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
Senior Assembly Line Manager
3-5 yearsSkills to master
- Mastering SQDC for multiple lines, leading complex Kaizen events, effectively coaching a team of supervisors, managing line-level budgets, and demonstrating strong cross-functional collaboration with Maintenance and Quality.
You're ready to move on when
- Consistently exceeding OEE and quality targets across their managed lines.
- Successfully leading at least 3-5 significant improvement projects (e.g., Lean Six Sigma Green Belt projects).
- Receiving strong positive feedback from direct reports and cross-functional peers on their leadership and collaboration.
- Proactively identifying systemic issues and proposing solutions that go beyond their immediate area.
- Demonstrating strong financial acumen and budget adherence at the line level.
- 2
Operations Project Lead / Lean Specialist
5-8 yearsSkills to master
- Leading large-scale, cross-functional operational improvement projects (e.g., new line installations, major process overhauls), deep expertise in Lean/Six Sigma methodologies, strong project management skills, and the ability to influence without direct authority.
You're ready to move on when
- Successfully delivered 2-3 major operational projects on time and within budget, with clear ROI.
- Recognised as an internal expert in Lean or Six Sigma, often holding a Black Belt certification.
- Proven ability to manage complex stakeholder relationships across different departments.
- Strong analytical skills, capable of identifying and quantifying improvement opportunities.
- Demonstrates a holistic view of operations, beyond just a single line or process.