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R&D Engineer (m/f/d) Ion Beam Sputtering

Location: 

Alzenau, BY, DE, 63755

Work Site:  Onsite
Duration:  Permanent / Unlimited
Date:  May 20, 2026

Two billion people eat food every day that was produced with Bühler equipment. One billion people drive vehicles whose parts were manufactured with our machines.​ Bühler aims to balance humanity, nature, and the economy in every decision as it develops solutions that unlock sustainable business opportunities in the global food, feed, and mobility industries. We strive to create innovations for a better world, with a special focus on healthy, safe, and sustainable solutions. Therefore, we team up with customers, start-ups, multinationals, and academia to accelerate impact together.

Summary

Bühler LEYBOLD OPTICS is a leading expert in developing and manufacturing high-tech thin-film vacuum coating technology with a focus in precision optics and photonics applications, such as optics in high-power lasers, precise measurement systems, cell phones, eyewear and more. With more than 150 years of experience and a strong focus on technical innovation, Bühler Leybold Optics has established itself as a leading provider in the vacuum coating industry based on technical innovations. This is an exciting time for Bühler Leybold Optics with a continuous growth in countries, market size and opportunities.

As an R&D Engineer (m/f/d) Ion Beam Sputtering, you will contribute to the further development of our LEYBOLD OPTICS IBS ion beam sputtering platforms. In this role, you will develop advanced thin-film coating processes and support the realization of innovative vacuum coating systems for demanding optical applications. If you enjoy working in an innovative technical environment, combining scientific understanding with hands-on engineering, we look forward to receiving your application.

Job Responsibilities

•        You develop and optimize ion beam sputtering processes for the deposition of optical thin-film systems.

•        You are actively involved in the development, testing, and qualification of new components, process solutions, and system features

•        You coordinate and execute R&D projects in close collaboration with internal departments and external partners

•        You write development and application reports as well as scientific publications

•        You attend international conferences and technical events to follow the latest developments, present results, and build professional networks

•        You commission novel vacuum coating systems

•        You support our sales team and customers with technical expertise

Qualifications

  • You have successfully completed a university degree e.g., in Physics, Applied Physics, Material Science, Physical Engineering, Optical Engineering, Electrical Engineering or a comparable field
  • Experience in process development, experimental work, data evaluation, or system commissioning
  • Ideally, you have experience with ion beam sputtering systems, vacuum coating technology, optical thin films, or optical interference filters
  • You have a good command of English, German skills are of advantage
  • You have a structured, reliable, and solution-oriented way of working
  • You are willing to travel internationally to visit customers, support system commissioning, and attend conferences

At Bühler we are not only offering working opportunities and international exchange of like-minded professionals. We are more than just a global company. Our value proposition to transform the way companies feed and move the world, is driving positive change in the industries in which we operate globally. Become a part of a dynamic environment that combines your drive for innovation with a world ​of possibilities.​ Joining us means embracing a shared purpose of creating innovations for a better world while becoming part of a company that is dedicated to your success.

As a global organization, we embrace the diversity of our global workforce. At Bühler, you will collaborate with professionals from around the world, each bringing in a unique perspective to the table. It is a business priority for us to harness the diversity of our global workforce and include them in their uniqueness to create a culture of belonging guided by our TOP values – Trust, Ownership and Passion. Embark on a journey that combines the excitement of global collaboration with the reassurance of a welcoming workplace.

Let’s create impact together! 

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