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Assistant Operator Jobs in Ontario (NOW HIRING)

Sotera Health

Operator

Toronto, ON

Oversees the work of Process Assistant Operators Qualifications * High School Diploma or GED. * Minimum of six (6) months to one (1) year of experience working in a sterilization environment desired.

Sotera Health

Operator

Toronto, ON

Oversees the work of Process Assistant Operators Qualifications * High School Diploma or GED. * Minimum of six (6) months to one (1) year of experience working in a sterilization environment desired.

Amrize

Plant Operator Assistant

Dundas, ON · On-site

Join Amrize as a Plant Operator Assistant and help construct what's next. If you're ready to put your skills to work on projects that matter - and build a career with a company that's building North ...

Aqua Fast Flush

Operator's assistant

Hamilton, ON · On-site

CA$17 - CA$18/hr

This position will require you to enjoy driving to a different job every day. Working with positive people every day. Seeing behind the scenes of everyday food preparation and how we keep commercial ...

The Skyline Group of Companies

The Assistant Building Operator is responsible for supporting the daily operations of residential properties by completing general maintenance, cleaning and providing exceptional customer service to ...

OFNTSC

Operator in Training

Thunder Bay, ON · On-site

CA$25 - CA$28/hr

Operator-In-Training The Ontario First Nations Technical Services Corporation (OFNTSC) is a ... Responsibilities: * Assist with the operation and monitoring of water treatment and distribution ...

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Assistant Operator information

See Ontario salary details

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$16

$20

How much do assistant operator jobs pay per hour?

As of Aug 7, 2026, the average hourly pay for assistant operator in Ontario is $16.45, according to ZipRecruiter salary data. Most workers in this role earn between $14.66 and $18.03 per hour, depending on experience, location, and employer.

What are some common challenges assistant operators face during shift changes, and how can they be managed effectively?

Assistant Operators often encounter challenges during shift changes, such as incomplete handovers or miscommunication about ongoing tasks. To manage these effectively, it’s important to follow standardized handover procedures, maintain accurate and up-to-date logs, and communicate proactively with both outgoing and incoming team members. Building strong teamwork and attention to detail helps ensure a smooth transition and minimizes operational disruptions.

Which assistant operator job pays the most?

The highest-paying assistant operator roles are often found in industries such as oil and gas, manufacturing, or power generation, where specialized skills and certifications like OSHA training or technical licenses are required. Salaries can vary based on experience, location, and industry, with some positions offering higher compensation due to the complexity of equipment or hazardous environments.

What are the key skills and qualifications needed to thrive as an assistant operator, and why are they important?

To thrive as an Assistant Operator, you need a basic understanding of machinery operation, safety protocols, and often a high school diploma or equivalent. Familiarity with industrial equipment, control panels, and sometimes certifications like OSHA safety training are typically required. Attention to detail, reliability, and good teamwork skills help you excel in supporting smooth operations. These skills ensure safe, efficient production processes and help maintain workplace safety and productivity.

What is the difference between Assistant Operator vs Machine Operator?

AspectAssistant OperatorMachine Operator
CredentialsHigh school diploma, on-the-job trainingHigh school diploma, technical certification often preferred
Work EnvironmentAssists in setup, monitoring, and maintenance of machineryOperates machinery directly, responsible for production output
Industry UsageCommon in manufacturing, construction, and industrial plantsPrimarily in manufacturing, processing, and production facilities

Assistant Operators support Machine Operators by preparing equipment and monitoring processes, while Machine Operators handle the direct operation of machinery. Both roles require similar credentials and are vital in industrial settings, but Machine Operators have more responsibility for operating equipment independently.

What is an assistant operator?

Assistant Operators are entry-level professionals who support the operation of machinery or equipment in industries such as manufacturing, energy, or logistics. They work under the supervision of senior operators to help monitor processes, perform basic maintenance, and ensure safety protocols are followed. Their responsibilities may include setting up machines, loading materials, inspecting products, and reporting any issues to supervisors. Assistant Operators play a key role in maintaining efficient production and minimizing downtime. This position is often a stepping stone to more advanced operator roles.
What are the most commonly searched types of Operator jobs in Ontario? The most popular types of Operator jobs in Ontario are:
What cities in Ontario are hiring for Assistant Operator jobs? Cities in Ontario with the most Assistant Operator job openings:
Assistant Operator jobs near you
Infographic showing various Assistant Operator job openings in Ontario as of August 2026, with employment types broken down into 1% As Needed, 80% Full Time, 16% Part Time, 1% Temporary, and 2% Contract. Highlights an 98% Physical, 1% Hybrid, and 1% Remote job distribution, with an average salary of $34,207 per year, or $16.4 per hour.

Assistant Operator-Extrusion

Sealed Air Corporation

Brampton, ON

CA$26.30/hr

Full-time

Posted yesterday

New

Sealed Air rating

7.7

Company rating: 7.7 out of 10

Based on 73 frontline employees who took The Breakroom Quiz

36th of 119 rated packaging manufacturers

Job description

Sealed Air designs and delivers packaging solutions that protect essential goods transported worldwide, preserve food, enable e-commerce and digital connectivity, and help create a global supply chain that is touchless, safer, less wasteful, and more resilient. We strive to foster a caring, high-performance growth culture that will deliver consistent, sustainable profitable growth and accelerate our performance – a culture where accountability is clear and aligned, and where we reward business outcomes and impact. That culture guides everything we do, including how we partner with our customers and suppliers, how we attract and retain top talent, and how we create and deliver value to our stakeholders. In 2025, Sealed Air generated $5.4 billion in sales and has approximately 16,100 employees who serve customers in 119 countries/territories. To learn more, visit www.sealedair.com.  

Job Description

Learn all aspects of the bubble extrusion operation (plastic extrusion) and operate the bubble extruder as directed by the operator and management. The successful candidate must be willing to switch shifts in order to cover vacation, sickness, overtime or any other situation where it is deemed necessary by management. This position operates in a team environment and is required to assist others as necessary.

The successful candidate must be able to maintain the production, quality, safety and housekeeping standards.  It is mandatory that the candidate know, understand, and follow all Sealed Air’s policies that pertain to the Brampton manufacturing facility. Training will be provided.

Shift/Hours: Afternoon – 3:30 PM to 11:30 PM

Hourly Rate: $24.30 with $.70 Shift Premium – Upon successful completion of the 90-day probationary period, the hourly wage will increase to $26.30 with $.70 Shift Premium.

Essential Duties and Responsibilities 

  • Assist equipment operation to produce finished goods to production specifications. 
  • Understand and be able to safely STOP equipment during normal conditions and during an emergency. 
  • Assist in setting machine up to SOC using the appropriate conditions 
  • Use a computer system to set run conditions and adjust as necessary within SOC 
  • Perform Line start up and Line shut down 
  • Understand and safely operate extruders 
  • Follow all training documents or standard operating procedures (SOP) to safely and efficiently operate the line 
  • Ability to use production reporting systems to fulfill job functions 
  • Always safely operate quality testing equipment 
  • Understand all quality testing equipment and be able to operate and adjust as necessary to safely test film samples.

Other Requirements 

  • Assist Maintenance and Team Performance Lead in trouble shooting. 
  • Follow the production schedule as issued by production control. 
  • Maintain excellent housekeeping and recycling practices in your work area  
  • Complete all required computer and paperwork 
  • Participate in scheduled Preventative Maintenance (PM) activities 
  • Wears all required Personal Protective Equipment (PPE): Hearing protection, safety glasses, bump cap, gloves, and safety shoes.   Also wear any additional safety PPE as required.  
Qualifications
  • High school diploma or equivalent required
  • Basic computer skills
  • Strong communication skills (reading, writing, speaking, and listening)
  • Positive attitude and strong work ethic
  • Mechanically inclined
  • Reliable attendance record
  • Team player with the ability to work well with others
  • Able to follow directions from the Coex Operator
  • 1–3 years of manufacturing experience preferred
  • Extrusion experience preferred 

 Requisition id: 56036 

Relocation: No  

Sealed Air is committed to attracting, selecting, and developing talent that reflects the diversity of the communities and customers we serve. We take pride in our selection process to identify,  infuse, and grow talent to align with our culture, values, and norms. Sealed Air prioritizes talent development, fostering a culture of continuous growth and career progression. The company is committed to providing equal employment opportunities to all applicants for employment and to all employees, without regard to race, color, religion, gender identity or expression, national origin, age, protected disability, veteran status, or any other protected status in accordance with applicable federal, state and local laws. 

*Please be cautious of fraudulent recruiting efforts using the Sealed Air name or logo. Sealed Air will never request private information during the application process, such as a Driver's License or Social Security Number. If you have any concerns about information received from SEE during the application process, please reach out to us directly at globalta@sealedair.com. 

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