Sunlight Group

Application Engineer (m/f/d) - Product Care (Battery Systems)

Sunlight Group  •  Glauchau, DE (Remote)  •  5 months ago
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Job Description

As a Product Care Application Engineer, you focus on the technical support, maintenance, and continuous improvement of existing battery system products. You act as a key interface between engineering, production, service, and customers to ensure product stability, quality, and customer satisfaction throughout the product lifecycle.

Your Responsibilities

  • Develop and maintain documentation including technical specifications, user manuals, and training materials (in collaboration with Systems, PM, and Marketing)
  • Identify, diagnose, troubleshoot, and resolve issues in customer environments (2nd-level support)
  • Conduct Root Cause Analysis (RCA) and provide structured feedback to engineering and quality teams
  • Ensure proper reporting of activities and customer feedback to engineering and sales
  • Ensure strict adherence to procedures during installation and/or modification of equipment
  • Provide technical consultancy for existing products (e.g., claims, production issues, field failures)
  • Perform hands-on work to address technical claims and support production-related problem-solving
  • Support change management and continuous improvement initiatives for released products
  • Collaborate with internal teams (e.g., production, quality, service) to ensure product reliability and compliance

Requirements

  • Degree in engineering, electrical engineering, mechanical engineering, or similar
  • Strong technical understanding of battery systems and their applications
  • Experience in troubleshooting, root cause analysis, and product support
  • Hands-on mentality and structured problem-solving skills
  • Strong communication skills and customer orientation
  • Willingness to work cross-functionally and occasionally travel to customer or production sites

Benefits

  • A motivated company with flat hierarchies and short decision-making processes.
  • Permanent employment contract.
  • Personal support and advice from a dedicated contact person at your branch.
  • Stable working environment in an international company.
  • Fair pay and company benefits.
  • A modern working environment with high-quality technical equipment.

Does this sound like you, and are you interested in a varied range of tasks? Then apply now!

Sunlight Group

About Sunlight Group

Sunlight Group Energy Storage Systems is a world-leading technology company and provider of innovative industrial and off-road energy storage solutions. We carry over 30 years of experience in the development, production and distribution of lead-acid and lithium-ion batteries for industrial mobility, leisure mobility, and Energy Storage Systems (ESS) for renewables.

A rapidly growing global business, Sunlight Group supplies the international market with innovative and sustainable products manufactured and assembled in our state-of-the-art facilities in Greece, Italy, Germany, Israel, and USA, and distributed to more than 115 countries worldwide.

Sunlight Group is committed to innovating and delivering sustainable energy storage solutions that will preserve our planet from climate change. Our top-notch R&D focuses on developing lithium-based and environment-friendly battery technology that will render energy storage more accessible and reliable and contribute to the goal of energy transition and safety.

We believe that Power is Knowledge, and our mission is to tirelessly pursue knowledge through data and insights. And turn those into innovation which serves our customers and improves people’s lives.

Sunlight Group's research project is included in the European Battery Innovation – EuBatIn, which is an Important Project of Common European Interest (IPCEI). The scope of the project includes the research and development of battery systems (WS3) that will make use of the lithium-ion cells developed in the first stage of the project (WS2).

Total eligible cost € 112,97Μ

Grants € 49,9M

Industry
Hardware & Semiconductors
Company Size
501-1,000 employees
Headquarters
Kifisiá, GR
Year Founded
1991
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