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Innio
Eastern Europe

Simulation Engineer Intern – 1D/3D CFD Simulation Team

Warszawa, Poland
2026-04-23

Role Description

We are looking for a Simulation Engineer Intern to join our 1D/3D CFD Simulation Team for a minimum of 3 months. In this role, you will support the development of simulation models for core engine systems and components (lubrication systems, cooling systems, pumps, valves, heat exchangers, etc.) of Jenbacher and Waukesha high-performance industrial reciprocating gas engines. **What INNIO Offers You:*** An innovative and international working environment * Work on industry-leading solutions * Flexible working time model, possibility of remote work * Convenient office location in the city center * Company bike locker room * Career development programs and training opportunities * Access to learning platforms and language courses **Your Responsibilities:*** Support the development of gas engine 1D cooling and lubrication system simulation models from concept layout through validation and to series production implementation * Assist in ensuring the technical quality of simulation models * Collaborate with design, analysis, and testing teams to achieve project goals * Contribute to innovative solutions for new product development * Participate in root cause analysis cases * Interact with stakeholders such as project management, design, development, and validation teams * Help outline validation campaigns to ensure simulation model quality * Support fulfillment of critical requirements and management of technical risks * Propose design improvements on component and system levels * Assist in managing and developing component and system libraries * Prepare and present technical reports to internal stakeholders **Your Profile:*** Currently pursuing or recently completed a Bachelor’s/Master’s degree (or equivalent) in Mechanical Engineering or similar field * Excellent communication in English (written and oral); German is an advantage * Good communication skills and proactive approach * Comfortable presenting technical topics to a range of audiences * Understanding of physics and controls of fluid flow systems * Knowledge of reciprocating engines and their systems is a plus * Experience with GT Power or equivalent software (Simcenter Amesim, Matlab/Simulink, Flomaster, Simscape, Dymola, KULI) is an advantage * Programming experience with Python, C, Matlab and/or Modelica is an advantage * CAD software experience (Catia, SpaceClaim, Creo) is an advantage * CFD software experience (CFX, Fluent, Converge) is an advantage * Willingness to travel on international business trips

Simulation Engineer Intern – 1D/3D CFD Simulation Team

Innio

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