Electrical Site Supervisor & Commissioning Engineer (m/f/d)

Sécheron Hasler GmbHFrankfurt am Mainstepstonepublished 10/16/2026

Introduction

The Sécheron Hasler Group continues the Swiss tradition of over 140 years in the field of railway technology. As the world's leading supplier of electrical and electronic safety components and traction power systems, we offer innovative solutions for the railway industry, renewable energies, DC grids and other industrial applications.

The name Sécheron Hasler Group stands worldwide for Swiss quality and state-of-the-art technology. With over 1,300 employees worldwide, we are represented where our customers are at home. Every employee makes a decisive contribution to the future success of our company.

We are looking for a Electrical Site Supervisor & Commissioning Engineer (m/f/d) Full-time (100%) for our Germany-wide projects in the field of railway energy supply.

Your tasks:

Coordination, planning and management of the installation and commissioning of rectifier substations at our customers' sites throughout Germany

Support of projects from implementation to final acceptance, as well as the organization and management of assembly teams on site

Monitoring of the professional, timely and quality execution of the work in accordance with planning documents, standards and regulations

Carrying out electrical protection and functional tests on medium-voltage switchgear (up to 30kV), DC switchgear (up to 3kV), transformers and low-voltage systems

Fault diagnosis and development of effective solutions to resolve faults

Preparation of construction plans, billing of construction services and implementation of acceptances

Coordination and monitoring of suppliers on the construction site

Regular coordination with customers, service providers and authorities

Your profile

Requirements

Successfully completed training or studies in the field of electrical engineering, energy technology or a comparable technical field

Professional experience in electrical engineering, electrical installation or related fields such as power distribution, renewable energy, industrial plants, mechanical engineering, rail vehicles or comparable technical environments

Proven experience in the professional and timely coordination of construction sites with various suppliers (e.g. buildings, automation, switchgear, transformers, electrical installations)

Basic knowledge of relevant standards and regulations (e.g. B. VOB, HOAI, VDE) or the willingness to familiarize yourself with these topics

Switching authorization for systems up to 30kV

Self-confident appearance, strong communication skills, commitment and flexibility

High willingness to travel, as location throughout Germany

The following are also advantageous:

Experience in handling customer projects

In-depth knowledge of CAE/CAD systems, confident handling of technical documentation and MS Project

Basic knowledge of automation technology (IEC 61850 is a plus)

Advanced understanding of quality assurance processes

Independent, flexible and reliable way of working as well as resilience and decisiveness

Good knowledge of German and English for working in an international environment.

Benefits

Flexible working hours and the possibility to work from home

Further education and training opportunities

Provision of business mobile devices (laptop, mobile phone)

Company car

Overtime account

30 days of vacation per year

Attractive company pension scheme

An international working environment with flat hierarchies and fast decision-making processes

We promote direct communication between departments and management levels. Our employees take full responsibility for their tasks, are encouraged to show initiative and actively contribute to the company's success.