Technical Support Engineer

Must Energy Group, with 23 years of leadership in the residential solar energy storage industry, has deployed its innovative solar products in over 100 countries. The company boasts an impressive annual production capacity of 600,000 units, supporting both its in-house Must brand and customizable OEM/ODM solutions. With a strong focus on innovation, Must Energy Group employs more than 80 R&D engineers and holds over 100 approved patents. Headquartered globally with subsidiaries in Poland, South Africa, Dubai, and Egypt, Must Energy Group is dedicated to providing reliable renewable energy solutions while fostering innovation and growth.

We are recruiting several proactive, pragmatic, and efficient technical support engineers to support our new energy business in Ho Chi Minh City, Vietnam, covering inverters, UPS, and battery storage systems.

Role Description

This is a full-time, on-site Technical Support Engineer role located in Ho Chi Minh City, Vietnam

1. Responsible for the on-site installation, commissioning, inspection, and daily maintenance of new energy equipment.

2. Diagnose and troubleshoot faults and resolve on-site technical issues for end customers.

3. Provide professional technical training and after-sales support to local distributors and partners.

4. Respond promptly to customer service work orders, track processing progress, and ensure customer satisfaction.

5. Collaborate with the headquarters technical team to resolve complex technical and after-sales issues.

Qualifications

1. Familiar with the working principles of residential PV inverters, the charging and discharging logic of lithium battery energy storage systems (BESS), and BMS management systems.

2. Must be proficient in Modbus (RTU/TCP), CAN communication, and the configuration of WiFi/GPRS monitoring modules, and able to resolve complex monitoring connection and third-party device integration issues.

3. Quickly troubleshoot product problems and possess repair capabilities.

4. Native Vietnamese speaker; able to conduct basic technical communication and read English materials in English; those who can speak Chinese will be given preference. (must be able to read the technical manuals at the China headquarters and report bugs to R&D).

5. Ability to organize Webex/Zoom online technical training or offline Roadshow demonstrations, and to translate technical documents into easy-to-understand installer's guides.

6. Degree in Electrical Engineering, Mechatronics, or Automation-related majors.

7. Experience in repairing electronic and electrical products.

8.Willing to travel to Vietnam for work, with a strong sense of responsibility and a strong learning ability.

1. 熟悉光伏逆变器、锂电池储能系统、BMS 的基本工作原理,有实际安装或调试经验优先。

2. 能进行 hybrid/off-grid inverter、lithium battery system 的现场安装指导、参数设置、并机设置、电池通讯设置、CT/防逆流设置及监控配置。

3. 了解 RS485、CAN、Modbus、WiFi/GPRS 监控模块等通讯方式,能处理常见通讯异常和监控连接问题。

4. 有电子电器产品维修经验,能够进行基本检测、拆机检查和配件更换,例如 PCB 板、风扇、继电器、通讯模块等。

5. 能快速收集现场故障信息,包括报警代码、照片、视频、系统参数和运行数据,并反馈给中国总部技术团队。

6. 越南语母语水平,英语可进行基本技术沟通和阅读英文资料;会中文者优先。

7. 具备客户沟通和培训能力,能够为安装商、经销商和终端客户提供线上或现场技术支持。

8. 电气工程、自动化、机电一体化、电子技术、新能源等相关专业毕业优先。

9. 有光伏逆变器、储能系统、UPS、变频器、电池系统或工业电气设备售后维修经验者优先。

10. 能接受越南境内出差,责任心强,学习能力强。