Quantum Photonics Engineer

Quantum Photonics Team / Experienced – Paris, Île-de-France, France - Full-time

The job

We are seeking a highly-skilled and passionate physicist to join our dynamic team and contribute to the development of cutting-edge quantum light source technologies. As a Quantum Photonics Engineer, you will:

  • Conduct research and development activities in the field of quantum light sources.

  • Design, model, and optimize quantum light sources tailored for specific applications, such as single-photon sources or entangled photon pairs.

  • Collaborate with multidisciplinary teams to integrate quantum photonics technologies into larger systems.

  • Perform experimental measurements and analysis to evaluate the performance of quantum light sources.

  • Stay up-to-date with the latest advancements in quantum optics and light source technologies.

  • Document research findings, prepare technical reports, and contribute to scientific publications.

  • Contribute to intellectual property development through patent filings and other relevant activities.

  • Participate in brainstorming sessions and contribute innovative ideas to shape the company’s technological roadmap.

Required qualifications and Experience

  •  Ph.D. in Quantum Optics, Photonics, Quantum State Engineering, or a related field.

  • Strong background in quantum photonics, including theoretical and experimental knowledge.

  • Proficiency in designing and characterizing quantum photonic devices and systems.

  • Proficiency in modeling and simulation software for quantum optical systems.

  • Experience with advanced laser systems and related optical components.

  • Familiarity with quantum information science and quantum computing.

  • Excellent analytical and problem-solving skills.

  • Strong communication and teamwork abilities.

  • Self-motivated, comfortable working both independently and collaboratively with people of all disciplines on complex projects and in a fast-paced environment.

  • Fluency in English.

Preferred qualifications and Experience

  • 5+ years combined academic or industry experience in a relevant discipline.

  • Strong theoretical and experimental background in quantum light sources, with expertise in optical cavities and non-linear crystals.

  • Proficiency in designing, characterizing, and optimizing quantum light sources.

  • Experience with liaising with suppliers.

  • Proven track record of research and innovation in the field of quantum photonics.


Welinq provides equal opportunity in all our employment practices to all qualified employees and applicants with regard to race, color, religion, gender, national origin, age, disability, marital status, military status, genetic information or any other category protected by state laws. This policy applies to all aspects of the employment relationship, including recruitment, hiring, compensation, promotion, transfer, disciplinary action, layoff, return from layoff, training and social, and recreational programs. All such employment decisions will be made without unlawfully discriminating on any prohibited basis.


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