E3HLK AG
17 open roles
- Locations
- St. Gallen, Winterthur, Rapperswil-Jona
- Fields
- Trades & Construction, Engineering (non-software)
- Seniority
- Specialist & professional
- Employment
- Full-time
- Workload
- 100%
- Industry
- Other
- Company size
- Small & medium (SME)
- First listed
- 8 September 2026
- Latest posting
- 10 October 2026
Open roles at E3HLK AG
17 open jobs
Engineering (non-software)· 100%· Winterthur· Posted 3 weeks ago
Your tasks • Project planning of heating and cooling systems in the industrial and service sector • Responsibility for the implementation a…
Trades & Construction· 100%· Winterthur· Posted 3 weeks ago
Your tasks • Professional installation of heating systems in industrial, service, and renovation buildings • Execution of small-scale insta…
Trades & Construction· 100%· Winterthur· Posted 3 weeks ago
Your tasks • Professional installation of ventilation and air conditioning systems in industrial, service, and renovation buildings • Execu…
Trades & Construction· 100%· Rapperswil-Jona· Posted 3 weeks ago
Your tasks • Timely and cost-efficient execution of service orders in the field of ventilation and heating. • Performance of repair, mainte…
Engineering (non-software)· 100%· Rapperswil-Jona· Posted 3 weeks ago
Your tasks • You will take over the management and further development of small to medium-sized projects in the field of building automatio…
Heating Installer EFZ (all)
Full-timeTrades & Construction· 100%· St. Gallen· Posted 3 weeks ago
Your tasks • Installation of heating systems in industrial, service, and renovation buildings • Execution of small-scale installations as w…
Trades & Construction· 100%· St. Gallen· Posted 3 weeks ago
Your tasks • Professional installation of heating systems in industrial, service, and renovation buildings • Execution of small installatio…
Trades & Construction· 100%· Winterthur· Posted 3 weeks ago
Your tasks • Timely and economical execution of service orders in the field of ventilation and heating • Performance of maintenance, servic…
Trades & Construction· 100%· St. Gallen· Posted 3 weeks ago
Your tasks • Timely and economical execution of service orders in the field of ventilation and heating. • Performance of maintenance, servi…
Engineering (non-software)· 100%· St. Gallen· Posted 3 weeks ago
Your tasks • Project planning of ventilation and air conditioning systems for industrial and service buildings • Responsibility for the suc…
Engineering (non-software)· St. Gallen· Posted 8 weeks ago
Your field of activity In this varied function, you are responsible for the project planning of ventilation and air conditioning systems in…
Trades & Construction· St. Gallen· Posted 8 weeks ago
Your Field of Activity As a Service Technician Ventilation/Heating, you are responsible for the timely and cost-effective execution of the…
Heating Installer EFZ
Full-timeTrades & Construction· St. Gallen· Posted 8 weeks ago
Your Field of Activity As a heating installer, you are responsible for the execution of assembly in industrial and service buildings and in…
Trades & Construction· Winterthur· Posted 8 weeks ago
Your field of activity As a Service Technician Ventilation/Heating, you are responsible for the timely and cost-effective execution of assi…
Trades & Construction· Winterthur· Posted 8 weeks ago
Your Field of Activity As a site manager ventilation fitter, you are responsible for the assembly execution in industrial and service build…
Trades & Construction· Winterthur· Posted 8 weeks ago
Your field of activity As a site managing fitter for heating, you are responsible for the assembly execution in industrial and service buil…
Trades & Construction· St. Gallen· Posted 8 weeks ago
Your field of activity As a site supervising heating fitter, you are responsible for the assembly execution in industrial and service build…