Refrigeration/Ammonia Service Technician

Company: Tolin Mechanical Systems Company
Location: Tucson
Posted on: February 13, 2026

Job Description:

Job Description Job Description Description: Company Overview: Service Logic is the nation’s largest independent HVAC service company with over $1.4 billion in annual sales and 4,100 employees. The strategy of Service Logic is to identify and acquire quality local HVAC service companies and accelerate the organic growth of recent acquisitions as well as the base businesses by focusing on increasing the maintenance contract base. Tolin Mechanical Systems Company (Tolin) was the first HVAC company acquired by Service Logic in 2004. Tolin was originally established in 1948 in Denver, Colorado and including Denver also has 3 other offices in Colorado [Fort Collins, Colorado Springs, Silverthorne], 2 offices in Arizona [Phoenix, Tucson] and an office in the Mid-Atlantic region. Tolin’s annual sales exceed $120 million and Tolin has approximately 450 employees. Tolin is proud of the customer-centric team we have built over the years, made up of the most talented engineers, HVAC technicians, sales professionals, operations personnel and our highly qualified financial and administrative team. We provide centralized corporate services to all locations from our corporate headquarters in Denver, CO. General Description: Tolin Mechanical, an established, well recognized and respected HVAC service contractor, is looking for an experienced Refrigeration/Ammonia Service Technician for our Tucson branch . We are seeking a candidate who meets the qualifications listed below. We have a solid team of experienced and respected technicians. Our business continues to grow, and we are looking for another solid technician that is interested in a long-term position and who will fit well into our team. Service Technicians are the heart of our business and are the most frequent representatives of Tolin Mechanical to our clients. Our Service Technicians operate company vehicles to travel to our clients' sites and interact with clients as they inspect, troubleshoot, repair, maintain, and install HVAC equipment and related components. Tolin HVAC Service Technicians are required to have the skill sets necessary to service a wide variety of clients in the Commercial Building, Facilities and Industrial HVAC markets. Summary of Job Functions and Equipment: Preventive Maintenance Troubleshooting Rooftop Units Chillers Cooling Towers Hot Water / Steam Boiler Packaged Air Conditioners Computer Room AC Equipment Control Systems Air Handling / Fan Coil Units Condensers / Chilled Water Pumps Refrigerated Air Dryers Air Compressors Exhaust Fans Ice Machines Variable Frequency Drives Humidifiers Ammonia Refrigeration Compensation & Benefits: Average Starting Rate for Journeyman Level: $50.00 - $57.00 per hour. Combined experience, education, skills and knowledge will be taken into consideration. Paid Medical, dental and Vision Funded Pension and Retirement savings options Company cell phone Gas card Professional training and development Tools Provided Note: This is a continuous (evergreen) posting. This position is posted on an ongoing basis to build a talent pool for future openings. Applications are reviewed as openings become available. Requirements: Ideal candidates will have the following qualifications : Demonstrated ability to develop rapport and productive working relationships with clients, vendors, and co-workers. Well-rounded background as a Journeyman Values and display exceptional customer service Strong organization skills Minimum 5 to 8 years’ experience in commercial service work Must have 3-5 years of experience as an Ammonia Service Technician Minimum Qualifications: Over 18 years of age High School diploma or GED Completed an Apprenticeship Program or equivalent education/training Strong written and verbal English skills Valid driver's license with driving record in good standing Ability to gain Union Membership Ammonia level 1 certification. Ammonia level 2 is a plus. Pursuant to Colorado’s Job Application Fairness Act, applicants providing certifications, transcripts, or other materials may redact information that identifies the applicant’s age, date of birth, or dates of attendance at or graduation from an educational institution. Tolin Mechanical is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, gender identity, and sexual orientation). Parental status, national origin, age, disability, family medical history or genetic information, political affiliation, military service, or other non-merit-based factors, or any other status protected by federal, state, or local law. Equal Opportunity Employer, including disabled and veterans.

Keywords: Tolin Mechanical Systems Company, Maricopa , Refrigeration/Ammonia Service Technician, Engineering , Tucson, Arizona