Technical Support Specialist (m/w/d) Belgium & Netherlands

To strengthen our international customer service team, we’re looking for a Technical Support Specialist (m/w/d) in the greater Hasselt (Limburg) area, who will focus on supporting our Premium Partners in Belgium and the Netherlands.

• Provide expert technical support to our international partners - with a strong focus on Belgium and the Netherlands - via phone, chat, and email.
• Handle and document all partner inquiries related to our battery storage systems and chargers using Salesforce.
• Diagnose technical issues remotely, plan on-site service assignments, and coordinate fault clearance and maintenance activities.
• Ensure high partner satisfaction through efficient, cost-effective, and solution-oriented case handling.
• Deliver technical trainings and guidance to sonnen partners, helping them provide the best possible service to end customers.
• Monitor local regulatory developments to ensure product compliance, and communicate relevant updates or improvement needs to the team lead.
• Meet regularly with our Premium Partners in Belgium and the Netherlands to strengthen cooperation and discuss service-related topics on-sit

• A completed technical apprenticeship or degree (e.g., electrical engineering, energy systems, or a related field).
• At least 1 year of experience in technical customer support - ideally within the solar or energy storage industry.
• A structured and analytical mindset with strong problem-solving skills and attention to detail.
• Excellent communication skills - empathetic, professional, and confident when guiding partners through technical challenges.
• Fluency in Flemish and English (spoken and written); additional languages such as French, Dutch, Spanish, Italian, or German are a plus.
• Solid IT proficiency, including Microsoft Office and CRM systems (preferably Salesforce).
• A strong customer and service orientation combined with a collaborative, team-driven attitude.

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Für sein schnelles Wachstum und seine Innovationskraft hat sonnen als junges Unternehmen bereits zahlreiche internationale Auszeichnungen erhalten.