At Sunlight Group, we are shaping the future of energy storage for industrial and advanced technology applications, driven by a strong passion for performance and continuous improvement. Guided by our vision of transforming energy storage solutions to power a sustainable tomorrow, we operate with a deep sense of environmental responsibility and a culture rooted in openness and respect. By leveraging data and insights, we deliver innovative, customer-focused solutions that support our mission of driving an all-electric future through high-quality, cutting-edge technologies. Embracing an entrepreneurial spirit, we foster an agile and collaborative environment where our people are empowered to grow, contribute, and reach their full potential.

Due to continuous growth and expansion, Sunlight Group offers a great opportunity for career development and is seeking to attract a Lithium Batteries Technician to join our After Sales team at Sunlight’s Athens premises. As a Lithium Batteries Technician, you will provide technical support to customers and partners, perform testing, troubleshooting, and repair activities on lithium battery systems, and contribute to the preparation of technical documentation and service reports. The role also involves close collaboration with internal teams to ensure the effective resolution of technical issues and the delivery of high-quality after-sales support.

Key activities and responsibilities of this role include:

• Perform repair and maintenance activities on Sunlight Li‑Ion products and chargers
• Provide global technical support to partners and customers (remote and on‑site)
• Manage and follow up on customer claims
• Monitor product performance and ensure optimal operation
• Prepare technical reports, improvement proposals, and KPI‑based documentation
• Collaborate with R&D, QC, and other departments to support continuous product improvement
• Deliver technical training to partners and customers
• Manage spare parts and related processes

Requirements

• Degree in Electrical/Electronic Engineering or a related field
• 1–2 years of experience in a Field Service Engineer or similar technical role
• Hands-on experience in troubleshooting, testing, maintenance, and repair activities
• Experience in the energy, battery, industrial, or related sector will be considered an asset
• Proficiency in MS Office applications and familiarity with ERP systems
• Good written and verbal communication skills in English
• Willingness and availability to travel internationally

Benefits

Despite your experience and skills, you never stop learning, cultivating an out-of-the-box thinking, a growth and entrepreneurial mindset, embracing ownership and agility. You are impact-focused, proactive and open to change. Last but not least, you are able to communicate scientific principles and applications both in Greek and English - we are a multicultural team! - you are a real team player who can build strong relationships with various stakeholders and thrive among global talents in a positive work environment.

What we offer you

To start with, we give you the opportunity to thrive in a restless team and grow your potential in an innovative environment. As per your compensation and rewards package, this is a preview:

💸 Competitive salary package and bonus scheme

👩‍⚕️ Health and life insurance for you and your family

🧘🏻 Employee wellness initiatives

📚 Continuous training opportunities

⭐ Developmental feedback framework & career path

✈️ International mobility opportunities