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INTERNSHIP: Fluids Validation

Dassault Systemes
United States, Massachusetts, Waltham
Oct 24, 2025
Role Descriptions & Responsibilities

At SIMULIA our mission is to provide best-in-class simulation technologies integrated into the 3DEXPERIENCE platform in the most efficient way possible. In the Fluids group, we have a world-class group of researchers who develop fluids solver capabilities using DevOps techniques and tools to integrate and test our modifications. The use of DevOps enables quicker delivery of new functionality to our customers.

In the past few years, we have rapidly added releases and features to the Fluids solver on the 3DEXPERIENCE platform. As a Fluids Validation Intern, you will work with the SIMULIA Fluids R&D team to validate numerous aerodynamics, thermal and multi-phase workflows, summarizing the impact of physics modeling, meshing and algorithm parameters on the overall result. As part of this internship, you will gain experience working with software in a production environment with a combination of industry standard tools and legacy systems.

  • * Working in a fast-paced environment, handling multiple tasks and assignments

  • Identifying suitable verification & validation cases for aerodynamics, heat transfer, multiphase supporting Automotive, Aerospace, Industrial Equipment and High-Tech industries

  • Setting up V&V cases; executing sensitivity studies (physics models, meshing approaches, algorithm parameters); reporting outcomes to product management and development team leads

  • Automating case set up where applicable

Qualifications
  • Enrolled in a Masters or PhD Degree program in Mechanical or Aerospace engineering

  • Experience with Navier-Stokes algorithms, RANS turbulence models and body fitted meshing

  • Experience in CFD Verification and Validation processes

  • Ability to work independently

  • Exceptional written and oral communication skills

This is a paid internship based at the 175 Wyman Street, Waltham, MA.

Compensation for this role will be commensurate with experience. The total expected compensation range will be between $33 and $40 per hour.

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Inclusion statement
In order to provide equal employment and advancement opportunities to all individuals, employment decisions at 3DS are based on merit, qualifications and abilities. 3DS is committed to a policy of non-discrimination and equal opportunity for all employees and qualified applicants without regard to race, color, religion, gender, sex (including pregnancy, childbirth or medical or common conditions related to pregnancy or childbirth), sexual orientation, gender identity, gender expression, marital status, familial status, national origin, ancestry, age (40 and above), disability, veteran status, military service, application for military service, genetic information, receipt of free medical care, or any other characteristic protected under applicable law. 3DS will make reasonable accommodations for qualified individuals with known disabilities, in accordance with applicable law.
Qualified applicants with arrest or conviction records will be considered for employment in accordance with applicable state laws and local ordinances. We are committed to fair employment practices and will evaluate all candidates based on their qualifications, regardless of past arrest or conviction history.
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