Industrial Ammonia Refrigeration Field Technician

100Hires, Inc.; Naperville (IL); On-site; USD 60,000 - 90,000; Full time

Benefits offered by this job

Competitive compensation

Performance bonus opportunities

Company vehicle or vehicle allowance

Technical training and career growth

Job summary

100Hires, Inc. is seeking an experienced field service technician to support industrial refrigeration systems, including ammonia equipment.

You will perform planned maintenance, diagnose and repair faults, and ensure safe, compliant operations at customer sites across food and beverage, cold storage, and manufacturing sectors. Ideal candidates have hands-on refrigeration experience, strong troubleshooting and customer-service skills, and a safety-first mindset.

Qualifications

• Hands-on experience servicing industrial or commercial refrigeration systems.
• Ammonia refrigeration background preferred; willing to train motivated techs with strong fundamentals.
• Working knowledge of commercial HVAC, ventilation, heating systems, and controls.
• Refrigeration or HVAC apprenticeship completion (or equivalent experience) preferred.

Responsibilities

• Perform planned maintenance, troubleshoot faults, repair components, and respond to emergency service needs for industrial refrigeration systems.
• Service and support ammonia refrigeration equipment; company-provided training available for qualified candidates.
• Diagnose issues on refrigeration, ventilation, heating, and control systems and restore performance.
• Complete service documentation, work orders, and detailed customer reports accurately and on time.
• Own your daily schedule while keeping customers informed and satisfied.

Skills

Ammonia refrigeration

Commercial refrigeration

HVAC systems

Troubleshooting

Safety training

Education

HVAC / Refrigeration apprenticeship

Job description

Be the expert on the road for complex industrial coolingJoin a growing mechanical services contractor as the go-to field professional for industrial refrigeration. You will support customers across food and beverage, cold storage, pharmaceutical, manufacturing, and process operations while working hands-on with ammonia (NH3) and commercial refrigeration systems.A day in this roleYou start by reviewing your scheduled site visits and any urgent service calls that came in overnight. At one facility, you execute planned maintenance and verify safe operation. At the next, you troubleshoot a control issue, verify a repair, document your findings, and brief the customer. Throughout the day, you prioritize safety, clear communication, and quality workmanship while coordinating with dispatch and customers.What you will doPerform planned maintenance, troubleshoot faults, repair components, and respond to emergency service needs for industrial refrigeration systemsService and support ammonia refrigeration equipment; company-provided training available for qualified candidatesDiagnose issues on refrigeration, ventilation, heating, and control systems and restore performanceComplete service documentation, work orders, and detailed customer reports accurately and on timeOwn your daily schedule while keeping customers informed and satisfiedWork to the highest safety standards and in compliance with company policies and industry regulationsIndependently deliver reliable, high-quality service to industrial clientsWhat you bringHands-on experience servicing industrial or commercial refrigeration systemsAmmonia refrigeration background preferred; willing to train motivated techs with strong fundamentalsWorking knowledge of commercial HVAC, ventilation, heating systems, and controlsFreon refrigeration experience is a plusRefrigeration or HVAC apprenticeship completion (or equivalent experience) preferredSafety mindset; OSHA 30, fall protection, arc flash, or similar training is a plusClean driving recordExcellent troubleshooting, communication, and customer service skillsEnthusiasm for ongoing technical training and professional developmentWhat you will gainCompetitive compensationPerformance bonus opportunitiesComprehensive benefits packageCompany vehicle or vehicle allowance, depending on roleOngoing technical training and clear career development pathwaysStable, long-term opportunity with a growing mechanical contractorExposure to complex, large-scale systems for industry-leading manufacturers and facilitiesIf you are ready to grow your career in industrial refrigeration while tackling meaningful, technically challenging work, we would love to talk.