Industrial Refrigeration Technician - NH3 Systems

Johnson Controls

Kraków

On-site

PLN 368,000 - 552,000

Full time

14 days+

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Job summary

Johnson Controls is seeking an experienced industrial refrigeration technician to join its team in Switzerland. You will handle commissioning, maintenance, and repair of NH3 systems, advise customers, and participate in on-call rotations.

A vocational background in refrigeration/HAVC is required, with strong English and German language skills being a plus. You will work in a regionally organized service area, supported by a professional team, and have opportunities for career development in

Qualifications

Completed vocational training in Refrigeration Technology, HVAC, Mechatronics, or a related technical field.
Hands-on experience commissioning and servicing industrial refrigeration, HVAC, and chilled water systems.
Experience with ammonia (NH3) refrigeration systems is required.
Strong communication skills and the ability to work effectively within a team.
Independent, structured, and customer-focused working style.
Driver’s license (Category B) valid.
Professional English skills are required; German is an advantage.

Responsibilities

Commissioning, maintenance, troubleshooting, repair, and servicing of industrial refrigeration, HVAC, chilled water, and ammonia (NH3) systems.
Handover of installed systems to customers, including training and documentation.
Advising customers on preventive maintenance measures, safety regulations, and technical improvements.
Modifications and upgrades on existing installations.
Delivering high-quality maintenance, repair, and service activities.
Participating in an on-call rotation to ensure customer support and system availability.