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HV Technical Specialist – Battery & Component Analysis (AMQ)

Frankfurt am Main, Hessen, GermanyContractPosted Nov 2, 2026

Job description

Some imagine the future. At SEGULA, we build it.

HV Component & Battery Analysis: Perform hands-on diagnostics, fault tracing, failure analysis, and root cause investigations of HV batteries and components (e.g., BMS, inverters, onboard chargers, DC/DC converters, and electric drive systems). Safely inspect, disassemble, analyze and where required, repair HV components and battery packs within the scope of applicable qualifications and authorizations.

Analyze warranty-returned HV components and batteries, including failure reproduction, testing, and validation of technical findings. Use vehicle diagnostics, CAN data, measurement equipment, and engineering tools to investigate hardware- and software-related faults. Quality Investigations & Collaboration: Independently execute assigned field quality investigations, from problem definition through root cause identification and technical recommendations.

Collaborate with R&D, engineering, manufacturing plants, suppliers, and aftersales teams to validate findings and support corrective actions. Support Product Quality Project Leads with technical input during the early stages of the 8D process (D0–D3). Document investigation results, manage technical findings in relevant quality systems, and communicate conclusions to stakeholders.

Contribute to improving investigation methods, technical knowledge, and product quality.

Degree in Electrical, Automotive, or Mechatronics Engineering, completed automotive technical/vocational training, or equivalent relevant experience. Valid HV qualification for working on high-voltage vehicle systems, appropriate to the activities performed (e.g., DGUV Information 209-093, Level 3S or equivalent qualification).

Demonstrated qualification, training, and authorization to safely open HV battery packs and perform internal battery diagnostics and repair activities, in accordance with applicable safety requirements and OEM procedures. Proven hands-on experience in HV battery and component diagnostics, disassembly, failure analysis, and repair.

Strong understanding of HV battery architecture, battery management systems, electrical safety, and EV powertrain components. Experience with electrical measurements, insulation testing, diagnostic equipment, and safe HV working procedures. Experience in vehicle diagnostics, technical quality investigations, or warranty part analysis.

Ability to independently investigate complex technical problems and document findings. Experience collaborating with international engineering, quality, and supplier teams. Fluent English, valid Class B driving license, and willingness to travel within Europe and occasionally overseas.

Description copied from SEGULA Technologies's careers page. Read the full posting before you apply.

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