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Maintenance Technician III - Ammonia
- Lineage Logistics (Tolleson, AZ)
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Shift Schedule: Monday - Friday, 2pm - 10:30pm OR Friday - Monday, 5:00am - 3:30pm
Training Schedule: 1st shift for 4-6 month, Monday-Friday 6am-2:30pm
Shift Differential: $1
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.
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.
+ 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.
+ 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.
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.
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.
More vacancies in the Netherlands (https://nl.indeed.com/cmp/Lineage-055976f9?from=mobviewjob&tk=1hs858ajlmnao847&fromjk=e757d669ba21113f&attributionid=mobvjcmp)
Not sure which role is right for you? Let us do the work! Share your contact information and a resume or CV. A member of our recruiting team will reach out to you to explore roles we think could be a good match.
At Lineage, we have a shared purpose: We are transforming the food supply chain to eliminate waste and help feed the world.
Our shared purpose drives everything we do in all parts of our organization, from the warehouse floor to the corner office. The work we do is noble, and our team members are passionate about the impact they make every day.
Working at Lineage is not just a job – it’s an opportunity to innovate and put your mark on how food moves from the farm to dinner tables around the world. As a member of the Lineage Logistics team, you are a critical link in the food supply chain.
If you are having trouble applying, contact our Human Resources team here: Contact Us | Lineage Logistics (https://www.lineagelogistics.com/contact-us)
At Lineage Logistics, helping to feed the world is more than a job – it’s a purpose we live every day. Lineage is one of the world’s leading temperature-controlled logistics companies. Driven by our core values, we’re reimagining the global food supply chain.
Lineage helps customers ranging from Fortune 500 companies to small family-owned businesses increase the efficiency and protect the integrity of their temperature-controlled supply chain. In recognition of the company’s leading innovations, Lineage was recognized as the No 1. Data Science company on Fast Company’s annual list of the World’s Most Innovative Companies in 2019, in addition to ranking 23rd overall in an evaluation of thousands of companies worldwide.
As part of the Lineage family, you’ll have the opportunity to grow your career as we continually expand, using technology and award-winning innovations, to meet the needs of customers around the world.
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