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 Six Sigma Green Belt / Black Belt (Internal Progression)
5-8 years as a Senior Green Belt or 2-4 years as a Black BeltSkills to master
- Leading complex, cross-functional projects, informal mentorship of junior colleagues, building strong stakeholder relationships, and demonstrating consistent, measurable project impact.
You're ready to move on when
- Successfully led 5+ Black Belt level projects with significant financial impact.
- Consistently sought out by peers for advice on methodology and problem-solving.
- Demonstrated ability to influence across departments without direct authority.
- Expressed a clear interest and aptitude for people management and strategic leadership.
- 2
Operations Manager (with OpEx focus)
10-15 years in Operations management roles, with a strong emphasis on process improvement.Skills to master
- Deep operational domain knowledge, managing large teams, P&L responsibility, and a track record of driving efficiency within an operational function.
You're ready to move on when
- Managed a significant operational team (20+ people) with strong performance.
- Successfully implemented process changes that improved efficiency and quality in their own operational area.
- Holds a Six Sigma Black Belt certification or equivalent demonstrable OpEx expertise.
- Understands the day-to-day realities of operational teams and how to implement sustainable change.
- 3
Consultant (Operational Excellence)
8-12 years in management consulting, specialising in operations or continuous improvement.Skills to master
- Client relationship management, structured problem-solving across diverse industries, strong presentation and communication skills, and experience in driving change within client organisations.
You're ready to move on when
- Managed multiple OpEx engagements for various clients, delivering measurable results.
- Proven ability to quickly understand new operational contexts and apply improvement methodologies.
- Strong track record of influencing senior client stakeholders and managing complex projects.
- Desire to transition from external advisory to internal, hands-on leadership.