Jobs › Lineage Logistics

Refrigeration Technician III

Lineage Logistics · University Park, IL · $29.13–$49.13 an hour · Full time

Posted Sep 4, 2026 · We last checked this listing on Oct 6, 2026

Apply at Lineage Logistics

Likely interview questions for this role

Written from this job description, not a generic list. Each one notes what the interviewer is really checking.

About your past

Tell me about your experience with industrial ammonia refrigeration systems. What size systems have you worked on?

What they are checking: Whether they have intermediate to advanced ammonia experience that matches a Technician III level.

Tell me about electrical troubleshooting you have done on motors or controls.

What they are checking: Whether they bring the electrical skills the role lists alongside refrigeration.

The schedule is days, but you may be called outside those hours. How do you handle on-call work?

What they are checking: Whether they accept that refrigeration failures do not wait for business hours.

What would you do

You smell ammonia near a valve station during your rounds. What do you do?

What they are checking: Whether they follow emergency response steps and protect people before trying any repair.

A contractor is working near refrigeration piping and is not following site rules. How do you handle it?

What they are checking: Whether they will stop unsafe contractor work, since the posting makes them responsible for monitoring contractors.

How do you decide what to do when a preventive maintenance task conflicts with operations needing the room?

What they are checking: Whether they can negotiate timing with operations without skipping required maintenance.

About the work

How do PSM and RMP requirements shape the way you do maintenance on an ammonia system?

What they are checking: Whether they understand process safety management rules like management of change, mechanical integrity and documentation.

Walk me through how you would troubleshoot a screw compressor that keeps tripping on high discharge pressure.

What they are checking: Whether they can reason through condenser, non-condensables and control causes in a logical order.

An evaporator in a freezer room is icing up and the room temperature is climbing. What do you check?

What they are checking: Whether they understand defrost cycles, valves and controls and can protect product temperature.

How do you safely isolate and pump down a section of the system before opening it?

What they are checking: Whether they follow lockout and line-break procedures that IIAR standards expect.

Why does documenting every job and part in the CMMS matter for an ammonia system?

What they are checking: Whether they see records as proof of mechanical integrity during PSM audits.

Practice this interview out loud.

Offer builds a real interview for this exact role at Lineage Logistics from your resume and this job description, asks the questions one at a time, and tells you what landed. The first one is free.

Practice this out loud

The full job description

As published by Lineage Logistics.

Shift Schedule: Monday - Friday, 10:00am - 6:00pm (must be flexible to work outside of schedule work hours as needed) Join Lineage – The World’s Leading Temperature-Controlled Logistics Company At Lineage, innovation and efficiency drive everything we do. We are seeking a Maintenance Technician III (Ammonia Refrigeration Technician) at the intermediate to advanced level to support the upkeep of our industrial cold storage facility and the essential equipment that keeps operations running. This hands-on role is perfect for technicians who take pride in precision, reliability, and compliance—performing regular testing, inspections, and adjustments to ensure every system operates to exact design and safety standards Key Responsibilities • Perform preventive, predictive, and corrective maintenance on industrial refrigeration, electrical, mechanical, and building systems to ensure optimal uptime and safety. • Troubleshoot and repair ammonia compressors, condensers, evaporators, valves, and controls in compliance with all 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 the Computerized Maintenance Management System (CMMS). • Support and monitor contractors working on or near refrigeration systems, ensuring full adherence to company and regulatory safety protocols. • Communicate system status, findings, and maintenance recommendations clearly to leadership and cross-functional teams. Minimum Qualifications: • 2+ years of industrial refrigeration experience (ammonia, Freon, and/or CO₂); trade school or equivalent training preferred. • 3+ years of mechanical/electrical maintenance experience in a warehouse, processing, or 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 basic computer applications (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. Preferred Qualifications: • RETA, GCAP, or IIAR certifications such as CARO, CIRO, or Operator I/II are highly valued — or willingness to obtain within 6 months of hire. Why Join Us Be part of a team that values technical excellence, safety, and professional growth. You’ll have the opportunity to expand your refrigeration expertise, pursue RETA/GCAP certifications, and work with state-of-the-art ammonia systems that power one of the most critical links in the global food supply chain. Pay Range:$29.13 - $49.13 Why Lineage? This is an excellent position to begin your career path within Lineage! Success in this role enables greater responsibilities and promotions! A career at Lineage starts with learning about our business and how each team member plays a part each and every day to satisfy our customers’ requirements. Beyond that, you’ll help us grow and learn on our journey to be the very best employer in our industry. We’ll ask you for your opinion and ensure we do our part to keep you developing and engaged as we grow our business. Working at Lineage is energizing and enjoyable. We value respect and care about our team members. Lineage is an Equal Employment Opportunity Employer and is committed to compliance with all federal, state, and local laws that prohibit workplace discrimination and unlawful harassment and retaliation. Lineage will not discriminate against any applicant on the basis of race, color, age, national origin, religion, physical or mental disability or any other protected status under federal, state and local law. Benefits Lineage provides safe, stable, reliable work environments, medical, dental, and basic life and disability insurance benefits, 401k retirement plan, paid time off, annual bonus eligibility, and a minimum of 7 holidays throughout the calendar year.

Apply at Lineage Logistics

More refrigeration technician roles