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Centrifugal Chiller Technician

Location: Glendale, CA

ACCO Engineered Systems has been annually recognized by a national industry magazine as one of the top-10 specialty contractors in the United States, and the leader in its mechanical contracting field for the Western United States. We have a diverse environment of skilled professionals - field construction workers, engineers, project managers, service technicians, and supporting staff - who collaborate together and make ACCO an engaging place to work.

ACCO Building Services is looking for a skilled Centrifugal Chiller Mechanic to join our team. ACCO Chiller Technicians are dispatched through UA Local Union 250. We encourage you to apply if you are interested in joining (or are currently in) the union.


Under the direction of the Building Services Area Supervisor, this position is responsible for completing routine service maintenance & the repair of Centrifugal chillers and Screw chillers and all related mechanical equipment in central plants.

Essential Duties & Responsibilities:

Position Requirements (Skills, Work Experience, Education, Certifications, Licenses, etc.)

  • High school diploma, Certificate of G.E.D or H.S.P.E. with passing grade in Algebra and Geometry or Associate of Science (AS) degree in Air Conditioning & Refrigeration curriculum from a JJATC/JAC approved Community College, Trade, or Technical School.
  • 5 year’s experience directly maintaining, servicing and overhauling centrifugal chillers, screw chillers of all brands. Good working knowledge of central plants. HVAC mechanical service and repair.
  • Good written and oral communication skills.
  • Strong technical and troubleshooting skills.
  • Strong track record of successfully interacting with customers.
  • Ability to utilize a personal computer.
  • Willingness and ability to attend ACCO and Union training sessions (signatory sponsorship will be provided to non-signatory applicants hired for the position).
  • Ability to lift and carry materials ranging from 11-25 lbs. up to 33% of the time.
  • Valid (non-commercial) driver’s license with MVR that meets ACCO’s risk insurance standards.


Key Competencies Needed:

  • Knowledge of control panels for YORK, CARRIER, TRANE and other major manufactures.
  • Computer skills to access and interface with controls on chillers.
  • Ability to perform annual service on both high and low-pressure chillers
  • Ability to align pumps and compressors
  • Numeric and Verbal Reasoning Skills
  • Persuading & Influencing
  • Adaptability & Flexibility
  • Commercial/Business Acumen
  • Analyzing & Interpreting 

Physical Requirements:

(The physical demands described herein are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.)

Hours: Monday to Friday 7:00 am to 3:30 pm, overtime as needed. 

Our ideal person will have all these in addition to everything listed above:


Do you have what it takes? Click the START YOUR APPLICATION link below and submit your resume. Once you’ve applied, our dedicated Talent Acquisition team will be reviewing your resume. If your experiences matches our needs, you’ll be hearing from us by phone or email. 

ACCO is an Equal Opportunity Employer AA M/F/V/D.  

We proudly hire U.S. Military Veterans, and those qualified are encouraged to apply.

Equal Employment Opportunity is The Law. | Pay Transparency Nondiscrimination Provision. 

ACCO will consider qualified applicants with criminal histories for employment.

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