Service Technician | Energy Systems Technician for Low and Medium Voltage | Servicetechniker | Energietechniker (m/w/d) für Nieder- und Mittelspannung

WISAG Elektrotechnik Süd-West GmbH & Co. KG

Saarbrücken, Saarland, Deutschland
Published Feb 20, 2026
Full-time
Permanent

Job Summary

As a Service Technician for Energy Systems at WISAG, you will be responsible for the maintenance, testing, and repair of transformers, circuit breakers, protective devices, and switchgear within the 0.4 kV to 10 kV range. Your daily routine involves performing fault analysis, troubleshooting technical systems, and implementing modernization measures to enhance plant efficiency and safety. You will also be responsible for documenting project scopes and material consumption on-site. This role is highly dynamic, requiring travel to various construction sites across the Greater Mannheim, Freiburg, Saarbrücken, or Stuttgart regions. Joining one of Germany's leading service companies, you will work on technologically advanced projects with long-term development perspectives through a dedicated online academy. The position is particularly attractive due to its permanent contract, 30 days of vacation, and a structured onboarding process designed for long-term career growth within a supportive team environment.

Required Skills

Education

Completed vocational training as an Electronics Technician for Industrial Engineering, Energy and Building Technology, Industrial Electrician, or a comparable electrical qualification.

Experience

  • Professional experience in power supply or energy supply systems
  • Practical experience with medium-voltage switchgear, transformers, and low-voltage distributions
  • Experience in fault analysis and troubleshooting of technical systems
  • Proven track record in maintenance and modernization of energy infrastructure

Languages

Not specified

Additional

  • Valid driver's license (Class B/PKW) required. Willingness to travel to changing construction sites within the assigned region (Mannheim, Freiburg, Saarbrücken, or Stuttgart).