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Assistant Service Engineer

Johnson Controls

Assistant Service Engineer

full-timePosted: Aug 2, 2026Updated: Sep 1, 2026Singapore-Singapore-Singapore

Job Description

Who we are: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.What you will do:As an assistant service engineer (Industrial Refrigeration), you will work carry out service, preventive maintenance, commissioning, overhaul, troubleshooting, installation, warranty repair, and other specialist activities on Johnson Controls and third-party industrial refrigeration systemsHow you will do it:Ensure service work is completed efficiently while minimizing repeat visits and warranty costsIdentify potential service, repair, upgrade, and modernization opportunities and communicate them to the relevant stakeholders.Support and coordinate subcontractors working on behalf of Johnson ControlsMaintain service vehicle (if any) and any other tools and/or equipment assigned to you in good conditionDevelop and maintain strong customer relationships to support customer retention and identify service opportunities.Promote and maintain a strong safety culture across all work sites, including contractors and third-party personnelParticipate in an after-hours standby and emergency response roster as requiredPerform all service activities in compliance with company safety policies, customer requirements, and local regulationsConduct risk assessments and implement safe work practices before commencing workGenerate accurate and timely service reports, including findings, corrective actions, recommendations, and follow-up requirementsUtilize digital service management systems, mobile applications, and reporting tools to document service activitiesInvestigate equipment failures and support root-cause analysis to improve reliability and customer uptimeSupport senior engineers in providing technical recommendations to customers regarding equipment reliability, performance, and maintenance requirements.Willingness to travel to customer sites across Singapore and occasionally within the region when requiredPerform other duties and responsibilities assigned by management consistent with the roleWhat we look for:Basic understanding of refrigeration, HVAC, or mechanical systemsBasic knowledge of screw, centrifugal, and reciprocating compressorsBasic electrical and controls knowledgeASHRAE standards (preferred)Refrigerant handling and safe work practices (preferred)Health, safety, and safe work practicesPC skills - MS Office (Excel, Word, PowerPoint), EmailStrong willingness to learn and develop technical skillsProblem-solving and analytical thinkingGood communication and interpersonal skillsAbility to work independently and within a teamSafety-conscious mindsetPositive attitude and customer-focused approachWhat we offer:Competitive salaryPaid vacation/holidays/sick timeComprehensive benefits packageOn the job/cross training opportunitiesEncouraging and collaborative team environmentDedication to safety through our Zero Harm policy#LI-CK1#LI-Onsite

Locations

  • Singapore-Singapore-Singapore

Preferred Qualifications

  • Health, safety, and safe work practices (experience)
  • PC skills - MS Office (Excel, Word, PowerPoint), Email (experience)
  • Strong willingness to learn and develop technical skills (experience)
  • Problem-solving and analytical thinking (experience)
  • Good communication and interpersonal skills (experience)
  • Ability to work independently and within a team (experience)
  • Safety-conscious mindset (experience)
  • Positive attitude and customer-focused approach (experience)

Responsibilities

  • As an assistant service engineer (Industrial Refrigeration), you will work carry out service, preventive maintenance, commissioning, overhaul, troubleshooting, installation, warranty repair, and other specialist activities on Johnson Controls and third-party industrial refrigeration systems
  • Ensure service work is completed efficiently while minimizing repeat visits and warranty costs
  • Identify potential service, repair, upgrade, and modernization opportunities and communicate them to the relevant stakeholders.
  • Support and coordinate subcontractors working on behalf of Johnson Controls
  • Maintain service vehicle (if any) and any other tools and/or equipment assigned to you in good condition
  • Develop and maintain strong customer relationships to support customer retention and identify service opportunities.
  • Promote and maintain a strong safety culture across all work sites, including contractors and third-party personnel
  • Participate in an after-hours standby and emergency response roster as required
  • Perform all service activities in compliance with company safety policies, customer requirements, and local regulations
  • Conduct risk assessments and implement safe work practices before commencing work
  • Generate accurate and timely service reports, including findings, corrective actions, recommendations, and follow-up requirements
  • Utilize digital service management systems, mobile applications, and reporting tools to document service activities
  • Investigate equipment failures and support root-cause analysis to improve reliability and customer uptime
  • Support senior engineers in providing technical recommendations to customers regarding equipment reliability, performance, and maintenance requirements.
  • Willingness to travel to customer sites across Singapore and occasionally within the region when required
  • Perform other duties and responsibilities assigned by management consistent with the role
  • Ensure service work is completed efficiently while minimizing repeat visits and warranty costs
  • Identify potential service, repair, upgrade, and modernization opportunities and communicate them to the relevant stakeholders.
  • Support and coordinate subcontractors working on behalf of Johnson Controls
  • Maintain service vehicle (if any) and any other tools and/or equipment assigned to you in good condition
  • Develop and maintain strong customer relationships to support customer retention and identify service opportunities.
  • Promote and maintain a strong safety culture across all work sites, including contractors and third-party personnel
  • Participate in an after-hours standby and emergency response roster as required
  • Perform all service activities in compliance with company safety policies, customer requirements, and local regulations
  • Conduct risk assessments and implement safe work practices before commencing work
  • Generate accurate and timely service reports, including findings, corrective actions, recommendations, and follow-up requirements
  • Utilize digital service management systems, mobile applications, and reporting tools to document service activities
  • Investigate equipment failures and support root-cause analysis to improve reliability and customer uptime
  • Support senior engineers in providing technical recommendations to customers regarding equipment reliability, performance, and maintenance requirements.
  • Willingness to travel to customer sites across Singapore and occasionally within the region when required
  • Perform other duties and responsibilities assigned by management consistent with the role

Benefits

  • general: Competitive salary
  • general: Paid vacation/holidays/sick time
  • general: Comprehensive benefits package
  • general: On the job/cross training opportunities
  • general: Encouraging and collaborative team environment
  • general: Dedication to safety through our Zero Harm policy
  • general: Competitive salary
  • general: Paid vacation/holidays/sick time
  • general: On the job/cross training opportunities
  • general: Encouraging and collaborative team environment
  • general: Dedication to safety through our Zero Harm policy

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