CoolSys

CoolSys

Refrigeration and HVAC design, installation, maintenance

Commercial HVAC/R Service Technician - Light Commercial

Full-TimeDeadline 9/10/27
$30 - $50/hr
Mid
La Crosse, WI, USA
In Person

Opportunities are available nationwide.

About the job

Requirements
  • A high school diploma or GED.
  • EPA certification.
  • A minimum of 3–4 years of commercial refrigeration experience.
  • A good driving record and the ability to work independently.
  • Emergency on-call availability.
  • The ability to lift up to 60 pounds without assistance and sit and/or stand for several hours at a time.
Responsibilities
  • Assist in repairing and overhauling refrigeration, heating, and ventilation equipment to meet customer needs efficiently, accurately, and on time.
  • Repair and overhaul compressors, water pumps, air handlers, electrical and mechanical control devices, and other equipment safely and efficiently.
  • Perform general repairs on air-conditioning units, evaporative condensers, ice-machine equipment, water pumps, gas furnaces, compressors, electric motors, and other refrigeration, heating, and ventilation equipment.
  • Perform preventative maintenance by diagnosing equipment malfunctions and operating deficiencies.
  • Test malfunctioning systems and components using electrical and mechanical skills.
  • Maintain legible corporate and personal records of work history.
  • Process job tickets and work orders for the necessary department in a timely manner.
  • Pick up, deliver, and install cases.
  • Perform minor construction and remodeling projects, including startups of new installations.
  • Drive a company vehicle safely.
  • Perform other related duties and projects assigned by management.
Desired Qualifications
  • Certification from an accredited vocational-technical or trade school.
  • Experience working on refrigeration equipment in convenience stores or supermarkets.
  • Familiarity with single systems and rack systems, including display cases and walk-in boxes.

About the company

CoolSys provides refrigeration and HVAC services to retail, commercial, and industrial clients. It designs, installs, and remodels systems, converts refrigerants, performs preventative maintenance, repairs, and optimizes energy use and overall system performance. Their products are not a physical device but a service offering: engineers create system designs, technicians install and service equipment, and ongoing monitoring and maintenance help keep temperatures stable and energy use efficient. What sets CoolSys apart is its broad, industry-focused experience across grocery, food service, telecommunication, manufacturing, education, entertainment, and pharma sectors, plus a persistent emphasis on reliability, integrity, and meeting client commitments while addressing environmental sustainability. The company aims to improve clients’ operations, experiences, and work environments through high-quality, dependable service and energy-efficient, properly maintained systems.

Company Size

1,001-5,000

Company Stage

Debt Financing

Total Funding

$150M

Headquarters

Brea, California

Founded

2017

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Simplify Jobs

Simplify's Take

What believers are saying

  • Energy Squared joined on August 17, 2026, strengthening MEPR design capabilities.
  • Ares-backed credit support in September 2025 extended liquidity and refinanced prior lenders.
  • CoolSys keeps buying specialists, including 1GNITE, Lima, and Georgia Air Solutions.

What critics are saying

  • June 2026 amendments added PIK debt through 2027, signaling financing strain.
  • Randolph v. CoolSys and the 2026 wage-hour settlement expose recurring labor liabilities.
  • Ares ownership and relentless add-ons create integration drag; one failed merger hurts service quality.

What makes CoolSys unique

  • CoolSys unified Source Refrigeration under one brand in July 2026.
  • Its 2026 portfolio spans refrigeration, HVAC, energy, engineering, and equipment removal.
  • Recurring maintenance contracts drove 54% of revenue and 96% customer retention in 2025.

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Benefits

Health Insurance

Dental Insurance

Vision Insurance

Paid Vacation

Paid Holidays

401(k) Company Match

Training Programs

Tuition Reimbursement

Pet Insurance

Employee Discounts

Performance Bonus

Growth & Insights and Company News

Headcount

6 month growth

↑ 26%

1 year growth

↑ 26%

2 year growth

↑ 26%
FreightWaves
Sep 4th, 2025
CoolSys secures $39.5M: A game-changer for cooling industry

CoolSys secures $39.5M: A game-changer for cooling industry.

Abl Advisor
Sep 3rd, 2025
Wingspire Capital Provides $39.5MM Senior Credit Facility to CoolSys - News | ABL Advisor

Wingspire Capital has provided a $39.5 million senior secured credit commitment to CoolSys, a leader in mission-critical HVAC, refrigeration, and energy and carbon reduction solutions for thousands of businesses across the United States.The commitment is part of a broader $150 million credit facility for CoolSys with a syndicate led by Mizuho  that...

Business Wire
Oct 1st, 2024
CoolSys Acquires Mechanical Engineering & Construction Corporation

CoolSys™, the market-leading provider of sustainable refrigeration, HVAC, energy and engineering solutions, has acquired Mechanical Engineering &

The Daily Record
Sep 30th, 2024
CoolSys acquires Catonsville mechanical engineering firm

In acquiring MEC2, CoolSys will strengthen its commercial and industrial capabilities while deepening its market presence in the mid-Atlantic region.

Business Wire
Jun 18th, 2024
CoolSys Acquires Universal Refrigeration

CoolSys acquires Universal Refrigeration.