| No. | Subsidiary companies | Number of new hires | Internship duration | Position | Notes |
| 1. | CMC Technology & Solution | 100 | Annually from January to April | Intern | Compensated internship |
| 2. | CMC Global | 300 | Annually from January to April | Intern | Compensated internship |
| 3. | Saigon CMC Technology & Solution | 100 | Annually from January to April | Intern | |
| 4. | CMC Service | 100 | Annually from January to April | Intern | |
| 5. | CMC Cyber Security | 100 | Annually from January to April | Intern | |
| 6. | CMC Japan | 30 | Annually from January to April | Intern | Compensated internship |
| 7. | CMC ATI | 100 | Annually from January to April | Intern | |
| 8. | CMC Telecom | 300 | Annually from January to April | Intern | Compensated internship |
| 9. | CMC Consulting | 100 | Annually from January to April | Intern | Compensated internship |