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Job Title Refrigeration Technician
Location San Antonio, TX
Department Maintenance
FLSA Status Non-Exempt

At Lineage Logistics, our six values help guide how we behave and define what we hold most important: Safe, Trust, Respect, Innovation, Bold, Servant Leadership. We all play a position that is key to the company’s success. Join our Maintenance team that is growing both domestically and internationally.

As an Ammonia Refrigeration Technician, you will perform preventative and predictive maintenance on various types of ammonia and/or freon refrigeration equipment. Additionally, you will play a decisive role ensuring adherence to the design specifications of the refrigeration systems through periodic testing and inspections.

Responsibilities of the Ammonia Refrigeration Technician:

  • Operate, maintain and adjust the refrigeration system to safely support warehouse requirements
  • Inspect, calibrate and maintain all refrigeration system safeguards per manufacturer specifications
  • Complete and evaluate daily logs pertaining to the temperature, pressure and general operation of the refrigeration system
  • Perform preventative and predictive maintenance and repairs on machinery within the ammonia and/or Freon refrigeration system
  • Diagnose electrical and mechanical issues on refrigeration equipment
  • Maintain water treatment system and chemical controls for the evaporative condenser per manufacturer specifications
  • Measure samples of oil, water, and glycol in accordance with operating principles
  • Maintain housekeeping standards in all areas of refrigeration equipment
  • Monitor contractors working on or near refrigeration systems
  • Utilize onsite motorized lift and rental equipment as needed

Required Qualifications of the Ammonia Refrigeration Technician:

  • Completed High School Diploma or GED
  • 2+ years of experience with Ammonia and/or Freon refrigeration or combined experience and trade school
  • Proficient computer skills including Microsoft Office Suite
  • Ability to read and interpret Piping and Instrumentation Diagram (P&ID) drawings

Preferred Qualifications of the Ammonia Refrigeration Technician:

  • Process Safety Management (PSM) experience/training
  • Successful completion of Refrigeration Operator 1 course (CARO) or equivalent

Work Environment

  • Fast paced industrial machinery and cold storage work environment
  • Warehouse bays are kept at 32 degrees (and below zero in certain areas)
  • Ability to withstand cold storage temperatures for extended periods of time (warm gear provided by company)
  • Noise level varies at times and it can be loud

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. Like being with friends, we understand respect and care about our team members. We believe in keeping you informed whether it’s at our daily start-up shift meetings, or our annual team member opinion survey - we want our team together and aligned.

About Lineage Logistics

Lineage Logistics is a warehousing and logistics partner committed to delivering sophisticated, customized, and dependable cold chain solutions to leading food, retail, agriculture and distribution companies. We serve customers who put a premium on excellence and reliability to ensure our nation’s food supply is handled, stored and delivered safely and securely through the entire supply chain.


Lineage provides safe, stable, reliable work environments, competitive pay, excellent Health and Dental benefits, 401K, and Paid Time Off and Sick Days.

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