• Fiber-optic products



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Set your own schedule with flexible working hours

Team Spirit

A leading company in an international environment


We are striving for progress.
An idea today - a product tomorrow


Work in the most sunniest place
in Switzerland


25 paid vacation days
plus paid public holidays


We Are Well Connected

Diamond SA is an international company based in Switzerland, specializing in the development, manufacturing and assembly of high-precision fiber optic components and assemblies. Our products are all manufactured at our Headquarters in Losone, Ticino where we process high quality ceramic, plastic and metal components from raw material straight to finished products. Quality and customer satisfaction are our top priority.

Our Headquarters

Our Headquarters is located in a beautiful area surrounded by the lakes and mountains of Switzerland. In five buildings, we process high-quality ceramic, metal and plastic components, starting from the raw material through to the finished product. This vertically integrated operational approach guarantees that every component meets all the quality, reliability, and performance standards have come to be expected from our products worldwide.



DIAMOND own patents and trademarks and distributes its products worldwide. In such a well-connected, international environment our employees, especially in R&D and Sales, operate in a challenging and diverse atmosphere, giving them the opportunity to use their technical and linguistics skills. Therefore, we are constantly looking for motivated, versatile and reliable employees, whose know-how and competencies are the foundations of the company’s success. 

Job Openings

Not found the right job opening? If you think you have a special set of skills and talent that DIAMOND would benefit from, we welcome your application and detailed resume.



Human Resources


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