The Green Belt level represents an advanced stage of Lean training and is intended for professionals who want to take a leading role in continuous improvement initiatives within their organisations.
Green Belt practitioners deepen their knowledge of Lean methodologies and analytical tools and can manage improvement projects that deliver measurable results. The programme covers structured improvement frameworks such as DMAIC (Define, Measure, Analyse, Improve, Control), data analysis and project management techniques, enabling participants to lead teams and implement process improvements across departments or projects.
Participants will lead Gemba walks and process improvement initiatives within construction projects and engage in frontline problem-solving teams using scientific methods together with problem-solving and root-cause analysis tools.
Learning Outcomes
On successful completion of the programme, learners will be able to:
Apply Lean Construction principles to improve project performance.
Demonstrate an understanding of waste and the 8 Wastes in accordance with Lean principles.
Use Lean planning and control tools to manage workflows.
Lead and facilitate Lean improvement initiatives.
Key Areas of Study
The programme includes:
Lean Construction Principles and Practices
Lean Construction Project & Leadership
Lean Planning and Control
Waste Identification and Process Analysis
Lean Tools and Techniques
Data and Measurement
People, Culture and Leadership
Sustainability and Lean
Data-Driven Decision Making
Start date: September 2026
Weeks: 26 (2 Semesters)
Day/s: As per timetable (recordings available)
Hours per week: 3 hours
Time: Evenings (online and recordings available)
Cost: €0 (Fully funded through GRASP)
Applicants may qualify through:
A pass in a Level 5 programme (Leaving Certificate);
Five GCSE subjects at Grade C or above including English/Irish and Mathematics;
Equivalent international qualifications;
Mature applicant routes;
Recognition of Prior Learning (RPL).
Build the skills needed for a greener, more sustainable built environment with the OCN NI Level 3 Sustainable Construction qualification.
Gain specialist knowledge in renewable and low-carbon technologies.
