Industrial Refrigeration Technician – NH3 & Commissioning

Johnson Controls; Finland; On-site; EUR 96,000 - 128,000; Full time

Job summary

Johnson Controls invites applications from qualified candidates across Europe for an opportunity to join our leading industrial refrigeration team in Switzerland. This role offers challenging, large-scale projects and a path toward professional growth, with relocation from another European country supported where possible.

You will perform commissioning, maintenance, troubleshooting, and servicing of industrial refrigeration, HVAC, and ammonia systems, with an on-call rotation to ensure customer

Qualifications

• Completed vocational training in Refrigeration Technology, HVAC, Mechatronics, or related field.
• Hands-on experience in commissioning and servicing industrial refrigeration, HVAC, and chilled water systems.
• Experience with ammonia (NH3) refrigeration systems is required.
• Strong communication and teamwork skills.
• Independent, structured, and customer-focused working style.
• Flexibility to respond to customer requirements.
• Valid Category B driver's license.
• Professional English skills; German is an advantage.

Responsibilities

• Commissioning, maintenance, troubleshooting, repair, and servicing of industrial refrigeration systems, HVAC systems, chilled water systems, and ammonia refrigeration plants.
• Handover of installed systems to customers, including operational training and provision of relevant documentation and accessories
• Advising customers on preventive maintenance measures, safety regulations, and technical improvements
• Performing modifications and upgrades on existing installations
• Delivering high-quality maintenance, repair, and service activities
• Participating in an on-call rotation (standby duty) to ensure excellent customer support and system availability

Job description

Johnson Controls invites applications from qualified candidates across Europe for an opportunity to join our leading industrial refrigeration team in Switzerland. This role offers challenging, large-scale projects and a path toward professional growth, with relocation from another European country supported where possible.

You will perform commissioning, maintenance, troubleshooting, and servicing of industrial refrigeration, HVAC, and ammonia systems, with an on-call rotation to ensure customer