- Chef De Partie
- Chemical Laboratory Technician
- Chemical Operator III
- Chemical Production Specialist
- Chemical Technician
- Chief Cook (water transportation)
- Chief of Party
- Child and Youth Worker
- Child Care Development Specialist
- Child Care Worker
- Child Development Practitioner
- Children, Young People and Families Practitioner
- Chimney Sweep
- Church Minister (Degree)
- Civil Engineer (Degree)
- Civil Engineering
- Civil Engineering Site Management (Degree)
- Civil Engineering Technician
- Clerk in Public Administration
- Clinical Coder