HVAC Chiller Equipment Service Technician Journeyman; Union

Johnson Controls, a global leader in thermal management, mission-critical building systems, energy efficiency, and decarbonization, helps customers use energy more productively, reduce carbon emissions, and operate with the precision and resilience required in rapidly expanding industries such as data centers, healthcare, pharmaceuticals, advanced manufacturing, and higher education.

For more than 140 years, Johnson Controls has delivered performance where it really matters. Backed by advanced technology, lifecycle services and an industry-leading field organization, we elevate customer performance, turn goals into real-world results and help move society forward.

Johnson Controls Inc. is looking for forward-thinking talent to join our growing HVAC business in North America. We are committed to the health and safety of our employees, customers, partners, and the communities we serve. At Johnson Controls, you will work on some of the most exciting and relevant facilities, HVAC chillers, and commercial products in today’s market, alongside a team that is open, collaborative, results-oriented, hardworking, and focused on doing great work.

As an HVAC Chiller Mechanic, you will support startup, commissioning, troubleshooting, and aftermarket service for commercial HVAC equipment. You will work directly with customers to solve facility inefficiencies, deliver service solutions, and support recommendations that improve system performance. This is a hands‑on field role for a skilled technician who takes pride in safety, service quality, and technical problem‑solving.

• Perform startup, commissioning, and aftermarket service on commercial and/or ducted HVAC systems.
• Work on air‑cooled and/or water‑cooled chillers, air handling units (AHUs), and rooftop ducted units.
• Troubleshoot and repair HVAC and mechanical system issues, including centrifugal compressors, steam turbines, and screw chiller system components.
• Support customers by identifying facility inefficiencies and resolving service‑related items.
• Provide solutions and outcomes during commissioning and aftermarket service.
• Recommend efficiency improvements and identify upselling opportunities where appropriate.
• Prepare quotes to support recommendations and service solutions.
• Document customer issues, causes, and corrective actions clearly and professionally.
• Collaborate with local market mechanics and branch team members to support customer needs.
• Participate in training and knowledge‑building activities to strengthen product and service expertise.

• Own the work with accountability, safety, and integrity in every service visit, startup, and customer interaction.
• Stay close to the equipment and the customer’s needs so you can quickly identify root causes and remove obstacles to performance.
• Approach each job with a continuous improvement mindset, using clear problem‑solving, candid communication, and disciplined follow‑through.
• Work as one team with branch mechanics, leaders, and customers by sharing knowledge, supporting others, and valuing different perspectives.
• Use your technical judgment to diagnose issues, explain findings clearly, and deliver practical solutions that support long‑term system reliability.
• Leverage training through Johnson Controls’ Service Technical Academy (STA) to build product knowledge, strengthen service capability, and support career growth.

• Minimum of three (3) years of practical working experience on commercial and/or ducted products, air‑cooled and/or water‑cooled chillers, AHUs, or rooftop ducted units.
• Strong HVAC and mechanical troubleshooting experience.
• Ability to repair centrifugal compressors, steam turbines, and…