Overview of the role

Identify and lead the delivery of change across organisational functions and processes.

Improvement practitioner

Reference Number: ST0192

Details of standard

Occupation profile:

Improvement Practitioners use a blend of Lean and Six Sigma, project and change management principles and tools to identify and lead the delivery of change across organisational functions and processes. Improvement Practitioners can be found across all sectors and functions including automotive, banking, engineering, food products, IT, property, retail, telecoms, Local and County Councils, NHS, Voluntary / Charity, Utilities, Pharmaceuticals, Insurance, Hospitality etc.​

Typically, Practitioners lead smaller projects and/or play a key supporting role in a larger programme – tackling issues that may require swift problem solving, or re-occurring challenges that require in-depth analysis and the implementation of a range of effective and sustainable countermeasures. They are the focal point for all stakeholders and responsible for communication throughout a project. Typical activities include:

  • Identifying potential opportunities, diagnosing issues, proposing solutions and implementing changes and controls
  • Coaching teams and sharing best practice
  • When leading projects they may manage small teams ensuring motivation and momentum, and be responsible for the successful completion of the project

There are a variety of job titles associated with the occupation, these include, but are not limited to: Business Improvement Practitioner, Continuous Improvement Manager, Process Excellence Manager, Lean Six Sigma Green Belt and Quality Control Senior Analyst, Environmental Compliance Manager, Engineer (Environmental, Mechanical, Geotechnical, Civil, Chemical, etc), Environmental Construction Management, Environmental Data Analyst, Environmental Health and Safety Officer, and Transportation Engineer.​

Green job titles:   Environmental improvement compliance manager, Environmental improvement engineer, Environmental improvement construction manager, Environmental improvement data analyst, ​Environmental improvement health and safety officer


Improvement Practitioners have the Knowledge and understanding of:

  • Compliance: Legislative and customer compliance requirements including environment and health and safety
  • Team formation and leadership: Decision-making techniques e.g. consensus, authority rule, majority rule
  • Project management: Business case, risk analysis and management, toll-gate reviews, work breakdown structure, lessons learned, pilot studies, project review, process management and measures, benefits tracking
  • Presentation and reporting: Reporting templates, message mapping, case for change
  • Change management: Stakeholder identification, analysis and management (RACI). Change curve, resistance characteristics, change sponsorship, compelling point of view
  • Principles and methods: Business value of Lean and Six Sigma improvement methods - 8D, practical problem solving, Define Measure Analyse Improve Control, Design for Six Sigma
  • Project selection and scope: Y=f(x) equation (outputs are the result of inputs), business scorecard cascade
  • Problem definition: Cost of Poor Quality, problem analysis models such as Is/Is Not
  • Process mapping and analysis: Swim lane, value stream map, performance metrics – continuous, Parameter diagram, Takt time, Overall Equipment Effectiveness, theory of constraints principles, Kanban
  • Data analysis – basic tools: Spreadsheets and pivot table analysis, statistical analysis software
  • Measurement systems: Repeatability and Reproducibility principles
  • Basic statistics and measures: Control charts - attribute data, principles of normality
  • Data analysis - statistical methods: Measures of central tendency and spread
  • Process capability and performance: Capability analysis – continuous data for normal distribution
  • Root cause analysis: Key principles including symptoms, failure-mode, potential/verified cause, critical inputs, escape point. Graphical representation of data with dot, scatter and box plots
  • Experimentation: Active versus passive analytics, design of experiments, experiment plan
  • Identification and prioritisation: Selection and prioritisation matrix, Failure Mode and Effects Analysis

Improvement Practitioners have the Skills within the context of their own organisation to:

  • Compliance: Work in accordance with organisational controls and statutory regulations
  • Communication: Speak and write clearly. Influence others, question effectively. Plan and deliver meetings presenting insight to engage audiences
  • Coaching: Observe, listen, use questioning, provide feedback and spot learning opportunities
  • Project management: Define, sequence, plan and schedule activities with phases and milestones. Estimate effort and duration. Create and update project charter. Review progress
  • Change management: Sponsorship contract, surface and manage resistance, build compelling narratives for change, assess change impact
  • Principals and Methods: Select and apply a structured method and appropriate improvement tools engaging with subject matter experts to deliver business benefits
  • Project selection and Scoping: Support the identification of improvement opportunity and the scoping of these projects
  • Problem definition: Support development of problem/opportunity statements
  • Voice of the customer: Support application of techniques to identify and prioritise customers, their requirements and ensure balance against the stated and unstated needs of the business (Voice of the Business)
  • Process mapping and analysis: Process map to measure and analyse flow and value. Identify interfaces, functional responsibilities and ownership. Use insight to identify potential opportunities and map future state
  • Lean tools: Seek in-process waste through understanding of value within the value stream
  • Measurements systems: Plan, carry out and assess results of a measurement system study
  • Data acquisition for analysis: Develop a sampling strategy
  • Basic statistics and measures: Use graphical analysis to understand distribution and stability
  • Data analysis-statistical methods: Identify data-types and select analysis methods and tools. Assess time series data stability and analyse making relevant insight
  • Process capability and performance: Select methods and metrics for analysis
  • Root cause analysis: Select and apply the appropriate graphical tool dependent on the data type to identify patterns, trends and signals to establish hypothesis
  • Experimentation and optimisation: Plan designed experiment with clear objectives, and appropriate levels of Measurement Systems Analysis, analyse experiment data and optimise
  • Identification & prioritisation: Identify and prioritise factors, ideas and solutions
  • Data analysis – SPC: Select and apply appropriate tools for ongoing monitoring and control. Analyse and interpret control charts
  • Benchmarking: Conduct structured benchmarking to support target setting
  • Sustainability & control: Identify failure modes and embed learning from improvements

Improvement Practitioners demonstrate the following Behaviours:

  • Drive for results: Continuous drive for change and encourages others to deliver results across functional areas capturing and standardising best practice
  • Team-working: Awareness of own and others’ working styles. Creates high performing team
  • Professionalism: Promotes a moral, legal and socially appropriate working manner, aligns behaviours to the organisations values. Maintains flexibility to needs of project
  • Continuous development: Proactively seeks and acts on feedback. Reflects on performance and has a desire for development. Adapts quickly to working with new situations/stakeholders/challenges
  • Safe working: Ensures safety of self and others, speaks out to challenge safety issues


Typically 14-18 months

Entry requirements:

Individual employers will set their own entry requirements


Either before or during the apprenticeship, apprentices will be required to achieve level 2 qualifications in English and mathematics prior to taking the end point assessment


Level 4


After 3 years

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Status: Approved for delivery
Level: 4
Reference: ST0192
Version: 1.2
Date updated: 28/02/2023
Approved for delivery: 27 February 2018
Route: Business and administration
Typical duration to gateway : 14 months (this does not include EPA period)
Maximum funding: £6000
LARS Code: 237
EQA Provider: Ofqual
Employers involved in creating the standard: BT Group Plc, Toyota Motor Manufacturing (UK) Ltd, Capella Associates, Chartered Quality Institute, International Automotive Components Group Ltd, Jaguar Land Rover Ltd, SAIC Motor UK Technical Centre Ltd, Capella Associates Ltd, Wincanton Plc, GLAS Business Solutions Ltd, develop-u, National Skills Academy for Food & Drink, Britvic Soft Drinks Ltd, 2 Sisters Food Group, Ricoh Europe Plc, TUI Group Plc, Gleeds Management Services Ltd, Royal Mail Group Ltd, GlaxoSmithKline Plc, nuvia Limited, Bee Lighting Ltd, Clevedon Fasteners Ltd, Stadco Ltd, Kraft Heinz Company, British Standards Institution, Morson International Ltd, Testlink Services Ltd, Rolls-Royce Controls and Data Services Ltd, Leonardo – Helicopter division

Version log

Version Change detail Earliest start date Latest start date Latest end date
1.2 End-point assessment plan revised 28/02/2023 Not set Not set
1.1 End-point assessment plan revised 11/11/2022 27/02/2023 Not set
1.0 Approved for delivery 27/02/2018 10/11/2022 Not set

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