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Chiller Apprentice Jobs in Wisconsin (NOW HIRING)

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Chiller Apprentice information

What is the difference between Chiller Apprentice vs HVAC Technician?

AspectChiller ApprenticeHVAC Technician
CertificationsBasic HVAC or chiller-specific training, apprenticeshipsEPA Certification, HVAC licenses
Work EnvironmentCooling systems, industrial or commercial settingsResidential, commercial, industrial systems
Job FocusLearning chiller operation and maintenanceInstalling, repairing, maintaining HVAC systems

The Chiller Apprentice primarily focuses on learning to operate and maintain chillers in industrial or commercial environments, often as part of an apprenticeship program. An HVAC Technician has a broader scope, working on various heating, ventilation, and air conditioning systems, including chillers. Both roles require foundational HVAC knowledge and certifications, but the Chiller Apprentice is more specialized in chillers during training stages.

What are popular job titles related to Chiller Apprentice jobs in Wisconsin?

For Chiller Apprentice jobs in Wisconsin, the most frequently searched job titles are:

What job categories do people searching Chiller Apprentice jobs in Wisconsin look for?

The top searched job categories for Chiller Apprentice jobs in Wisconsin are:

What cities in Wisconsin are hiring for Chiller Apprentice jobs?

Cities in Wisconsin with the most Chiller Apprentice job openings:

Infographic showing various Chiller Apprentice job openings in Wisconsin as of July 2026, with employment types broken down into 89% Full Time, 10% Part Time, and 1% Contract. Highlights an 99% Physical, and 1% Remote job distribution.

Apprentice HVAC - Commercial & Industrial

CoolSys

Wisconsin Rapids, WI • On-site

$20 - $30/hr

Full-time

Medical, Dental, Vision, Retirement, PTO

Posted 3 days ago

New


CoolSys rating

8.2

Company rating: 8.2 out of 10

Based on 40 frontline employees who took The Breakroom Quiz

64th of 281 rated repair and maintenance companies


Job description

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: $20.00-$30.00
  • 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.

Join us and advance your career while working with top-tier clients in the HVAC and refrigeration industry!


Responsibilities

The Apprentice (HVAC or Refrigeration) provides support to an installation team by completing tasks in a safe, prompt, accurate, and professional manner and following customer specifications, applicable building codes, and proper piping practices.
ESSENTIAL DUTIES AND RESPONSIBILITIES: 

  • Install equipment, by project requirements and under the direction of a senior technician:
    • HVAC: air handler drains, piping for split systems, overhead duct hangers and ductwork, etc.
    • Refrigeration: display case drains, walk-in box drains, overhead hangers, and piping, etc.
  • Perform all assigned work safely and responsibly. Use power and hand tools, powered vehicles, machinery, and PPE as directed and required by Source, customer, and contract policy.
  • Escalate problems and concerns (safety, quality of work, etc.) to on-site senior technicians or project managers promptly.
  • Always maintain clean and professional job sites/work areas. Properly store, disassemble, or remove all spare and waste materials created on assigned job sites.
  • Provide assistance and support to senior technician/s on a job.
  • Carry out all responsibilities in an honest, ethical, and professional manner.
  • Perform other duties as assigned.
  • Installation of all types of piping including PVC, copper (brazing), copper line sets

Qualifications
  • Education or experience equivalent to a High school diploma, GED, or completion from trade program or technical school.
  • 1+ years of experience in the construction, refrigeration, HVAC, or other related industry/trade preferred.
  • Ability to operate a scissor lift or forklift preferred.
  • Knowledge of jobsite safety, ability to perform work in accordance with safe work practices and rules.
  • Ability to use basic hand, power and layout tools including drills, fuel gas tools, electrical meters, measurement tools, etc.
  • Knowledge of refrigeration system valves and regulators.
  • Knowledge of electricity basics, voltage and color codes, electrical safety.
  • Ability to be punctual and dependable.
  • Ability to work with minimal supervision.
  • Ability to work in a variety of working conditions, including scaling ladders to various heights, outdoors in hot/cold temperatures, in noisy environments, etc.
  • Ability to use typical computer tools including E-Mail, Word, Excel, etc.
  • Ability to perform basic mathematical calculations including fractional addition/subtraction, multiplication, division, and measurements.
  • Ability to read, write and communicate timely, clearly and concisely.
  • Ability to work constructively in a team environment and follow instructions from senior technician.
  • Ability to understand and follow all company policies and procedures and all applicable State and Federal laws.
  • Good driving record.

Join Us

Today, there are 27 different companies that make up the CoolSys family of brandsOur 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 arerequiredfor 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, pipefitter

Qualifications:
  • Education or experience equivalent to a High school diploma, GED, or completion from trade program or technical school.
  • 1+ years of experience in the construction, refrigeration, HVAC, or other related industry/trade preferred.
  • Ability to operate a scissor lift or forklift preferred.
  • Knowledge of jobsite safety, ability to perform work in accordance with safe work practices and rules.
  • Ability to use basic hand, power and layout tools including drills, fuel gas tools, electrical meters, measurement tools, etc.
  • Knowledge of refrigeration system valves and regulators.
  • Knowledge of electricity basics, voltage and color codes, electrical safety.
  • Ability to be punctual and dependable.
  • Ability to work with minimal supervision.
  • Ability to work in a variety of working conditions, including scaling ladders to various heights, outdoors in hot/cold temperatures, in noisy environments, etc.
  • Ability to use typical computer tools including E-Mail, Word, Excel, etc.
  • Ability to perform basic mathematical calculations including fractional addition/subtraction, multiplication, division, and measurements.
  • Ability to read, write and communicate timely, clearly and concisely.
  • Ability to work constructively in a team environment and follow instructions from senior technician.
  • Ability to understand and follow all company policies and procedures and all applicable State and Federal laws.
  • Good driving record.
Education:UNAVAILABLEEmployment Type: FULL_TIME

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