Are you interested in cleanroom process development and looking for a new job opportunity in the field? Would you like to develop innovative technology with superb colleagues who are top experts in their field? Do you want to build an excellent science career and work at the interface of academy and industry?  

VTT is one of the leading applied research organisations in Europe. What unites us are curiosity, a passion for learning and a purpose: to solve the biggest challenges of our time and turn them into sustainable growth and well-being. Our cross-disciplinary community of over 2300 brilliant minds from 60 different nationalities is focused on creating impact through science-based innovation. Get to know us further by exploring VTT's tech & infra.

We are now looking for Master’s Thesis worker for the process development for microelectronics 

with interest in cleanroom process development, you identify and solve problems independently and creatively, while working closely and flexibly with a team of experts. You focus on the optimization and fabrication aspects of the patterning process including photolithography and etching, data collection and process analysis.   

Our team focuses on microsystems for medical applications. We are working with optical devices such as tunable filters based on Fabry-Pérot interferometers, infrared detectors, thermophotonics for optical cooling and energy harvesting. Our further technologies include various MEMS sensors and ultrasonic devices and systems. These technologies enable us to solve world-class problems with our partners for cleaner and safer environment and society, more sustainable industries, and better health and wellbeing. We are now reinforcing our expertise in cleanroom manufacturing and quality improvement.

Your responsibilities as Master’s Thesis Worker:

• Developing environmentally more sustainable processes for microelectronics
• Cleanroom process characterization, analysis and optimization.
• Communicating and solving the problems in tight collaboration with others at VTT and industrial partners.

Who we are looking for:

• You are finalizing your Master’s degree studies in chemistry, materials science, micro- and nanotechnologies, electronics, or closely similar field, and you are looking for a topic for a Master’s thesis
• Excellent communications skills in English are required.

As a person, we hope that you are:

• You have experience in cleanroom fabrication.
• You have strong communication and collaboration skills. You are able to efficiently interact with your colleagues and with people from different fields.
• An enthusiastic outside-the-box thinker. You enjoy challenges and learning new things and have a strong passion for science and research and development
• A further benefit is knowledge about device design, modelling, fabrication or characterization

With VTT, you’ll enjoy: / What we offer you:

• Visionary work in technology. We offer positions at the cutting-edge of technology and engineering from next generation microelectronics and quantum technology to automation and robotics, energy systems and more. Our research agenda is dedicated to creating sustainable growth by solving systemic and technological challenges, so your work will go towards creating real, positive impact. Read more about our strategy – the path of exponential hope.
• Fascinating projects, excellent research environment. Our researchers get to work on a combination of cutting-edge academic research and applied customer projects, both locally and internationally. At VTT, you’ll have state-of-the-art research facilities at your disposal, such as Micronova, the Finnish research infrastructure for micro-, nano- and quantum technologies.  
• Great career opportunities, superb colleagues. At VTT, excellence in research is a strategic priority. We offer long-term positions and stable career paths in top-level research. People tend to stay with us over 10 years since there are always new roles and responsibilities to grow into. Collaborating in a cross-disciplinary community with superb colleagues is a source of learning, inspiration, and fun. Read more about our organisational culture as the builder of the world's most meaningful place to work.
• Support for your well-being. Our people are our main asset, so we take good care of them. We aim to nurture great team spirit and leadership and offer versatile well-being services to enable a good work–life balance. On top of 6 weeks of paid holidays, we offer exercise and culture benefits, hobby clubs, and voluntary well-being services such as meditation programmes and trainings on cognitive ergonomics.

Apply now and join our community of brilliant minds!

Please send your CV with your salary request via our recruitment system as soon as possible but at the latest 18 September 2025. A security clearance procedure is conducted during the recruitment process. Employment type: full-time, temporary, 10 months. Starting in Jan-Fed 2026. 

Interested and want to hear more?

For further information, please contact Research Team Leader Aapo Varpula, aapo.varpula@vtt.fi

We look forward to hearing from you!