After Sales Service manager

JA ESS; Gauteng; On-site; ZAR 600,000 - 900,000; Full time

Benefits offered by this job

Job summary

JA Solar is seeking a field-based ESS commissioning and maintenance engineer in South Africa to lead on-site delivery of ESS projects, perform installation guidance, commissioning and acceptance, and diagnose faults. You will collaborate with R&D and commercial teams, provide on-site customer support, document delivery progress, and travel regionally as required.

A Bachelor's in electrical engineering and 5+ years of ESS experience are essential; fluent English is mandatory, additional languages

Qualifications

• Based in South Africa with regional travel.
• 5+ years ESS commissioning/O&M experience with strong electrical fundamentals.
• Bachelor's in electrical engineering or related field; fluent English; additional German/French/Spanish a plus.

Responsibilities

• Lead on-site delivery of ESS projects: installation guidance, commissioning, and acceptance.
• Perform routine and corrective maintenance; diagnose and resolve system faults.
• Support customers on-site, provide technical consultation, and collect feedback.
• Coordinate with internal R&D and commercial teams to solve technical issues and optimize solutions.
• Prepare delivery and service documentation; report work progress regularly.

Skills

ESS commissioning/O&M

Electrical fundamentals

PCS & battery systems

Fault diagnosis

Fluent English

Education

Bachelor's degree in electrical engineering

Related field (renewable energy)

Tools

PCS testing tools

Job description

JA Solar was founded in 2005 and is a leading global manufacturer of high-performance photovoltaic products. With 14 production sites, more than 20 subsidiaries and over 50,000 employees worldwide, JA Solar is one of the world's largest solar module manufacturers. The company's business includes module, wafer and cell production as well as the construction of solar power plants. JA Solar is listed on the Shenzhen Stock Exchange in China and has been included in the Fortune China 500 and Global Top 500 New Energy Enterprises for several consecutive years. JA Solar is an equal opportunity employer and we encourage applications from all qualified individuals. As our main business language is English, please provide a copy of your resume, your salary expectation and notice period to [e-mail].

About the Role

• Lead on-site delivery of ESS projects: installation guidance, commissioning, and acceptance.
• Perform routine and corrective maintenance; diagnose and resolve system faults.
• Support customers on-site, provide technical consultation, and collect feedback.
• Coordinate with internal R&D and commercial teams to solve technical issues and optimize solutions.
• Prepare delivery and service documentation; report work progress regularly.

Qualifications:

• Based in South Africa, able to travel regionally.
• 5+ years ESS commissioning/O&M experience; strong electrical fundamentals.
• Hands-on experience with PCS and battery systems; skilled in fault diagnosis and testing tools.
• Bachelor’s degree in electrical engineering, renewable energy, or related field.
• Fluent English; German/French/Spanish is a plus.

What We Value:

• Strong ownership and customer focus
• Excellent communication and problem-solving skills
• Proactive mindset and attention to detail

Contact person

By submitting your application, you declare that your application data will be saved at JA Solar, and only for internal purposes in the context of the upcoming application process. If there is no employment, the data will be deleted after six months. The application data are treated confidentially in accordance with the provisions of the Federal Data Protection Act and are not passed on to third parties. You can revoke your consent at any time, either by email or in writing by mail to the above address.