Senior optical R&D engineer - Space laser communications W/M

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  • Contract type:  Permanent contract

  • Work time:  Full time

  • Localization Rennes

Job description

Would you like to employ your optical expertise and creativity to solve innovative technical challenges in different areas such as laser comms for space applications (sat-to-ground optical links, sat-to-sat or point-to-point…)?
Join our R&D team at Cailabs!

Whether you have background in industry or academic research, come join our dynamic team of engineers and PhDs who share your creative spirit and the will to advance our state-of-the-art technology. You will find an open and vibrant atmosphere with a strong intellectual interest in your work. You will learn the ropes of working in an innovative company, from prototype development to industrialisation scale-up phases.

In our team, your main duties will be:

  • Lead development and design of innovative next-gen systems
  • Teach and lead newcoming engineers
  • Conduct upcoming system architectures depending on client’s needs
  • Integrate and interface multiple optical sub-systems
  • Lead improvement of existing product performances

Salary and benefits:

  • Competitive salary based on profile and experience.
  • Lunch vouchers.
  • Complementary health insurance covered at 100% by Cailabs.

Essentials skills

Key skills:

  • 6+ years experience in developing optical technologies (including academic research / PhD curriculum).
  • Master degree and hand-on experience in optics.
  • Proclivity for designing optical experiments and automation of data acquisition/treatment with a programming language of choice.
  • Capacity to identify problems and find solutions autonomously, often under time constraints.
  • Capacity to teach and lead engineers on innovative technologies
  • Capacity to lead a multi-disciplinary team (mechanics, electronics…)
  • Professional English.


  • Interest for integration and interfacing of components
  • Out-of-the-box and innovative thinking
  • Problem-solving driven

About Cailabs

Founded in 2013, Cailabs is a French deep-tech company located in Rennes. We design, manufacture, and sell innovative photonics products based on the shaping of light. The fast-growing company has raised 16.6 millions euros since its creation and has 50+ staff.

Find out more about us on

Réf: 2dc096ad-bcc3-4101-f631-08d92fc72107


Senior optical R&D engineer - Space laser communications W/M

Permanent contract
Full time

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