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Main Line Operator Jobs in Portland, OR (NOW HIRING)

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Main Line Operator information

See Portland, OR salary details

$12

$19

$24

How much do main line operator jobs pay per hour?

As of Sep 11, 2026, the average hourly pay for main line operator in Portland, OR is $19.22, according to ZipRecruiter salary data. Most workers in this role earn between $17.07 and $20.91 per hour, depending on experience, location, and employer.

What is a main line operator?

Main Line Operators are professionals responsible for overseeing and operating the primary production or assembly lines in manufacturing facilities. They ensure that the main production processes run smoothly, efficiently, and safely by monitoring equipment, troubleshooting issues, and maintaining quality standards. Main Line Operators may also supervise line workers, report on production output, and perform routine maintenance or adjustments to machinery. Their role is crucial in meeting production targets and maintaining the overall workflow of the facility.

What are the key skills and qualifications needed to thrive as a main line operator?

To thrive as a Main Line Operator, you need a solid understanding of manufacturing processes, machinery operation, and safety protocols, typically supported by a high school diploma or equivalent. Familiarity with industrial control systems, production monitoring software, and compliance with OSHA standards is often required. Attention to detail, strong problem-solving abilities, and effective teamwork are valuable soft skills in this role. These skills are crucial for maintaining production efficiency, ensuring equipment safety, and minimizing downtime in a manufacturing environment.

What are some common challenges faced by main line operators and how can they be addressed?

Main Line Operators often encounter challenges such as maintaining consistent production flow, troubleshooting machinery issues, and minimizing downtime. Balancing speed with quality control requires attention to detail and quick problem-solving skills. Effective communication with maintenance teams and supervisors is crucial for addressing equipment malfunctions promptly. Regular training and familiarity with standard operating procedures can help operators stay efficient and adapt to changes in production requirements.

What is the difference between Main Line Operator vs Pump Operator?

AspectMain Line OperatorPump Operator
CredentialsHigh school diploma, safety training, sometimes certificationsHigh school diploma, safety training, often similar certifications
Work EnvironmentRefineries, pipelines, chemical plantsRefineries, water treatment, industrial facilities
Industry UsageOil & gas, petrochemicalOil & gas, water, wastewater

The Main Line Operator and Pump Operator roles share similar credentials and work environments, often within the oil, gas, and chemical industries. While Main Line Operators focus on overseeing pipeline operations and ensuring safety, Pump Operators primarily manage pump systems for fluid transfer. Both roles require safety training and certifications, but their specific responsibilities differ based on the equipment they operate and the processes they support.

Main Line Operator jobs near you
Infographic showing various Main Line Operator job openings in Portland, OR as of August 2026, with employment types broken down into 82% Full Time, and 18% Contract. Highlights an 82% In-person, and 18% Remote job distribution, with an average salary of $39,978 per year, or $19.2 per hour.

Conveyor Millwright Mechanic

Vancouver, WA • On-site

Waste Connections
See more jobs at Waste Connectionsexternal

$32 - $35/hr

Full-time

Medical, Dental, Vision, Life, Retirement

This job post has expired today. Applications are no longer accepted.

Waste Connections rating

7.4

Company rating: 7.4 out of 10

Based on 267 frontline employees who took The Breakroom Quiz

Job description

Waste Connections is looking to hire an experienced Millwright Maintenance Mechanic to join the Transfer Station team in Vancouver, Washington. Previous waste experience would be a huge plus!
Hours for this position will be Sunday through Thursday 10:00pm to 6:30am. Pay Range will be $32-35/hr depending on experience.
Job Details
  • Performs repairs and assigned preventive maintenance services on a variety of Heavy Equipment, sorter Line Repair, welding, and Yellow Iron repair.
  • Conducts safety checks and periodic inspections on vehicles and equipment.
  • Reviews, completes or assigns repairs identified on Operator Vehicle Inspection Reports.
  • Performs maintenance related work as required.
  • Maintains a clean, safe work area in compliance with corporate and OSHA standards.
  • Performs all work in accordance with established safety procedures.
  • Ability to effectively communicate needed repairs or tasks
  • Mostly working on the sort line. Doing Preventative Maintenance work, repairs and adjustments. There is occasionally work that needs to be done on the yellow iron. But the main focus of that shift is the sort line.
  • Tracking conveyor belts, Changing bearings, changing head and tail pulleys, installing new belts, cutting out old slider bed pans and fabricating and welding in new slider bed pans, daily greasing and inspections

Requirements:
  • Minimum 1-3 years' experience in heavy equipment maintenance and repair.
  • ASE Certifications or equivalent Welding qualified preferred, not required
  • Safety Minded and motivated; ability to work independently or alongside others
  • Knowledge of yellow iron/Heavy Equipment is required.
  • Must be able to lift 75lbs
  • Own and provide personal tools.
  • Proficiency in Millwright and equipment diagnosis and repair.
  • Ability to read and comprehend service and technical information.
  • High School or GED is required.
  • Safety Sensitive: Yes

To be considered for any of our current openings, you must complete an application at www.careers.wasteconnections.com. Once you select your position of interest, you will find application information and additional instructions.
We offer excellent benefits, including medical, dental, and vision insurance, a flexible spending account, long-term and short-term disability insurance, life insurance, a 401 (k) retirement plan, and unlimited opportunities to "Connect with Your Future."
A link to our benefits overview can be found here: https://careers.wasteconnections.com/us/en/benefits
Waste Connections is an equal-opportunity employer. All qualified applicants will receive consideration for employment without regard to disability or protected veteran status.

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