Class B Refrigeration Operator

CACA·Whitbymid
OtherOperator
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Quick Summary

Key Responsibilities

Experience within a TSSA-regulated ammonia plant Operate air compressors, chillers, water towers, water softeners, air dryers, pumps,

Technical Tools
OtherOperator

If you are a technical and hands-on professional searching for the opportunity to build a solid foundation for your career, this position is for you. The Class B Refrigeration Operator opportunity work with-in Whitby location and reports to the Chief Operator. The position requires continental shifts, thus candidates must have open and flexible availability.​

You will be responsible for the following duties and responsibilities:

  • Experience within a TSSA-regulated ammonia plant
  • Operate air compressors, chillers, water towers, water softeners, air dryers, pumps, and fans
  • Chiller maintenance including cooling towers and associated equipment
  • Extensive experience on HVAC/R systems
  • Responsible for the safe operation of the refrigeration plant
  • Perform all tasks related to the safe and efficient operation of the plant including repairs and maintenance
  • Perform routine inspection and testing of equipment and building infrastructure to ensure proper operation
  • Perform minor repair and general maintenance duties associated with building systems
  • Document air compressor readings, all plant steam produced and consumption and gas consumption; supply gas forecasts to gas supplier
  • Track and log all gas, water, and hydro readings
  • Monitor and maintain water treatment for chillers and cooling towers
  • Familiar with CMM and preventative maintenance programs
  • Provide access and assistance to sub-trades as required

Requirements

~1 min read
  • Must possess a 3rd Class Power Engineer certificate or higher or “A” or “B” Refrigeration Operator class certificate
  • Must have experience working as an operator in an ammonia plant
  • Must be able to work 7AM to 7PM on a continental rotational shift
  • Must be able to commute to Whitby
  • Strong troubleshooting and interpersonal skills
  • Bending and lifting required; lifting under 30 kg
  • Ability to climb stairs and work on a ladder or scaffold as required
  • Good computer skills
  • Good oral and written communication skills
  • Provide vacation coverage for other operators
  • Must be able to successfully obtain and maintain necessary security clearances

The expected salary range for this role is determined in accordance with the union collective agreement

Black & McDonald welcomes and encourages applications from persons with disabilities.
Accommodations are available upon request for candidates taking part in all aspects of the recruitment and selection process.

#LI-RM1

Location & Eligibility

Where is the job
Whitby, CA
On-site at the office

Listing Details

Posted
September 21, 2026
First seen
October 3, 2026
Last seen
October 3, 2026

Posting Health

Days active
-1
Repost count
0
Trust Level
34%
Scored at
October 3, 2026

Signal breakdown

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Class B Refrigeration Operator