CIWM (WAMITAB) Level 4 Operator Competence for Managing Thermal Treatment Facilities



About this regulated qualification

This qualification is part of the CIWM (WAMITAB) Operator Competence Scheme. It provides technically competent managers (TCMs) with the knowledge and skills to ensure thermal treatment facilities (autoclaving, pyrolysis and gasification) comply with relevant regulations.

Assessment is conducted in the workplace through a portfolio of evidence, demonstrating competence in:

  • Managing health and safety
  • Minimising environmental impact
  • Handling the movement, sorting and storage of waste
  • Controlling work activities
  • Identifying and implementing improvements
  • Controlling maintenance and other engineering operations
  • Overseeing procedural compliance
  • Responding to emergencies
  • Managing regulatory inspections

In addition to the mandatory units, learners can choose one of four optional pathways to tailor their qualification to specific operational needs:

  • Pyrolysis and Gasification Hazardous Waste
  • Autoclaving Hazardous Waste 
  • Pyrolysis and Gasification Non-Hazardous Waste 
  • Autoclaving Non-Hazardous Waste

This structure ensures that learners gain both core technical competence and specialist knowledge, supporting compliance and best practice.

Who is it for?

  • Technically competent managers
  • Consultants
  • Site managers
  • Supervisors 

General information

Route Qualification
Guided Learning Hours (GLH) 68 (the average time for supervised learning and practice, but may vary by learner)
Total Qualification Time (TQT) 189 (this is the guided learning hours, plus the amount of time the average learner will spend in unsupervised practice and study, but may vary by learner)
Ofqual Number 601/8620/3
CIWM Code AOC01a, AOC01b, AOC01c, AOC01d
Assessment Portfolio of evidence
Specimen assessment materials None available for this qualification
Language English
Availability England, Northern Ireland, Scotland, Wales
Standard Rules None specified


Centres Offering This Qualification