Refrigeration Start-up Technician - Commercial & Industrial

CoolSys
Phoenix, AZ
Overview:

WHY COOLSYS?

At CoolSys, we offer more than just a job—we provide stability, growth, and industry-leading benefits for our employees. No wonder Newsweek named CoolSys one of America’s Greatest Workplaces! As a large company serving diverse customers, we invest in our team with:

  • Competitive Compensation: $40-52/hr (based on experience)
  • Ongoing Education & Training: Access to state-of-the-art facilities and paid online training.
  • Comprehensive Benefits: Medical, Dental, Vision, and Prescription coverage, paid vacation/holidays, and a 401(K) match.
  • Year-Round, Diverse Work: Stay engaged with consistent, interesting projects throughout the year, working across various industries and systems to keep learning and growing.
  • Extra Perks: Quarterly bonus plan, tuition reimbursement, employee discounts on vehicles, hotels, theme parks, pet insurance, and more.
Responsibilities:
  • Performs evacuations of parallel racks after verifying pressure tests.
  • Performs all EMS wiring and programming for all manufacturers of EMS systems.
  • Performs full start-up of new parallel refrigeration systems and individual systems.
  • Lead small projects such as single case and condenser changeouts.
  • Assists with EO projects which would include retro-commissioning of supermarkets for system performance or utility programs, EMS upgrades, leak detection upgrades, and gas conversion projects.
  • Works with local branch Service and Construction Managers between projects to assist in problematic stores, training for junior technicians and foremen, or other areas as needed.
  • Perform other duties as assigned.
Qualifications:
  • High school diploma or GED.
  • Coursework at an accredited vocational-technical or trade school.
  • 3+ years of supermarket EMS systems.
  • EMS Certification preferred.
  • 5+ years of experience in commercial refrigeration; especially experience with parallel rack systems.
  • Experience and proficient knowledge of supermarket refrigeration.
  • EPA I and II Certification required.
  • Valid Driver’s License is required at all times.
  • Good driving record.
  • Solid working knowledge of the use of the Microsoft suite of applications (Word, Excel, etc.)
  • Expert knowledge of refrigeration, ice machines, and electrical systems.
  • Expert knowledge of single systems, parallel racks systems, display cases, and walk-ins.
  • Ability to efficiently troubleshoot commercial and supermarket refrigeration equipment.
  • Expert knowledge of EMS systems in supermarket applications for wiring and programming (CPC, Novar, Danfoss)
  • Strong mechanical aptitude.
  • Good communication skills and the ability to build strong relationships with the customers, management, crew, and team.
  • Knowledge of and ability to read blueprints on refrigeration, electrical, and plumbing.
  • Ability to multi-task effectively.
  • Travel, overnight, and overtime work as needed.
  • Ability to organize and prioritize your work schedule and the work schedules of others on a short-term basis
Join Us:

Today, there are 27 different companies that make up the CoolSys family of brands . Our valued employees are at the heart of our continued growth and success. We invite you to be part of that growth!

Connect with us on Facebook and X .

CoolSys is an EEO/AA Employer.  All qualified individuals - Including all ages, colors, disability, ethnicity, family or marital status, gender identity or expression, language, national origin, physical and mental ability, political affiliation, race, religion, sexual orientation, socio-economic status, veteran status, and other characteristics are encouraged to apply.

Pre-employment background screening (criminal and MVR for driving positions) and drug testing are required for all positions. CoolSys will consider qualified applicants with criminal histories in a manner consistent with federal law, state law, or local ordinance.

Journeyman-HVAC, Journeyman-EMS, EMS, Installer, Install, Installation, Service Tech, refridgeration, HVAC, refrigeration, HVAC-R, HVAC/R, diagnostic, commercial, service, mechanical, mechanic, AC, field service, chiller, specialist, HVACR, Electrical, start-up, startup

Posted 2026-02-11

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