Service Technologist
The Service Technologist will install, troubleshoot, and maintain Argus greenhouse climate control systems and industrial automation equipment across Ontario. Responsibilities include performing preventative maintenance, providing technical training to customers, and collaborating with engineering teams on new projects.
- On-site
- St. Catharines, ON
- Posted Aug 10, 2026
- 1 position
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Job summary
For nearly 40 years, JB Controls has been helping commercial greenhouse growers and industrial facilities improve efficiency through innovative automation, electrical, and environmental control solutions. Since 1987, we've built our reputation on exceptional customer service, technical expertise, and long-term relationships with growers across Ontario. As specialists in Argus Control Systems, electrical installations, custom automation, panel building, and greenhouse environmental controls, we're looking for an experienced Service Technologist to join our growing team. If you're passionate about greenhouse automation, enjoy solving technical challenges, and want to build a long-term career with one of Ontario's most respected automation companies, we'd love to hear from you. This posting reflects a current hiring need for our client. We use AI-assisted tools to help review resumes and identify potential candidate matches; however, all hiring decisions are made by our team and the client directly. About the Role As a Service Technologist, you will install, troubleshoot, commission, service, and support Argus greenhouse climate control systems and industrial automation equipment at customer facilities throughout Ontario. This role combines technical troubleshooting, customer support, field service, and system optimization. Every day is different—you'll work with climate computers, irrigation controls, electrical systems, automation equipment, sensors, networking, and custom control panels while helping customers keep their greenhouse operations running efficiently. What You’ll Be Doing Install, commission, configure, and service Argus greenhouse control systems. Troubleshoot software, hardware, electrical, and communication issues. Diagnose and repair greenhouse automation and environmental control systems. Program and optimize climate control systems to maximize greenhouse performance. Perform preventative maintenance on greenhouse automation equipment. Install and troubleshoot sensors, controllers, irrigation systems, and environmental monitoring equipment. Read and interpret electrical drawings, wiring diagrams, and control schematics. Build and maintain positive relationships with greenhouse customers. Document service calls, repairs, and technical findings. Provide technical training and support to customers. Collaborate with the engineering and installation teams on new projects. Participate in an on-call rotation for emergency service support. Travel throughout Ontario to support customer sites. 2-5 years of experience servicing greenhouse automation or industrial control systems Strong electrical and mechanical troubleshooting skills Experience communicating with greenhouse operators, maintenance staff, owners, growers, and operations leadership Valid G Driver's License with a clean driving record Eligible to work in Canada Willingness to travel throughout Ontario Available for occasional after-hours on-call support, including evening callouts and weekend emergency support Preferred Qualifications Diploma in Electrical, Instrumentation, Automation, Mechatronics, or Engineering Technology Experience working with Argus Control Systems Experience with greenhouse climate computers Experience with irrigation controls and environmental control systems Experience with PLCs Experience with networking and industrial communication systems Experience with Microsoft Office Technical Skills Experience with any of the following is considered an asset: Argus Control Systems Greenhouse climate computers Irrigation controls Environmental control systems Control panels Networking and industrial communication systems Microsoft Office PLCs Sensors and instrumentation 60k annually Ongoing technical training and professional development Opportunity to work with industry-leading Argus Control Systems Diverse and challenging projects Supportive, knowledgeable team environment Long-term career growth with an established company Mileage reimburesement
What you’ll do
The Service Technologist will install, troubleshoot, and maintain Argus greenhouse climate control systems and industrial automation equipment across Ontario. Responsibilities include performing preventative maintenance, providing technical training to customers, and collaborating with engineering teams on new projects.
Requirements
Candidates must have 2-5 years of experience in greenhouse automation or industrial control systems and possess strong electrical and mechanical troubleshooting skills. A valid G Driver's License and eligibility to work in Canada are required, along with the willingness to travel and participate in an on-call rotation.
Benefits
• Ongoing technical training • Professional development • Mileage reimbursement
Listed skills
- Microsoft OfficePreferred
Other relevant skills
Identified from the job description. Confirm important requirements above.
- Electrical troubleshooting
- Mechanical troubleshooting
- Argus Control Systems
- Greenhouse automation
- PLC
- Networking
- Industrial communication systems
- Irrigation controls
- Environmental control systems
- Preventative maintenance
- Control panels
- Technical training
- Customer support
- System optimization
- Reading electrical drawings
- Microsoft Office
- Industrial Automation
- Good Driving Record
- System Optimization
- Sensors
- Valid Driver's License
- Artificial Intelligence
- HVAC
- Automation
- Customer Support
- Telecommunications
- Customer Service
- Communication
- Control Panels
- Control Systems
- Electrical Systems
- Instrumentation
- Environmental Control Systems Engineering
- Environmental Monitoring
- Field Service Management
- Leadership
- Innovation
- Preventive Maintenance
- Operations
- Panel Building
- Industrial Control Systems
- Systems Controls
- Technical Training
- Troubleshooting (Problem Solving)
- Wiring Diagram
- Irrigation (Landscaping And Agriculture)
Job areas
- Engineering
- Agriculture
- Trades
- Technology
- Customer Service & Support
- Technologist
- Industrial Automation Technician
- Electrical Engineering Technicians
- Electrical and Electronic Engineering Technologists and Technicians
Additional details
- Minimum education
- Professional degree
- Minimum experience
- 2+ years
- Posting language
- English
- Working hours
- 40 hours per week
