- Mechanical and optomechanical design of scientific instruments: optical bench layouts, kinematic mounts, sample positioning mechanisms, structural enclosures
- Thermal analysis and design of temperature control systems, including thermoelectric (Peltier) regulation for sample environments requiring sub degree stability
- Electronics architecture definition: power distribution, signal routing, connector and cabling layouts for instruments combining lasers, detectors, and embedded computing
- Resource budgets (mass, power, thermal dissipation) and technical content for system-level documentation and specifications
- Prototyping, testing, and design iteration of hardware in close collaboration with the optics and software teams
Instrument Development Engineer (m/f/d)
(LS Instruments AG) Fribourg
Full-time
Permanent employee
Your mission
Your profile
- Graduate degree (Master’s or PhD) in mechanical engineering, mechatronics, physics, optics or a closely related discipline
- working independently in a small, cross-disciplinary team.
- self-motivated and proactive in concluding assigned tasks according to the company goals
- Proficiency in 3D parametric CAD (SolidWorks) for precision mechanical assemblies and mechanism design
- Thermal analysis of instrument-scale systems: steady-state and transient modelling, TEC/Peltier temperature control design
- Prior experience in scientific instrumentation, laboratory equipment, or analytical device development
- Understanding of how optical, mechanical, and electronic sub-systems integrate into a functioning instrument
- Good written and spoken English
- Swiss/EU citizenship or valid working permit for Switzerland
- Electronics design (power distribution, PCB layout, low-noise signal conditioning)
- FEM simulation (structural or thermal)
- Optics, photonics, or laser-based measurement systems
- Space engineering standards (ECSS) or aerospace qualification processes
- Hands-on prototyping (3D printing, CNC, soldering, laboratory assembly)
- Good command of French and/or German
Why us?
- Permanent, full-time position
- You become part of a growing company where your contribution makes a difference, is valued, and is part of our path to further success
- Matrix organization, flexible working conditions in a modern environment
- A company with values dedicated to uncompromising integrity, trust, respect, and teamwork
- Flexible working hours
- International, research-driven team in a cutting-edge technology environment
- Ideal public transport connections – train station right next door for a seamless commute
- Vibrant, diverse culinary scene – modern, hipster-friendly cafés, restaurants, and food spots in the immediate neighbourhood
- Startup ecosystem – located in the heart of a dynamic startup incubator community, fostering innovation and networking opportunities
- Convenient parking facilities nearby
About us
Postnova is internationally active as a leading manufacturer and provider of equipment, software, and services for the analysis of nanoparticles, polymers, and biomolecules.
We are the inventor of field flow fractionation and an innovator in the field of laser light scattering.
Renowned universities, research institutes and companies all around the globe use our solutions in the fields of life science, material science, and environmental science.
Our devices are used in product development, process optimization, and quality assurance. They make a decisive contribution to the development of new medicines, innovative materials, and the preservation of our livelihoods and the environment.
As a company, we enjoy financial autonomy and pursue a long-term strategy of independence.