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

Heuweiler, Baden-Württemberg, Deutschland
Published Feb 20, 2026
Full-time
Permanent

Job Summary

In this role, you will be responsible for the maintenance, testing, and repair of critical electrical infrastructure, specifically focusing on transformers, circuit breakers, protection devices, and switchgear within the 0.4 kV to 10 kV range. Your daily activities will involve conducting fault analysis, troubleshooting technical systems, and implementing modernization measures to enhance plant efficiency and safety. You will also be responsible for documenting work scope and material usage at various construction sites. This position is ideal for a skilled electrician who enjoys regional travel and hands-on technical challenges. What makes this role unique is the opportunity to work with a leading German service provider (WISAG) on innovative, technologically demanding projects. The position offers a permanent contract, 30 days of vacation, and a structured onboarding process with long-term career development through a dedicated online academy and specialized training programs.

Required Skills

Education

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

Experience

  • Professional experience in power supply or energy supply systems
  • Experience handling energy supply installations including transformers and switchgear
  • Proven background in maintenance, testing, and repair of electrical components
  • Practical experience in fault analysis and technical troubleshooting

Languages

Not specified

Additional

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