The Tavon Group brings together production sites, including four located in Switzerland between La Chaux-de-Fonds and the Jura, true centres of excellence.

A leader in sapphire production, our industrial group embodies innovation, precision, and expertise.

With this unique mastery, we support the largest Swiss watchmaking houses in their prestigious creations.

To join our team and actively contribute to the harmonisation and standardisation of our operational processes, within a Lean Manufacturing approach using 5S and Standard Work, we are looking for an intern for a duration of 6 months.

An ideal internship for those who wish to work on the ground and put Lean Management tools into practice.

Your missions

Deployment of 5S

• Conduct a 5S diagnosis on various workstations.

• Identify gaps, critical points, and improvement opportunities.

• Lead 5S projects in collaboration with field teams.

• Design and install appropriate visual supports.

• Support employees in adopting best practices.

• Implement monitoring through audits and manage action plans.

Creation and updating of standard documents

• Observe workstations to understand existing practices.

• Write or update standard documentation:

  • Operating procedures

  • Work instructions (in coordination with the Technical Office)

  • Quality & safety checklists

• Harmonise practices among operators.

• Propose improvements on safety, quality, ergonomics, and productivity.

Participation in the continuous improvement process

• Contribute to the daily monitoring of production indicators.

• Participate in the follow-up and progress of action plans.

Profile sought

• Student in an engineering school, specialising in production, industrial engineering, or industrial methods.
• Interested in continuous improvement, optimisation of manufacturing processes, and industrial organisation.
• Knowledge of continuous improvement tools (Lean, 5S, Kaizen…), an asset
• Analytical mind, rigour, and sense of observation.
• Proactive and eager to contribute to concrete solutions.
• Comfortable working in a team and keen on fieldwork.
• Proficient in Microsoft Office.

Ideal start in September 2026!

Why join us?

• A practical internship, at the heart of operations.

• The opportunity to lead projects with real impact.

• Support from expert and committed teams.

• A rewarding experience for a future career in industry or continuous improvement.

Interested? We await your complete application.