Battery Test Engineer

Are you excited about shaping the future of battery technology in a fast-moving, research-driven environment? We are a growing global next-generation company focused on battery lifecycle and sustainability enhancement – fusing scientific insight and innovation to deliver high-impact solutions for the world’s leading energy storage industries. You will be joining a dynamic, skilled, and passionate team, working on cutting-edge challenges in battery performance, safety, and innovation – where every idea and contribution matters.

Responsibilities

·       Become part of the Battery test department and work under the guidance of the team manager,

·       Battery Testing & Analysis of results

• Work with battery test stands (write/edit test programs, manage tests and control data acquisition) and a wide range of measurement equipment such as battery testers, oscilloscopes, and internal resistance and impedance meters.
• Program and execute test cycles tailored to each application
• Acquire and analyze data to assess battery performance, safety, and reliability.
• Draft test reports, build-up a battery test database and present the results at R&D team meetings.
• Collaborate with R&D and engineering teams to troubleshoot, optimize, and validate setups.

·       Participate in test specification & planning

Define test specifications and protocols together with the R&D team, ensuring technical rigor and safety standards. Generate clear and detailed test reports.

·       Facility Adaptation & Setup Design.

Adapt existing test infrastructure to new requirements and design test setups for both standard and custom battery experiments.

·       Process & Tool Improvement.

Participate in continuous improvement initiatives and tool development to enhance lab workflows for simultaneous automated testing of several cells, batteries and battery strings, safety, and test accuracy.

·       Manual Handling of Battery Systems.

Handle and install battery modules and packs as part of the test process. Lifting up to 25 kg may be required.

Qualifications

·       Technical Background

• Solid knowledge of electrical and electronic systems, including communication protocols.
• At least 3 years of practical experience with energy storage or maintenance systems.
• Practical experience with lab equipment and electrical measurements.
• Capable of interpreting technical data and troubleshooting system behavior according to manuals and internal rules.

·       Practical Skills & Mindset

• Analytical thinker with a hands-on, solution-oriented attitude.
• Enjoying hands-on lab work and eager to experiment with new tools and technologies.
• Strong collaboration skills. Willingness to keep team rules strictly, high level of discipline and responsibility for best team results and efficiency.

·       Valuable Assets

• Knowledge of energy storage systems and battery technologies.
• Programming skills in Python, MATLAB, and experience with SolidWorks are strong advantages.
• Advanced Excel skills for data processing and visualization.

·       Working in a team

• Willingness to work alongside a team of senior researchers and learn from them.
• Flexibility for collegial support and help in case of urgent or term-critical tasks.

·       Education

• Bachelor’s degree in electrical, Electronics, Industrial Engineering, Robotics, Automation, or related field. Master’s degree preferred.

·       Languages

• Bulgarian is a strong benefit.
• Fluent in English (written and spoken).
• Other Languages might help but are not obligatory

Why Join Us?

·       Work with Experts

Collaborate daily with experienced experts (PhDs and engineers) passionate about solving complex energy challenges.

·       Develop Valuable Skills
Develop skills and grow in a best-selling business area - energy storage.

·       Innovative Environment

Be part of a company where new ideas matter and collaboration happens across borders.

·       Solutions that Matter

Help shape the future of energy storage – from automotive to energy storage batteries – with projects that have real-world impact.

·       Competitive Rewards

We offer a competitive, international-level salary and benefits, aligned with your experience and the impact you will make.