Test and Qualification Engineer (M/F)

Keopsys IndustriesCôtes-d’ArmorEURESpublished 09/07/2026
Must-have:PythonC#
Machine translation — original language: French.Show original

With 50 years of experience, the French group Lumibird designs, manufactures, and distributes high-performance laser solutions for scientific, industrial, and medical use from its various sites in France (Lannion, Rennes, Villejust, Cournon d'Auvergne) and abroad (USA, Canada, Italy, Slovenia, Sweden, Australia).

Characterized by its expertise, numerous patents, regular growth, and professions ranging from operator to researcher, the Lumibird group currently employs more than 1,000 employees worldwide.

Resolutely committed to sustainable development, the Lumibird group contributes to the ecological and social transition by developing an ambitious CSR policy.

Keopsys Industries, an entity of the Lumibird group, primarily designs and develops fiber lasers and amplifiers, and has nearly 250 employees based at the Lannion (22), Cesson Sévigné (35), and Talence (33) sites.

To support its development and new projects, Keopsys Industries is looking for a Test and Qualification Engineer (M/F) for a 10-month fixed-term contract (CDD) at the Lannion site. Do you want to hold a position at the heart of innovation? Join us!

Missions: Reporting to the Test and Qualification Manager and working within a cross-functional team, your mission is part of the simplification of tests for space products in temperature and pressure. You will be required to design, improve, and automate recording devices for temperatures, voltages, and optical powers for various products operating under vacuum. Additionally, development work to generate standard test reports may be added to the mission.

Activities:

  • Bibliography of fiber laser technology and optical amplifiers,
  • Planning and monitoring of critical T&Q,
  • Component testing for production needs,
  • Writing reports in compliance with standards (ECSS, Telcordia) and customer requirements,
  • Simplification and automation (Python, Basic C#, and/or firmware) of test benches,
  • Participation in environmental test plans (vacuum, mechanical, thermal, radiation),
  • Participation in dual-source qualifications (CRS, screening, qualification status),
  • Reliability calculation, failure rate calculations,
  • Maintaining a qualification database,
  • Participation in department activities: qualification of components, sub-assemblies, and laser products, weekly meetings, maintenance, 5S.

Knowledge and skills required:

  • Engineering degree or equivalent,
  • Programming (Python, VBasic C#, and/or LabVIEW),
  • Knowledge of metrology and optical instrumentation,
  • Good level of English.

Qualities: Creative and having a taste for experimentation, you demonstrate rigor and autonomy and possess good interpersonal skills. You also have good writing skills.