City:  Jena
Date:  Nov 17, 2023

Scientific Researcher for Quantum Communication Systems (IOF-2023-83)

The Fraunhofer-Gesellschaft ( currently operates 76 institutes and research institutions throughout Germany and is the world’s leading applied research organization. Around 30 000 employees work with an annual research budget of 2.9 billion euros. 

The Fraunhofer Institute for Applied Optics and Precision Engineering IOF in Jena conducts applied research in the field of photonics and develops innovative optical systems to control light – from its generation and manipulation to its application. The services offered by the institute cover the entire photonic process chain ranging from optomechanical and optoelectronical system design to the manufacturing of customer-specific solutions and prototypes.


Want to get a closer look at what we’re working on? Visit


What you will do

  • You will join our interdisciplinary »Quantum Communication Technologies« team to bring the vision of a quantum internet a step closer to reality. 
  • Together with other scientists and engineers, you will work on the physical and technical foundations of secure quantum communication networks. 


What you bring to the table

  • PhD in physics or engineering with research experience related to quantum technology
  • Ideally, expert knowledge in the development of operational quantum communication systems in fiber and free-space links, the development of quantum communication systems and hardware, and/or in quantum random number generation
  • Experience in the management of collaborative projects and knowledge of agile project management methods are highly beneficial
  • Enthusiasm to take project responsibility to coordinate collaborative research activities and field demonstrations in a team with collaborators in academia and industry 
  • Excellent communication skills to present your results at local, national, and international research meetings and trade shows
  • Ability to keep clear records while working independently and to prepare scientific publications / research proposals
  • Proficiency in English and German makes your day-to-day work much easier


What you can expect

  • Cooperation in a collegial, open-minded, and international team in a well-equipped work environment
  • Personal and professional development opportunities in challenging Research and Development projects
  • Networking with first-class industrial partners and research groups around the globe
  • Access to state-of-the-art research and engineering infrastructure 
  • Engineering facilities for fiber technology, nanofabrication, and more
  • Fiber network and a 40-km lab-to-lab fiber link for quantum communication
  • Free-space optics testbed for satellite quantum communications 
  • Flexible working hours and a family-friendly workplace

For more information, visit us at:


The weekly working time is 39 hours. This position is also available on a part-time basis. We value and promote the diversity of our employees' skills and therefore welcome all applications - regardless of age, gender, nationality, ethnic and social origin, religion, ideology, disability, sexual orientation and identity. Severely disabled persons are given preference in the event of equal suitability. Appointment, remuneration and social security benefits based on the public-sector collective wage agreement (TVöD). Additionally Fraunhofer may grant performance-based variable remuneration components.

With its focus on developing key technologies that are vital for the future and enabling the commercial utilization of this work by business and industry, Fraunhofer plays a central role in the innovation process. As a pioneer and catalyst for groundbreaking developments and scientific excellence, Fraunhofer helps shape society now and in the future. 

Interested? Apply online now. We look forward to getting to know you!


Fraunhofer Institute for Applied Optics and Precision Engineering IOF 


Requisition Number: 68103                Application Deadline: 10/15/2023


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