Industrial Refrigeration Service Engineer

About the role

JCI is seeking an Industrial Refrigeration Service Engineer to support a wide range of industrial and process refrigeration equipment from Johnson Controls and other manufacturers. The role covers field service, maintenance, troubleshooting, commissioning, overhauls, plant audits and warranty repairs, helping customers improve reliability, uptime and operational performance.

Key responsibilities

• Perform service, maintenance, commissioning, start-up, optimization, overhaul, troubleshooting, installation and warranty repair on industrial refrigeration systems.
• Carry out detailed plant audits and prepare clear reports with observations, recommendations and follow-up actions.
• Diagnose and resolve technical issues on site, test systems and support the closure of service tickets and field issues.
• Prepare service reports, commissioning reports, technical documentation and weekly updates for longer assignments.
• Support customer operations and maintenance teams with guidance, technical discussion and on-site training where required.
• Travel across Southeast Asia and to onshore or offshore customer sites as needed.
• Supervise subcontractors working on behalf of Johnson Controls and coordinate activities to meet site and customer expectations.
• Identify opportunities for additional services, parts and products during field visits and share findings with the service office.
• Build trusted relationships with new and existing customers to strengthen the maintenance base.

Required profile

• Strong knowledge of industrial and process refrigeration products and systems.
• Hands-on experience with screw, centrifugal and reciprocating compressors.
• Working knowledge of PLC and microprocessor controls.
• Understanding of ASHRAE standards.
• Solid knowledge of refrigerants and safe handling practices.
• Good understanding of health and safety requirements in industrial field service environments.
• Experience preparing clear technical reports and communicating findings to customers and internal stakeholders.
• Nice to have: commissioning, start-up and performance testing experience; exposure to ammonia, CO2 or hydrocarbon refrigerants; experience training customer teams; offshore or multi-site service experience.

Required skills

• Proficiency with MS Office, including Excel, Word and PowerPoint, and email.
• Root-cause thinking and practical problem solving.
• Disciplined safety controls, especially during commissioning and in high-risk industrial or offshore environments.