Lean / Six Sigma Black Belt Expert – AI Trainer (Freelance, Remote)

About the role

We are looking for an experienced Lean / Six Sigma Black Belt to act as an AI Trainer. You will work remotely on a freelance basis, helping advanced AI models understand and apply process‑improvement principles.

Key responsibilities

• Review and refine AI‑generated content related to Lean and Six Sigma methodologies.
• Assess the accuracy and practicality of AI recommendations for waste reduction, defect minimisation, and workflow optimisation.
• Create real‑world scenarios, case studies and variations that illustrate best practices and risk mitigation.
• Identify gaps, risks or inaccuracies in AI outputs and provide structured, actionable feedback.
• Guide AI systems to better interpret and apply Lean / Six Sigma principles.

Required profile

• Certified Lean / Six Sigma Black Belt with hands‑on experience in process mapping and root‑cause analysis.
• Based in the EU or the United Kingdom.
• Analytical, detail‑oriented and comfortable providing constructive, structured feedback.
• Available to work 8–20 hours per week on remote, asynchronous projects.

Required skills

• Lean methodology
• Six Sigma tools (DMAIC, statistical analysis, etc.)
• Process mapping
• Root‑cause analysis
• Continuous improvement techniques

What we offer

• Fully remote, project‑based freelance assignments.
• Opportunity to directly influence AI systems used in process excellence.
• Access to professional development through the 10x Team AI Academy.
• Supportive network of independent experts and streamlined onboarding.