System & Subsystem Testing

• Plan, execute, and document system- and subsystem-level BESS tests.

• Verify integration of electrical, software, thermal, and safety systems.

• Conduct functional, performance, and regression tests.

• Analyze deviations and support troubleshooting and root-cause investigations.

• Develop scalable test procedures and contribute to the long-term testing roadmap.

Building the Testing Function

• Help establish internal testing processes, standards, and tooling.

• Support definition of future testing infrastructure and methodologies.

• Enable knowledge transfer and, over time, support additional testing staff.

Documentation & Compliance

• Maintain accurate test documentation and traceability.

• Support CE/EMC and other certification-related tests.
  

• Provide structured feedback to engineering teams for continuous improvement.

Additional Engineering Tasks

• ECAD Support: Assist with wiring diagrams, component integration, and prototype electrical reviews.

• PLC Programming: Support PLC logic implementation and communication/I/O configuration.

• EoL/FAT Tooling: Contribute to automated test processes, device integration, and reporting.

• Degree in Electrical Engineering, Mechatronics, or similar.

• Experience in testing, validation, commissioning, or troubleshooting complex systems.

• Strong understanding of industrial electrical systems, safety, and system integration.

• Practical skills in PLC programming and/or Python.

• Strong analytical, documentation, and problem-solving skills.

• Optional: Experience with BESS, ECAD tools (e.g., EPLAN) and/or PLC systems (ideally WAGO).

• Methodical, structured, detail-oriented working style.

• Hands-on mindset and comfort with prototypes and hardware.

• Strong communication and cross-functional collaboration skills.

• Proactive and process-oriented, with interest in shaping a growing testing function.

• Agile, open & innovation-driven culture with flat hierarchies, quick decision-making processes and real ownership
• Company pension scheme to support you plan for the future
• Flexible working hours, a hybrid work model, and the option to work remotely from abroad
• Digital meal vouchers with Circula Lunch - enjoy tasty lunches on us!
• Monthly benefit in kind to spend at your favourite stores
• Corporate benefits portal with exclusive employee discounts
• Regular team-building activities and team events 
• Company EGYM Wellpass membership to train with no limits at numerous fitness clubs across Germany