Technical growth line

• Technician
• Assistant Engineer
• Intermediate Assistant Engineer
• Engineer
• Senior Engineer
• Senior Engineer
• Senior Senior Engineer
• Technical Director/Director
• Technical Assistant/Manager

Function growth line

• Assistant Manager
• Manager
• Senior Manager
• Senior Manager
• Senior Senior Manager
• Project Assistant/Manager

Management growth line

• Deputy deputy director
• Deputy Chief
• Director
• Senior Director
• Assistant Manager
• Manager
• Senior Manager
• Deputy Director/Director
• Associate