Industrial Ammonia Refrigeration Tech III

Lineage; Rochelle (IL); On-site; USD 40,000 - 68,000; Full time

Benefits offered by this job

Shift differential $1.00/hr

Benefits package including insurance

Job summary

Lineage in Rochelle, IL is seeking a Maintenance Technician III (Ammonia Refrigeration) to maintain industrial refrigeration, electrical, and building systems, ensuring safety, uptime, and compliance through testing, inspections, and adjustments.

This hands-on role requires 2+ years in industrial refrigeration and 3+ years in mechanical/electrical maintenance, CMMS proficiency, strong problem-solving, and the ability to work in extreme temperatures and varied shifts.

Qualifications

• 2+ years of industrial refrigeration experience (ammonia, Freon, and/or CO₂).
• 3+ years of mechanical/electrical maintenance in warehouse/manufacturing environment.
• Basic understanding of electrical instrumentation, P&IDs, pneumatics, and hydraulics.
• Strong problem-solving, communication, and documentation skills; able to convey technical details to non-technical audiences.
• Proficient in Word, Excel, CMMS.
• Ability to work in extreme temperature environments (-20°F to 100°F) and lift up to 40 lbs.
• Flexible to work various shifts, weekends, and overtime as needed.

Responsibilities

• Perform preventive, predictive, and corrective maintenance on industrial refrigeration, electrical, mechanical, and building systems to ensure uptime and safety.
• Troubleshoot and repair ammonia compressors, condensers, evaporators, valves, and controls per PSM/RMP and IIAR standards.
• Conduct regular inspections, performance testing, and calibration of refrigeration and electrical components to maintain system integrity and efficiency.
• Document all maintenance activities and parts usage in CMMS.
• Support and monitor contractors working on or near refrigeration systems, ensuring safety protocols.
• Communicate system status and recommendations to leadership and cross-functional teams.

Skills

Industrial refrigeration

Mechanical maintenance

Electrical maintenance

Problem-solving

Communication

Documentation

CMMS familiarity

Lifting up to 40 lbs

Education

Trade school training

RETA/GCAP/IIAR certifications (preferred)

Tools

CMMS

Word

Excel

Job description

Lineage in Rochelle, IL is seeking a Maintenance Technician III (Ammonia Refrigeration) to maintain industrial refrigeration, electrical, and building systems, ensuring safety, uptime, and compliance through testing, inspections, and adjustments.

This hands-on role requires 2+ years in industrial refrigeration and 3+ years in mechanical/electrical maintenance, CMMS proficiency, strong problem-solving, and the ability to work in extreme temperatures and varied shifts.