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# Design Engineer (Fresh Graduate)

- **Company:** Focuslight
- **Location:** Dortmund, Germany
- **Experience:** Starter
- **Contract:** Permanent contract
- **Skills:** Microsoft Word, Microsoft Excel, Computer Programming, Comsol Multiphysics, Microsoft Dynamics NAV, Python (Programming Language), MATLAB, Microsoft Office, Visual Systems, Zemax, Ray Tracing
- **Published:** June 29, 2026
- **Apply:** https://de.indeed.com/viewjob?jk=ae5842749620d7be

## About the Role

Do you have experience in Python?, * Experience in the manufacture of optical components.

 * Good knowledge of simulation and design of micro-optics using appropriate software.

 * Experience with optical assemblies and components such as cameras, laser diodes, excimer lasers, etc..

 * Experience in recording and evaluating measurement data.

 * Good written and spoken English.

 * Confident use of MS Office programs (Word, Excel, etc.).

 * Goal-oriented and structured approach to work as well as strong analytical skills.

 * Knowledge of Microsoft Dynamics NAV is desirable.

 * Programming skills in e.g. Matlab, Python, etc..

 * Degree in a technical field related to optics or comparable training.

## Description

The micro-optics designer is responsible for the development, simulation, and optimization of micro-optical components and systems used in high-precision optical applications such as sensor technology, imaging, telecommunications, and lithography. The aim of the position is to design innovative micro-optical solutions that combine technical performance, manufacturability, and cost optimization.

 * Development and design of micro-optical components (e.g., microlens arrays, diffractive optics, etc.).

 * Performing optical simulations (e.g., with Zemax, LightTools, COMSOL, Lumerical, or other FDTD/ray tracing tools).

 * Work closely with manufacturing teams to ensure the manufacturability of the designed components.

 * Define and evaluate design tolerances.

 * Perform feasibility studies, prototype development, and design reviews.

 * Support the integration of micro-optical components into complex optical systems.

 * Document and present design results internally and to customers.

 * Analyzing technical requirements and translating them into optical design specifications.

 * Selecting suitable materials and technologies for the implementation of micro-optical structures.

 * Supporting production in the transfer from prototype to series production.


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