The pathway
How you actually get there, here
How you become one varies far more by country than what one does. This is the UK route. Most people take one of these ways in; the right one depends on where you're starting from.
- 1
Lean Practitioner / CI Specialist (L2)
2-3 years at L2Skills to master
- Facilitating small-scale Kaizen events, conducting time studies, analysing data in Minitab, and owning specific cell improvement metrics. You'll need to show you can independently drive projects and deliver results.
You're ready to move on when
- Successfully led 3+ projects with documented savings.
- Consistently met or exceeded individual improvement targets.
- Demonstrated ability to coach and guide junior colleagues informally.
- Received positive feedback from Plant Managers on project execution and collaboration.
- 2
Manufacturing Engineer / Process Engineer (with CI focus)
3-5 years in Engineering roles, then 2-3 years in a dedicated CI roleSkills to master
- Deep technical understanding of manufacturing processes, strong problem-solving skills applied to equipment and process design, and a growing expertise in Lean tools. You'll need to transition from technical problem-solving to broader process optimisation and people leadership.
You're ready to move on when
- Led projects that significantly improved process efficiency or quality.
- Actively sought out and applied Lean principles in your engineering work.
- Demonstrated a desire to move beyond purely technical roles into broader operational improvement.
- Completed a Green Belt certification and applied it to real-world projects.