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Senior Machine Operator Jobs in Ontario (NOW HIRING)

Orla Mining Ltd

Mill Operator

Thunder Bay, ON · On-site

CA$100K - CA$110K/yr

Demonstrate willingness to learn to use/operate varied instruments, machines or equipment ... Candidates with 3 or more years of directly related experience may qualify for a more senior ...

Orla Mining

Mill Operator

Thunder Bay, ON · On-site

Demonstrate willingness to learn to use/operate varied instruments, machines or equipment ... Candidates with 3 or more years of directly related experience may qualify for a more senior ...

Orla Mining

Mill Operator

Thunder Bay, ON · On-site

CA$100K - CA$110K/yr

Demonstrate willingness to learn to use/operate varied instruments, machines or equipment ... Candidates with 3 or more years of directly related experience may qualify for a more senior ...

Linamar

Senior Process Engineer

Guelph, ON

Design, improve and maintain machining processes to meet and exceed customer requirements while ... Prepare and update all process and operator work instructions for assigned customers to ensure ...

Matchless Stove and chimney

Senior Millwright

Barrie, ON · On-site

$47.15/hr

Calibrate machines, adjust settings, and align components to meet production specifications ... Participate in the development and updating of maintenance Standard Operating Procedures (SOPs) and ...

ABL Employment

$30/Hour CNC Machinist

Stoney Creek, ON

CA$30/hr

Our client in Stoney Creek is hiring a CNC Horizontal Boring Mill Machinist (intermediate/senior ... operating the CNC Horizontal Boring Mill to make custom-made parts. Other duties include: - Pre ...

Future Secure AI

Operating as an enterprise company with deep relationships at C-suite with large global enterprises ... Apply machine learning and advanced analytics to power decisionmaking within autonomous AI ...

Medline

Warehouse Operator I

Guelph, ON · On-site

$19.81 - $29.71/hr

Open communication with Senior Leaders * Employee referral program * Recognition programs * Social ... Comfortable working at heights while using machinery, when required * Excellent attendance and ...

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All JobsMachine Operator JobsSenior Machine Operator JobsSenior Machine Operator Jobs in Ontario

Senior Machine Operator information

See Ontario salary details

$13

$21

$29

How much do senior machine operator jobs pay per hour?

As of Aug 13, 2026, the average hourly pay for senior machine operator in Ontario is $21.44, according to ZipRecruiter salary data. Most workers in this role earn between $17.07 and $25.00 per hour, depending on experience, location, and employer.

What is the difference between Senior Machine Operator vs Machine Operator?

AspectSenior Machine OperatorMachine Operator
CredentialsTypically requires more experience and sometimes certifications in specific machineryBasic machine operation certifications or training
Work EnvironmentOversees complex machinery, may supervise othersOperates machinery under supervision or standard procedures
ResponsibilitiesMaintains, troubleshoots, and optimizes equipment; mentors junior staffPerforms routine machine operation tasks

The main difference between a Senior Machine Operator and a Machine Operator lies in experience, responsibilities, and leadership. Senior Machine Operators handle more complex tasks, oversee equipment, and often mentor others, whereas Machine Operators focus on routine operation. Both roles require relevant certifications, but the senior position demands more expertise and experience.

What opportunities for career advancement are available to senior machine operators within manufacturing organizations?

Senior Machine Operators often have several pathways for career growth, including moving into supervisory or team lead roles, such as Production Supervisor or Shift Manager. Many organizations value the technical expertise and leadership skills developed in this position, making it possible to transition into roles that focus on process improvement, quality assurance, or training new operators. Additionally, pursuing certifications in advanced manufacturing technologies or equipment maintenance can open doors to specialized roles, such as Maintenance Technician or Process Engineer. Demonstrating initiative and strong problem-solving abilities can further increase advancement prospects within the company.

What is a senior machine operator?

Senior Machine Operators are experienced professionals responsible for operating, maintaining, and troubleshooting industrial machinery in manufacturing or production settings. They oversee machine performance, ensure safety standards are met, and may supervise junior operators. Their role often includes setting up machines, performing quality checks, and making adjustments to optimize efficiency and product quality. Senior Machine Operators typically have several years of hands-on experience and a strong understanding of mechanical systems.

What are the key skills and qualifications needed to thrive as a senior machine operator?

To thrive as a Senior Machine Operator, you need advanced mechanical aptitude, experience with manufacturing equipment, and often a high school diploma or equivalent with additional technical training. Familiarity with CNC machines, PLC systems, and safety certifications like OSHA are commonly required. Strong attention to detail, problem-solving abilities, and effective teamwork are crucial soft skills for this role. These competencies ensure efficient production, minimize errors, and maintain a safe and productive work environment.
What are the most commonly searched types of Machine Operator jobs in Ontario? The most popular types of Machine Operator jobs in Ontario are:
What are popular job titles related to Senior Machine Operator jobs in Ontario? For Senior Machine Operator jobs in Ontario, the most frequently searched job titles are:
What job categories do people searching Senior Machine Operator jobs in Ontario look for? The top searched job categories for Senior Machine Operator jobs in Ontario are:
What cities in Ontario are hiring for Senior Machine Operator jobs? Cities in Ontario with the most Senior Machine Operator job openings:
Senior Machine Operator jobs near you
Infographic showing various Senior Machine Operator job openings in Ontario as of August 2026, with employment types broken down into 43% Full Time, 55% Part Time, 1% Contract, and 1% Nights. Highlights an 99% Physical, and 1% Remote job distribution, with an average salary of $44,600 per year, or $21.4 per hour.

Mill Operator

Orla Mining Ltd

Thunder Bay, ON • On-site

CA$100K - CA$110K/yr

Full-time

Posted 24 days ago

Job description

Mill Operator

Musselwhite Mine


Are you looking to make your mark and grow your career with a company on the rise? We'd love to have you on our team!


Equinox Gold is a growth-focused gold producer headquartered in Vancouver, British Columbia, operating a diversified portfolio of high-quality, long-life mines across the Canada, United States, Mexico and Nicaragua. Guided by our core values of integrity, excellence, accountability, and teamwork, we foster a safe, inclusive, and rewarding workplace where a talented, experienced team works together to deliver reliable operations, responsible mining, and long-term value to its shareholders and host communities.


Build your career at Musselwhite - a proven, high-quality underground gold mine in Northwestern Ontario, joining our portfolio through the 2026 merger with Orla Mining. Operating since 1997, Musselwhite has produced more than six million ounces of gold and continues to deliver strong results. We're investing in modern, lower-emission equipment, tele-remote and autonomous technologies, and a structure that empowers our teams to make decisions faster. We're also proud of our long-standing First Nations partnerships, dating back to the 1992. Backed by the scale and growth ambitions of Equinox Gold, there's never been a better time to join our team.


Purpose:

Reporting to the Mill Team Leader, the Mill Operator conducts all duties that are required within their assigned circuit. The Mill Operator is also responsible of maintaining housekeeping of their assigned circuit and other circuits as required to ensure a safe work environment. Mill Operators are surrounded by hazardous substances, therefore it is crucial that they are attentive to their surroundings and report any potential hazards immediately.

Responsibilities include:

  • Safely operate and monitor areas of the gold milling process, including crushing, grinding, leaching, carbon-in-pulp (CIP), elution, electrowinning, counter-current decantation (CCD), cyanide destruction, reagent preparation and tailings management.
  • Conduct routine inspections, sampling and process adjustments to maintain safe, efficient and consistent plant performance.
  • Record, interpret and troubleshoot process data, equipment readings and sample results to optimize plant performance
  • Follow, contribute and improve the site and plant safety, environmental and operational procedures
  • Maintain a clean and organized work environment in all assigned areas
  • Participate in daily pre-start meetings, shift handovers, plant startups and shutdowns, and emergency procedures as required
  • Report any and all health and safety concerns, identify, report and address risks.
  • Follow operating procedures and comply with regulatory requirements.
  • Demonstrate willingness to learn to use/operate varied instruments, machines or equipment.
  • Perform other related operational tasks to support safe and productive mill operations.


Education and Experience:

  • Minimum Grade 12 education required
  • Minimum of 1 year of milling experience in the mining industry
  • Candidates with 3 or more years of directly related experience may qualify for a more senior operator role
  • Willingness to learn
  • Good communication skills
  • Ability to lift 50 lbs

Working Conditions

  • The schedule for this position will consist of 14 days on and 14 days off, 12 hours per day.


Compensation:

  • The base salary range for this position is CAD$100,513 - $110,820 per year, depending on skills, experience, and qualifications.
  • The Company offers a Defined Contribution Pension Plan (DCPP), including an automatic 5% employer contribution, with the option for employees to receive up to an additional 4% employer match on employee contributions.


At Equinox Gold, our commitment to teamwork means building a workforce that is as diverse as the communities in which we operate. We are committed to an accessible and inclusive recruitment process and welcome applications from all qualified candidates.

Apply