High-paying manufacturing jobs in Ontario
Manufacturing produces goods through labor and machinery. Workers operate equipment, monitor production, and ensure quality. Technical skills and attention to detail are vital.
The 317 manufacturing jobs listed below pay well, with salaries between $18.64 and $23.87 per hour. Machine Operator, Quality Assurance Inspector and Production Supervisor are among the most popular high-paying roles in Ontario, CA.
Job title
Updated Oct 30, 2026
Job title
Ontario, CA
California
Job openings (Ontario)
Production Supervisor
Ontario
$83,987
per year
California
$85,692
per year
Quality Assurance Inspector
Ontario
$23.87
per hour
California
$25.91
per hour
CNC Operator
Ontario
$23.06
per hour
California
$24.65
per hour
Press Operator
Ontario
$21.63
per hour
California
$23.39
per hour
Manufacturing Technician
Ontario
$21.11
per hour
California
$26.86
per hour
Machine Operator
Ontario
$21.08
per hour
California
$20.87
per hour
Fabricator
Ontario
$20.47
per hour
California
$25.14
per hour
Production Operator
Ontario
$18.64
per hour
California
$20.99
per hour
Packager
Ontario
$18.63
per hour
California
$20.53
per hour
Production Associate
Ontario
$18.50
per hour
California
$19.78
per hour
Job descriptions below are for educational purposes. Please refer to the employer's job description for complete details.
-
Production Supervisor
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Please refer to the employers job description for complete details.
Production supervisors oversee teams, manage production schedules and ensure quality standards. Ideal candidates possess leadership skills, strong problem-solving abilities and have experience in production environments.
Production Supervisor jobs take 44 days on average from job posting to starting date. Currently, 1% of job openings are part-time roles.
See jobsAverage pay
Ontario
$83,987 per yearCalifornia
$85,692 per yearSkills
- Manufacturing
- Production planning
- Supply chain
- Demand planning
- Supply chain management
-
Quality Assurance Inspector
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Please refer to the employers job description for complete details.
Quality assurance inspectors assess products for defects and ensure compliance with standards. Essential skills for this role include attention to detail, analytical thinking and experience with quality control processes.
Quality Assurance Inspector jobs take 57 days on average from job posting to starting date. Currently, 1% of job openings are part-time roles.
See jobsAverage pay
Ontario
$23.87 per hourCalifornia
$25.91 per hourSkills
- Quality management
- Quality assurance
- Quality systems
- ISO 9001
- Quality control
-
CNC Operator
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Please refer to the employers job description for complete details.
CNC operators set up and run CNC machines, producing parts to specifications. Key skills for this role include CNC programming knowledge, mechanical aptitude and attention to detail.
CNC Operator jobs take 115 days on average from job posting to starting date. Currently, 1% of job openings are part-time roles.
See jobsAverage pay
Ontario
$23.06 per hourCalifornia
$24.65 per hourSkills
- CNC
- Manufacturing
- CNC programming
- CNC lathe
- CAM programming
-
Press Operator
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Please refer to the employers job description for complete details.
Press operators operate machinery to shape materials through pressure. Key skills for this role include machine operation, a strong attention to detail and adherence to safety protocols.
Press Operator jobs take 96 days on average from job posting to starting date. Currently, 1% of job openings are part-time roles.
See jobsAverage pay
Ontario
$21.63 per hourCalifornia
$23.39 per hourSkills
- Manufacturing
- Blueprint reading
- CNC
- CNC programming
- Mechanical knowledge
-
Manufacturing Technician
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Please refer to the employers job description for complete details.
Manufacturing technicians assist in production processes, ensuring quality and safety standards are met. Key skills for this role include mechanical aptitude, attention to detail and teamwork.
Manufacturing Technician jobs take 71 days on average from job posting to starting date. Currently, 1% of job openings are part-time roles.
See jobsAverage pay
Ontario
$21.11 per hourCalifornia
$26.86 per hour -
Machine Operator
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Please refer to the employers job description for complete details.
Machine Operators set up, operate, and maintain machinery in manufacturing processes. Technical expertise, mechanical aptitude, and adherence to safety standards are crucial.
Machine Operator jobs take 71 days on average from job posting to starting date. Currently, 2% of job openings are part-time roles.
See jobsAverage pay
Ontario
$21.08 per hourCalifornia
$20.87 per hourSkills
- Manufacturing
- CNC
- Blueprint reading
- CNC programming
- Mechanical knowledge
-
Fabricator
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Please refer to the employers job description for complete details.
Fabricators interpret blueprints, assemble components and ensure the quality of finished products. Successful candidates benefit from mechanical skills, proficiency with hand tools and attention to safety.
Fabricator jobs take 96 days on average from job posting to starting date. Currently, 2% of job openings are part-time roles.
See jobsAverage pay
Ontario
$20.47 per hourCalifornia
$25.14 per hourSkills
- Manufacturing
- Quality control
- Production planning
- CNC
- Welding
-
Production Operator
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Please refer to the employers job description for complete details.
Production operators set up and operate equipment, monitoring processes for quality and efficiency. Key skills for this role include mechanical knowledge, attention to detail and teamwork.
Production Operator jobs take 50 days on average from job posting to starting date. Currently, 2% of job openings are part-time roles.
See jobsAverage pay
Ontario
$18.64 per hourCalifornia
$20.99 per hourSkills
- Manufacturing
- Quality control
- CNC
- Production planning
- Oil & gas
-
Packager
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Please refer to the employers job description for complete details.
Packagers prepare products for shipment, ensuring accurate labeling and safe packaging. Essential skills for this role include attention to detail, organization and experience in production environments.
Packager jobs take 48 days on average from job posting to starting date. Currently, 11% of job openings are part-time roles.
See jobsAverage pay
Ontario
$18.63 per hourCalifornia
$20.53 per hourSkills
- Materials handling
- Forklift
- Heavy equipment operation
- Load & unload
- Heavy lifting
-
Production Associate
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Please refer to the employers job description for complete details.
Production associates assist in manufacturing processes, ensuring efficiency and quality. Candidates should possess mechanical skills, the ability to follow instructions and a strong work ethic.
Production Associate jobs take 47 days on average from job posting to starting date. Currently, 10% of job openings are part-time roles.
See jobsAverage pay
Ontario
$18.50 per hourCalifornia
$19.78 per hour