Mechanical Design Engineer – Expert in Fluid Dynamics

Jobdescription

We are looking for an engaged and qualified Mechanical Design Engineer (m/w/d) – Expert in Fluid Dynamics to join our Liquid Handling team in Rotkreuz. In this role, you will act as a key technical expert evaluating and developing new liquid handling technologies for IVD product development. You will play a vital role in actively shaping our future diagnostic portfolio by designing cost-effective, highly reliable fluidic concepts and connecting mechanical designs with experimental and computational fluid dynamics.

General Information

• Start Date: As soon as possible (Latest possible start date: 04.01.2027)

• Duration: 1 Year (Extension probable)

• Workplace: Rotkreuz

• Workload: 80-100%

• Home Office: Hybrid working options (max. 1 day per week)

• Travel: No travel required

Tasks & Responsibilities

• Concept Evaluation & Parameter Determination: Analyze and evaluate new technologies through testing. Utilize fluidic and physical expertise to define and verify parameter settings, ensuring optimal pipetting performance for specific applications.

• Liquid Handling Solution Development: Support the technical implementation of liquid handling solutions within IVD product development. Collaborate with Design Engineers using Computational Fluid Dynamics (CFD) to optimize component designs from a fluidics perspective, validating simulations through experiments.

• Feasibility Studies: Initiate, lead, and execute feasibility studies in the field of liquid handling to satisfy technical requirements and mitigate design risks.

• Test Bench Development: Define required test benches for feasibility studies and parameter determination. Work alongside mechanical, electronic, and software engineers to commission test stands and program necessary software workflows.

Qualifications & Requirements (Must-Haves)

• Education: Completed Bachelor’s or Master’s degree in Mechanical Engineering with a strong focus or specialization in Fluid Dynamics.

• CFD Expertise: 1-3 years of hands-on experience using CFD software and simulation techniques to model complex fluidic flows (including grid generation, simulation execution, and post-processing).

• Analytical & Problem-Solving Skills: Exceptional analytical capabilities combined with an independent, structured approach to analyzing and resolving complex engineering problems.

• Experimental Fluid Dynamics: Demonstrated passion for hands-on experimental fluid dynamics and building/operating test setups to validate theoretical models and verify performance.

• Programming & Modern Tool Usage: Proven ability to program complex test workflows using and C#, with experience leveraging modern AI development tools (e.g., Gemini, Code) to accelerate solutions.

• Cross-Functional Collaboration: Strong desire to work within international, cross-functional teams and actively engage with domain experts.

• Language Skills: Professional fluency in both and English (written and spoken).

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