Shape the control systems behind advanced wastewater treatment technology
Earn $60,000-$80,000, plus bonus structure, RRSP matching, and perks
Join a growing Canadian company where your technical expertise can make a lasting difference
About Waterloo Biofilter Systems Inc. Waterloo Biofilter Systems Inc. is a Canadian-owned and operated company that develops, designs, manufactures and maintains advanced onsite wastewater treatment systems for residential, commercial, communal and light industrial applications. Since its first pilot installation in 1991, the company has built a strong reputation for reliable treatment, low electricity use, long service life and dependable maintenance support. Its patented trickle filter technology treats sewage and other wastewaters by removing pollutants such as E. coli, BOD, TSS and nitrogen, helping protect natural ecosystems and water supplies. With the addition of RH2O’s moving bed biofilm reactor technology, Waterloo Biofilter can serve an even broader range of treatment needs, from single homes and cottages to restaurants, resorts, golf courses and larger high-flow operations. For people looking to build a career in a growing environmental industry, Waterloo Biofilter offers meaningful work backed by proven Canadian technology.
For more information, please visit our website: waterloo-biofilter.com
About the Opportunity Waterloo Biofilter Systems Inc. is looking for full-time Control Panel & Instrumentation Specialist based in Guelph, Ontario .
Reporting to the Head of Production, you will take ownership of the design, programming, production, documentation, and ongoing technical support of control panels and monitoring systems used in onsite wastewater treatment applications.
In this position, you will be primarily responsible for developing PLC-based and IoT-enabled control systems, coordinating panel builds and instrumentation, and troubleshooting technical issues across new and existing installations.
More specifically,



your responsibilities include but are not limited to:
Designing, developing, integrating, and testing PLC-based and IoT-enabled control systems
Programming and configuring PLCs, HMIs, IoT gateways, VFDs, sensors, and related instrumentation
Producing electrical schematics, panel layouts, wiring diagrams, BOMs, manuals, and technical documentation
Overseeing control panel and instrumentation production through internal staff and external vendors
Selecting and sourcing control panels, electrical components, sensors, drives, and related assemblies
Coordinating panel builds, component ordering, inventory records, and delivery schedules
Providing technical support to engineers, technicians, installers, contractors, and customers
Attending occasional site visits for commissioning, calibration, troubleshooting, repairs, retrofits, and upgrades
About You To qualify, you will need a degree in Electrical Engineering, a diploma in Electrical Engineering Technology , or equivalent practical experience, with 3+ years of experience in industrial automation, control panel design, instrumentation , or a related technical field.
The following skills and background will be highly valued:
Experience designing, developing, integrating, and testing PLC-based control systems
PLC & HMI programming experience using ladder logic, structured text, C/C++, or VHDL
Familiarity with platforms such as Schneider/Modicon, Unitronics, Allen-Bradley, Siemens, Mitsubishi, Omron, or Wago
Knowledge of IoT monitoring systems, connectivity, data handling, visualization, alarms, and notifications
Experience integrating VFDs, sensors, flowmeters,



IoT gateways, relays, contactors, and other motor control devices
Knowledge of analog and digital signals and protocols, including 0-5V, 4-20mA, Modbus, TCP/IP, CAN, UART, or I2C
Experience creating electrical schematics, panel layouts, wiring diagrams, I/O sheets, BOMs, and technical manuals using AutoCAD
Hands-on experience building, wiring, configuring, testing, troubleshooting, or repairing electrical and electronic equipment
Familiarity with panel shop operations, control panel production, UL508A, CSA standards, or the Canadian Electrical Code
Exposure to water, wastewater, pumping systems, process automation, or similar industrial applications
As our ideal candidate, you will be self-directed, practical, and detail-oriented, with the ability to move between design, programming, documentation, production, and hands-on troubleshooting. You will communicate technical information clearly and work well with colleagues, technicians, contractors, vendors, and customers.
You will bring positive energy, take ownership of difficult problems, and remain focused on finding the right solution for the customer. This is a diverse, hands-on position for someone who enjoys technical ownership and wants to help shape Waterloo Biofilter’s growing control and instrumentation function.
About the Benefits Compensation based on skills and experience is a competitive annual salary of $60,000-$80,000, plus a bonus program and a host of excellent perks including:
Extended health, dental, and vision coverage
Annual bonus structure
Paid vacation and personal time off
RRSP matching program
Life and long-term disability insurance & Employee Assistance Program (EAP)
Flexible work arrangements based on business needs
Company laptop and cellphone, and all required equipment
Free on-site parking
Company events, team lunches, holiday celebrations, and golf tournaments

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📌 Control Panel & Instrumentation Specialist (Ontario)
🏢 Waterloo Biofilter Systems
📍 Ontario