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Water Treatment jobs in Mississauga, ON

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    • Perform preventative maintenance on pure water systems.
    • Demonstrated expertise in water softener troubleshooting and repair.
    • Double time for Sunday work.
    • Conduct water system tests and optimize chemical treatment programs and controller units.
    • Previous experience in water treatment, industrial, or HVAC…
    • Sell water treatment applications to residential customers in a straightforward and professional manner.
    • Previous experience in the water industry or with…
    • You're comfortable coordinating the interfaces that make treatment builds harder than a standard civil job: concrete, structural, mechanical, electrical, and…
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    • Oversee performance of critical utilities systems including boilers, compressors, ammonia refrigeration, electrical distribution, water treatment, wastewater…
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    • A minimum of 3 years recent HVAC experience with exposure to furnaces, central and ductless air conditioners, gas boilers, water heaters including tankless…
    • Perform daily walk-throughs, check equipment, conduct water treatment test and take readings.
    • Hands-on working experience with water testing.
    • Candidates currently selling for another HVAC, renovation, solar, water-treatment, roofing, windows, security, or competing home-services company must be…
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    • A minimum of 3 years recent HVAC experience with exposure to furnaces, central and ductless air conditioners, gas boilers, water heaters including tankless…
    • Monitor, maintain, and optimize paint booth air and water treatment systems, including detackification programs, chemical treatment processes, sludge management…
    • ControlChem is recognized for its commitment to high-quality customer service and practical water treatment solutions.
    • Job Types: Permanent, Full-time.
    • Conduct professional in-home consultations with homeowners to assess their comfort needs and recommend suitable solutions (e.g., furnaces, heat pumps, air…
    • Access employee wellness benefits and treatments.
    • Longevity and healthy-aging products.
    • Sleep and stress optimization products.
    • Red light and recovery devices.
    • Daily/weekly water quality testing (TDS, hardness, chemical dosing).
    • Operation and maintenance of steam generators (or Steam boilers) and associated steam…
    • Extensive, hands-on experience working on wastewater treatment plants (required).
    • If you're an experienced Superintendent with WWTP, water/wastewater, pump…
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Career Resources:

Water Treatment Technician
High Purity Water Services
Oakville, ON
$20.97–$40.00 an hour
Full-time
Apply now

Job details

Here’s how the job details align with your profile.

Pay

$20.97–$40.00 an hour

Job type

Full-time

Shift and schedule

Overtime
On call

Benefits

Pulled from the full job description
Paid time off
Dental care
RRSP match
Extended health care

Full job description

About Us
High Purity Water Services Inc. (HPWS) is a successful, growing company specializing in the design, manufacture, installation, and service of turnkey high purity water systems, including ultrapure distribution loops. Many of our systems are listed with Health Canada as licensed Medical Devices. We serve customers across the life sciences, laboratory, healthcare, biotech, pharma, and advanced manufacturing sectors.

Position Overview
We are seeking an experienced, self-starter Field Service Technician to install, service, troubleshoot, and maintain critical high purity water systems at customer facilities. The ideal candidate will have strong hands-on experience with water softener troubleshooting and repair as well as industrial/commercial reverse osmosis (RO) system service and maintenance.

This position is central to ensuring customer satisfaction, driving retention, and supporting the growth of our service business.

What We Offer

  • 40-hour work week, with overtime for additional hours
  • Double time for Sunday work
  • 25% travel within Canada
  • Company van provided for site work
  • All power tools and specialized equipment supplied (hand tools required by employee)
  • Product-specific training provided
  • Based out of Oakville, Ontario
  • Competitive compensation based on experience

Certifications & Requirements

  • Valid Ontario “G” driver’s license with clean driving record
  • CSA-approved work boots
  • Certifications required prior to first project: Working at Heights, First Aid, WHMIS, Forklift, Scissor Lift
  • Plumbing piping experience an asset
  • Electrical and PLC experience an asset

Key Responsibilities

  • Install, service, troubleshoot, and repair industrial/commercial water softeners and multi-media tanks
  • Service, sanitize, and chemically clean industrial/commercial RO units and reservoirs
  • Troubleshoot and repair pumps, pressure switches, and level switches
  • Perform preventative maintenance on pure water systems
  • Support plumbing installations, process piping, and repairs
  • Perform pure water distribution loop cleaning and pipe replacements
  • Identify proper materials and quantities for projects
  • Maintain company vehicle, equipment, and installation records in good order
  • Represent HPWS with professionalism at all customer sites
  • Participate in on-call rotation (1 week at a time) for after-hours emergencies

Skills & Competencies

  • Demonstrated expertise in water softener troubleshooting and repair
  • Strong knowledge of industrial/commercial RO systems
  • Ability to work independently under minimal direction
  • Problem-solving and diagnostic skills with mechanical/electrical components
  • Strong communication and customer service skills
  • Professional demeanor and attention to detail
  • Ability to handle medium to heavy equipment and work safely on client sites

Note: This job description is not intended to be all-inclusive. Additional duties may be assigned as required.

Job Type: Full-time

Pay: $20.97-$40.00 per hour

Benefits:

  • Dental care
  • Extended health care
  • Paid time off
  • RRSP match

Experience:

  • plumbing or relevant: 1 year (preferred)

Licence/Certification:

  • Driving Licence (required)

Work Location: In person

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