design of vessels, internals, and other structural elements
  • Collaborate with Testing and Process Development teams in evaluating technology solutions to improve efficiency and performance
  • Communicate results, findings, and observations clearly and concisely to peers, and present them in technical reviews

Requirements

  • Currently enrolled in or have recently completed a master’s degree in chemical, process or mechanical engineering –preferably with a focus on CFD modelling
  • Experience with porous media, fluid mechanics and/or thermal modelling will be a plus
  • Experience with CFD modelling (including ANSYS SpaceClaim, Fluent/CFX, Workbench, and similar tools) will be a strong advantage
  • Proactive, innovative, and collaborative working style
  • Can work across disciplines and support others
  • Looking for a challenge, and not afraid of taking risks and trying out new things
  • English is the working language
  • Available for a 6-month internship with a start date preferably in February 2026 or shortly thereafter

Nice to have

  • Experience with porous media, fluid mechanics and/or thermal modelling
  • Experience with CFD modelling (including ANSYS SpaceClaim, Fluent/CFX, Workbench, and similar tools)

What we offer

  • Hybrid work setup
  • Working onsite at least three days per week
  • Inclusive environment where everyone feels valued

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