Technician for commercial refrigeration equipment needed

we are looking for technician for commercial refrigeration equipment repair and service.

Job Scope:
1: Repair and maintenance for commercial refrigeration equipment, including chiller, freezer, ice maker
2: Maintenance of equipment, troubleshooting onsite of customer, mostly are food stalls and restaurants.
3: Hardworking and willing to take over time

Working hour:
9am to 6pm, Monday to Saturday

Salary:
Basic salary and repairing bonus