[Skip to main content](#main-content) [OpenNash Jobs](https://jobs.opennash.com/) [Hiring report](/reports/hiring/) · [All EMCOR Group jobs](https://jobs.opennash.com/companies/emcor-group/) · [Search jobs](/search/) EMCOR Group · El Cajon, CA # Commercial Chiller Service Technician El Cajon, CA, US Full-time {'minValue': 40, 'maxValue': 90, '@type': 'MonetaryAmount', 'currency': 'USD'} Skilled Trades & Maintenance Listed on EMCOR Group’s official careers site. Posted October 6, 2026. Check that it is still open and apply there. [Apply on EMCOR Group’s careers site →](https://careers-emcorgroup.icims.com/jobs/53060/commercial-chiller-service-technician/job?in_iframe=1) [OpenNash Jobs](https://jobs.opennash.com/) / [EMCOR Group](https://jobs.opennash.com/companies/emcor-group/) / Commercial Chiller Service Technician ## Job description ### About Us We are a full-service HVAC, building automation, chiller, and retrofit contractor with a reputation for combining high-quality consulting services with customized energy solutions. Our integrated, single-source solutions include turnkey in-house capabilities with design assistance, as well as engineering applications and automated control systems. ### Essential Duties & Responsibilities Maintain and repair central plant equipment, including chillers 100 tons and larger, motors, pumps, valves, controls, cooling towers, vane axial fans, and other auxiliary equipment. Overhaul of centrifugal chillers a plus. Familiar with all aspects of rigging. Support the office with recommended repairs from delivery to completion. Availability for emergency service calls “on-call” through normal rotation. Responsible for end-to-end testing, programming, start-ups, and commissioning. Schedule and manage site-wide maintenance, troubleshooting, and repair duties for chillers, cooling towers, and central plant equipment. Perform daily and monthly preventative maintenance on all associated equipment of chillers, cooling towers, and central plant equipment. Ensure completion of maintenance within the scheduled month and allocated time. Maintaining positive relationships with customers, vendors, and co-workers Provide technical support and troubleshooting, repair, and maintenance of all on-site equipment. Attend monthly safety meetings. Ensure compliance with safety policies and procedures. Work directly with the Chiller Field Supervisor on new and existing customer opportunities or issues. ### Qualifications 5 years of work experience at the journeyman level and technical schooling. Commercial/Industrial air conditioning experience required. Knowledge of Chiller, HVAC, and Central Plants. HVAC large tonnage field knowledge is required. Must be available for emergency service calls “on call” through normal rotation. EPA certified. Effective oral and written communication skills. Valid driver’s license. #Mesa #LI-Mesa #LI-HVACjobs #LI-Onsite Equal Opportunity Employer As a leading provider of mechanical and electrical construction, facilities services, and energy infrastructure, we offer employees a competitive salary and benefits package and we are always looking for individuals with the talent and skills required to contribute to our continued growth and success. Equal Opportunity Employer/Veterans/Disabled. Affirmative Action Policy Please review our Affirmative Action Policy. ### Notice to Prospective Employees Notice to prospective employees There have been fraudulent postings and emails regarding job openings. EMCOR Group and its companies list open positions here. Please check our available positions to confirm that a post or email is genuine. EMCOR Group and its companies do not reach out to individuals to help with marketing or other similar services. If an individual is contacted for services outside of EMCOR’s normal application process – it is probably fraudulent. ### Geographic Disclosure Compensation Range $40 - $90 per hour The hourly rate is determined by the CBA/rate sheet and test results. Benefits are provided through local labor union aligned with collective bargaining agreement. ## At a glance - Posted by the employer: Oct 6, 2026 - First seen by OpenNash: Oct 11, 2026 - Last checked: Oct 18, 2026 - Listed for: 12 days - Location: El Cajon, CA, US - Employment type: Full-time - Pay: {'minValue': 40, 'maxValue': 90, '@type': 'MonetaryAmount', 'currency': 'USD'}[Apply on EMCOR Group’s careers site →](https://careers-emcorgroup.icims.com/jobs/53060/commercial-chiller-service-technician/job?in_iframe=1) ## More jobs at EMCOR Group ### [Commercial HVAC Boiler Technician](https://jobs.opennash.com/companies/emcor-group/jobs/d0e9d88c79d86c9eb834/) El Cajon, CA, US ### [Commercial HVAC Service Technician](https://jobs.opennash.com/companies/emcor-group/jobs/0818e3c5623cb37f6c49/) El Cajon, CA, US ### [Mechanical Construction Assistant Project Manager](https://jobs.opennash.com/companies/emcor-group/jobs/7a94ce25a5d45606b534/) El Cajon, CA, US ### [Mechanical Construction Project Manager](https://jobs.opennash.com/companies/emcor-group/jobs/c0c0495d04871907b02f/) El Cajon, CA, US ### [Mechanical Senior Project Manager](https://jobs.opennash.com/companies/emcor-group/jobs/50aa3f292950e8c40fcd/) El Cajon, CA, US ## Similar jobs at other companies ### [Commercial Chiller Technician](https://jobs.opennash.com/companies/comfort-systems-usa/jobs/36f990fd7054f82d31d4/) Comfort Systems USA · Knoxville, TN ### [Chiller Technician](https://jobs.opennash.com/companies/trane-technologies/jobs/64b4291191370a32468d/) Trane Technologies · Brea, California, United States of America ### [Commercial HVAC Chiller Technician – Union](https://jobs.opennash.com/companies/carrier-global/jobs/01a923ee183adb2a0229/) Carrier Global ·: CCS-Chicago, Willowbrook, IL OpenNash lists jobs from employers’ own careers sites and does not handle applications. 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