Commercial Chiller Service Technician

Mesa Energy Systems, Inc.
San Diego, CA
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.

Posted 2026-04-15

Recommended Jobs

Sales Associate - San Diego, CA - Sports Medicine

Stryker
San Diego, CA

Job Description The company Stryker is one of the world’s leading medical technology companies and together with our customers, we are driven to make healthcare better. The Company offers a div…

View Details
Posted 2026-03-21

Field and Regulatory Specialist

Department of Conservation
Los Angeles County, CA

Job Description and Duties In accordance with CCR 249.3, this job control may be used to fill subsequent vacancies. Effective July 1, 2025, the California Department of Human Resources (CalHR) …

View Details
Posted 2026-04-15

Part-Time Concierge, Rutherford Hill Winery

Rutherford Hill Winery Rutherford Hill Winery
Napa, CA

Job Description: The Part-Time Concierge position is responsible for providing exceptional customer service, attention to detail and adherence to reservation protocol and policies. The primary f…

View Details
Posted 2026-04-15

PROGRAMS OPERATIONS MANAGER

California

Organization: Latino Community Foundation (LCF) Location: Hybrid (San Francisco Bay Area) Salary Range: $95,000 – $105,000 Key Responsibilities: Support programs like the Nonprofit Accele…

View Details
Posted 2026-03-27

Logistics Specialist I

SGS Consulting
California

Job Responsibilities: Properly use all business and support systems (DCS, POMS, SAP, LIMS, PQS Systems, etc.) Safely operate material handling equipment including drum lifters/conditioners, fork…

View Details
Posted 2025-11-14

Commercial Driver - Part Time

AutoZone
Riverside, CA

AutoZone’s store teams are the frontline of WOW! customer service, ensuring that customers find the right parts and solutions for their automotive needs. Store employees maintain well-stocked inventor…

View Details
Posted 2026-04-09

New Home Sales Manager

SST Direct
Santa Rosa, CA

Seeking a New Home Sales Manager for a direct hire opportunity with our client in Santa Rosa, California. This position offers full benefits including PTO, Medical, Dental, 401K, and cell phone re…

View Details
Posted 2026-01-30

Lead DSP for Adult Day Program

VistAbility
Concord, CA

Position: Lead Direct Support Professional (Instructor 2) Location and Hours: Richmond, CA: 8:00am-3:30pm (37.5 hours per week) Concord CA: M-F 8:30am-4pm (37.5 hours per week) As an  Instruct…

View Details
Posted 2026-02-13

Warehouse Repair Technician

Vesta Home
Hayward, CA

About Vesta Home Vesta Home (operating as Showroom Group) is revolutionizing the home marketing and furniture sales industries. Our full-service offerings—which include interior design, luxury st…

View Details
Posted 2026-04-03

Production Management Trainee

99 Ranch Market
Buena Park, CA

Production Management Trainee Summary: The Production Management Trainee will work closely with the Production Manager and operations leadership team to learn and support all aspects of productio…

View Details
Posted 2025-10-28