Ontario Greenhouse technician Jobs – 19 Openings This Week

Senior Irrigation Technician
Medical Saints Ltd —Beamsville, ON
- $20–$25 an hour
- Weekends as needed
- Heavy lifting
- Sanitation
- Data entry
- Dental care
- Vision care
Quick apply
Greenhouse Worker
Colasanti Farms Ltd —Kingsville, ON
- $17.60 an hour
- Overtime
- No experience needed
- Cleaning
- In-person
Quick apply
Packaging & Delivery Technician
Growliv Biologicals —Amherstburg, ON
- $18.50–$21.00 an hour
- Overtime
- Heavy lifting
- Customer service
- Sanitation
- Dental care
- Paid time off
Quick apply
Production Technician
AdeptAg —Beamsville, ON
- $20–$24 an hour
- Full-time
- Heavy lifting
- Engineering
- Forklift
Quick apply
2d
Nursery Staff
Horlings Garden Centre —Peterborough, ON
- Weekends as needed
- Microsoft Outlook
- Heavy lifting
- Communication skills
Quick apply
Landscape Technicians
Landscapes by Lucin —Toronto, ON
- Full-time
- Carpentry
- Management
- Customer service
Quick apply
Cultivation Technician
GlassHouse Botanics Inc —Pembroke, ON
- From $18 an hour
- Weekends only
- Heavy lifting
- Sanitation
- No experience needed
- Dental care
- Life insurance
Quick apply
HVAC Technician
Tilray —Leamington, ON
- $35–$47 an hour
- Full-time
- Heavy lifting
- Schematics
- Programmable logic controllers
Maintenance Technician
Pure Flavor —Staples, ON
- $19–$30 an hour
- Full-time
- Microsoft Powerpoint
- Microsoft Word
- High school diploma or GED
- Paid time off
Quick apply
Assistant Insectary Technician - Amherstbug ON.
Growliv Biologicals —Amherstburg, ON
- $18–$19 an hour
- Full-time
- Inventory management
- Sanitation
- Laboratory experience
- Dental care
- Paid time off
Quick apply
Document Technician
Pure Flavor —Staples, ON
- $19–$21 an hour
- Full-time
- Microsoft Powerpoint
- Microsoft Word
- High school diploma or GED
- Paid time off
Quick apply
IPM Consultant
Crop Defenders Ltd. —Leamington, ON
- Analysis skills
- Bachelor's
- Travel
Junior Powerhouse Technician
AUXLY CANNABIS GROUP INC —Staples, ON
- Weekends as needed
- Forklift
- HVAC
- Communication skills
Quick apply
Native Plant Nursery and Landscape Technician
Ontario Flora —Markdale, ON
- From $19 an hour
- Temporary
- AutoCAD
- In-person
- Flexible schedule
Quick apply
13d
Senior IPM Technician
Crop Defenders Ltd. —Leamington, ON
- Team management
- Travel
- Training & development
- Dental care
Maintenance Technician
Scharringa Greenhouses Ltd. —Waterdown, ON
- $22–$30 an hour
- Full-time
- Schematics
- Maintenance
- English
Quick apply
Energy Manager - South Durham Region
Blackstone Energy —Durham, ON
- From $100,000 a year
- Full-time
- Hybrid work
- Microsoft Powerpoint
- Engineering
- Continuous improvement
Quick apply
Staff Firmware Engineer
Samsara —Toronto, ON
- $162,400–$290,000 a year
- Remote
- Schematics
- AWS
- Linux
Accounting Manager
J.L. Refrigeration Inc. —Scarborough, ON
- Full-time
- Microsoft Office
- Finance
- Master's degree
Quick apply

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Greenhouse Worker
Dutch Flower House —Niagara-on-the-Lake, ON
Must be reliable ,have transportation, able to work independent and as a team with others. Job Type: Full-time 40 plus hours a week.
From $18 an hour
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1d
Greenhouse Supervisor
Sunrite Greenhouses Ltd./Del Fresco Produce Ltd. —Kingsville, ON
Supervisor will be working under hot/humid conditions in the greenhouse and cold conditions in the warehouse. Candidate must have completed high school and have…
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Senior Irrigation Technician

Medical Saints Ltd -
Beamsville, ON

Quick apply

Job details

Full-time
$20–$25 an hour

Qualifications

Equipment calibration
Heavy lifting
Preventative maintenance
Personal protective equipment (PPE) use
Greenhouse experience
System commissioning
Sanitation
Workplace safety policies
Routine maintenance inspections
Agricultural crop production record-keeping
Data entry
Cleaning
Irrigation systems
Environmental monitoring
Data collection
Commissioning phase involvement
Irrigation
Watering
Standard operating procedures (SOPs)

Full job description

Company Overview

Join our dynamic team at Medical Saints, a licensed cannabis producer committed to cultivating high-quality products in an indoor greenhouse environment. We prioritize consistency, compliance, and innovation, and we are seeking an experienced Irrigation Technician to support our cultivation operations.

Position Overview

The Senior Irrigation Technician is responsible for the day-to-day operation, monitoring, maintenance, and optimization of irrigation and fertigation systems within an indoor cannabis greenhouse cultivation environment. This position plays a critical role in ensuring plants receive consistent and accurate water and nutrient applications throughout all stages of the cultivation cycle.

The Senior Irrigation Technician will oversee irrigation equipment, water and nutrient delivery, environmental interactions, irrigation scheduling, system troubleshooting, preventative maintenance, and irrigation-related data collection. The successful candidate will have strong technical knowledge, excellent attention to detail, and the ability to identify and resolve irrigation issues before they negatively impact crop health or production. This position requires a hands-on individual who is comfortable working in a controlled agricultural environment and collaborating closely with Cultivation, Crop Care, Environmental Control, and Maintenance teams.

Key Responsibilities

- Operate, monitor, and optimize automated irrigation and fertigation systems throughout the cultivation facility.

- Develop and adjust irrigation schedules based on plant growth stage, environmental conditions, substrate moisture, and crop requirements.

- Monitor irrigation volumes, run-off, EC, pH, pressure, and system performance to ensure consistent delivery.

- Identify and resolve leaks, blockages, inconsistent flow, pressure issues, and other irrigation problems.

- Work with Cultivation leadership to optimize irrigation practices for plant health, yield, and quality.

- Perform routine inspections, cleaning, calibration, and preventative maintenance of pumps, valves, filters, injectors, tanks, sensors, controllers, lines, and emitters.

- Troubleshoot mechanical, hydraulic, electrical, and automated irrigation issues and respond quickly to system failures.

- Assist with installation, modification, and commissioning of irrigation equipment and infrastructure.

- Maintain accurate records of maintenance, repairs, calibrations, irrigation adjustments, and equipment usage.

- Maintain an organized inventory of irrigation parts and supplies.

- Monitor source water, nutrient solutions, and run-off, including pH and EC levels.

- Prepare and manage nutrient solutions according to approved cultivation recipes and procedures.

- Monitor plant and substrate response to irrigation and identify overwatering, underwatering, poor drainage, or inconsistent irrigation.

- Analyze irrigation data and trends and recommend adjustments or improvements.

- Work closely with Cultivation, Crop Care, Environmental Control, and Maintenance teams to align irrigation practices with crop requirements.

- Provide technical guidance and training to Irrigation Technicians and cultivation staff.

- Assist with developing and maintaining irrigation SOPs, schedules, and best practices.

- Help to lead irrigation-related projects and system improvements as assigned.

- Previous with with the ARGUS software

- Follow all company SOPs, health and safety requirements, sanitation procedures, and applicable Canadian cannabis regulations.

- Maintain accurate documentation and irrigation records required for production, quality, and compliance purposes.

- Ensure irrigation equipment and work areas remain clean, organized, and properly maintained.

- Properly handle and store fertilizers, cleaning agents, and other approved cultivation inputs.

Qualifications & Experience

- 3+ years of experience working with commercial irrigation, fertigation, greenhouse, hydroponic, horticultural, or controlled-environment agriculture systems.

- Previous experience in a senior, lead, or supervisory irrigation position is considered an asset.

- Experience working in a commercial cannabis cultivation environment is strongly preferred.

- Strong understanding of irrigation principles, fertigation, water management, pumps, valves, filtration, pressure regulation, and irrigation distribution systems.

- Experience with automated irrigation controllers and environmental monitoring systems.

- Knowledge of pH, EC, nutrient management, substrate moisture, and plant water requirements.

- Strong mechanical troubleshooting and problem-solving skills.

- Ability to read irrigation layouts, equipment manuals, technical documentation, and system diagrams.

- Experience performing preventative maintenance and equipment calibration.

- Strong computer and data-entry skills; experience working with cultivation or environmental monitoring software is an asset.

- Ability to work independently while also collaborating effectively with a multidisciplinary production team.

- Strong attention to detail and ability to identify small inconsistencies before they become significant crop issues.

- Ability to work in a fast-paced, production-focused environment.

Physical Requirements

- Ability to stand and walk for extended periods throughout the workday.

- Ability to lift and carry up to 50 lbs as required.

- Ability to bend, kneel, crouch, reach, and work in greenhouse/cultivation environments.

- Ability to work around water, fertilizers, cultivation equipment, and elevated temperatures/humidity.

- Ability to wear required PPE and follow all workplace safety requirements.

Working Conditions

- Work will primarily take place within an indoor cannabis greenhouse and controlled cultivation environment.

- Exposure to warm and humid growing conditions, water, irrigation equipment, fertilizers, and cultivation inputs.

- May be required to work weekends, holidays, early mornings, evenings, or participate in an on-call rotation depending on production requirements.

- The role may require occasional work outside of regular hours to respond to critical irrigation or equipment failures.

Job Type: Full-time

Pay: $20.00-$25.00 per hour

Benefits:

Company events
Dental care
Vision care

Application question(s):

What is your most relevant job experience?
Please provide your email address for further communication

Experience:

Irrigation: 3 years (preferred)
Cannabis Irrigation: 3 years (preferred)
ARGUS SOFTWARE USE: 2 years (preferred)

Location:

Beamsville, ON (preferred)

Work Location: In person

Quick apply

Refine Your Search

greenhouse technician jobs in ontario

Senior Irrigation Technician

Greenhouse Worker

Packaging & Delivery Technician

Production Technician

Nursery Staff

Landscape Technicians

Cultivation Technician

HVAC Technician

Maintenance Technician

Assistant Insectary Technician - Amherstbug ON.

Document Technician

IPM Consultant

Junior Powerhouse Technician

Native Plant Nursery and Landscape Technician

Senior IPM Technician

Maintenance Technician

Energy Manager - South Durham Region

Staff Firmware Engineer

Accounting Manager

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