After-Sales Service Engineer

About ESY SUNHOME

At ESY SUNHOME, we leverage over 20 years of industry expertise to design and manufacture cutting-edge energy storage solutions that meet the demands of modern living. Headquartered in Shenzhen, China, our company has grown into a global leader in battery and power supply technology, with a commitment to innovation, quality, and sustainability.

 

We began by producing batteries for laptops, mobile phones, and power tools, and have since evolved into a top 5 Battery Management System (BMS) supplier in China, trusted by leading global brands such as Huawei, Samsung, Dell, and Toshiba. Our product range has expanded to include advanced lithium iron phosphate (LFP) solar battery systems, household energy storage solutions, and photovoltaic inverters, making us a one-stop provider for both residential and commercial applications.

 

Operating out of a state-of-the-art 12,000m² facility in Shenzhen, we combine the expertise of 800 highly skilled engineers and assembly line professionals with the latest in intelligent manufacturing technology. This ensures that every product meets the highest standards of performance and reliability, backed by long-lasting warranties for peace of mind.

 

We proudly serve customers in over 13 countries, with offices in Germany, Italy, and Australia, and have built a corporate culture centered around customer partnerships. Our commitment to social responsibility and environmental sustainability drives us to design products that not only meet the needs of today but help protect the future.

 

At ESY SUNHOME, we don't just offer products - we offer energy solutions designed to simplify your life and empower your future. Choose ESY SUNHOME for dependable, scalable, and innovative energy storage systems that are built to last.

After-Sales Service Engineer

Responsibilities

• Provide technical support for on-site installation of energy storage systems.
• Communicate with customers on technical matters, conduct product training and promotion, and handle technical inquiries or troubleshooting.
• Support customer visits, handle technical documentation, and assist with other tasks assigned by management.

Requirements

• Bachelor’s degree or above, preferably in engineering or related technical fields.
• Valid German driving license preferred.
• 3+ years of overseas work experience; background in PV, energy storage, UPS, or related after-sales service roles is a strong plus.
• Location: Germany.
• Proficient in English for daily work; knowledge of German is an advantage.
• Basic understanding of power system analysis, power electronics, power distribution, and circuit theory is preferred; holding a local electrician license is a strong advantage.
• Strong organizational, coordination, and communication skills; ability to handle urgent tasks and provide independent technical solutions.
• Professional, cooperative, responsible, and able to work under pressure; willing to provide on-site technical support with customer electricians.

What We Offer

• Opportunity to work in a fast-growing energy storage industry.
• Challenging and impactful work content.
• Collaborative and diverse international team.
• Significant career development opportunities.
• Competitive and fair compensation package.

📩Application

• Please send your CV (in English or Chinese) to:liuyulu@esysunhome.cn