Technical Support Expert - Energy Storage Systems

New

Schneider Electric GmbH

Job

In this role, you analyze complex issues in energy storage systems, resolve root causes of faults, and develop technical documentation as a Subject Matter Expert in ESS topics.

Job summary

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Job technologies

Your role in the team

  • Lead root cause analysis for escalated issues involving high power electronics, control logic, and embedded software.
  • Troubleshoot system-level issues across PCS, BMS, and control units.
  • Diagnose integration issues with cloud platforms, EMS controllers, and third-party systems via LAN or Modbus.
  • Serve as the primary technical liaison between European support teams and global R&D on ESS topics.
  • Ensure all support activities meet established SLAs.
  • Monitor ESS fleet performance to identify systemic issues early and prevent escalations.
  • Analyse support data to uncover recurring faults, trends, and improvement opportunities.
  • Act as an ESS subject matter expert by developing and maintaining technical documentation and knowledge base content.
  • Mentor L2 support engineers to strengthen team capability.

Our expectations of you

Education

  • Bachelor's degree in electrical engineering, power electronics, automation, or a related technical field.

Qualifications

  • Solid understanding of battery technologies, BMS logic, and AC/DC power conversion, as well as familiarity with high-voltage DC systems and 400 V AC grid integration.
  • High-voltage safety certification or training is considered a strong advantage.
  • Excellent communication skills and fluency in English; proficiency in German, French, or Chinese is an asset.
  • Valid EU driving license and willingness to travel (less than 10%).

Experience

  • Experience in L2/L3 technical support, field service, or engineering roles within ESS, PCS/inverter, or large-scale UPS environments.
  • Experience with industrial communication protocols (Modbus, LAN/IP) and cloud-based monitoring platforms.

What we offer

  • Permanent employment contract with one of the world's most sustainable companies.
  • Meaningful work: Be part of a Green Company committed to responsibility, sustainability, and making a positive impact.
  • Innovation: We don't just keep pace with change—we help shape the future.
  • Cutting-edge technologies and services that drive progress and deliver real value.
  • Purpose-driven solutions: Our technologies and services contribute to a more sustainable world.
  • Vacation: 30 days.
  • Weekly hours: 40 hours.

Benefits

Higher take-home pay

Topics you will work on

Job locations

Map of the job locations
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  • Location Raunheim
    65479 Hessen, Germany

About your employer

Schneider Electric is a world leader in providing innovative and efficient solutions for software, industrial automation, and energy controls. Our products ensure that oil refineries, chemical plants, power stations, mining companies, and factories can operate safely and reliably around the clock.

Company size
250+ Employees
Language
English
Work model
Full Remote, Hybrid, Onsite
Industry
Electronics, Automatization · Trade
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Technical Support Expert - Energy Storage Systems

Schneider Electric GmbH