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Oil Refinery Operator Trainee Jobs in Wisconsin (NOW HIRING)

Operator Terminal Sr

Kimberly, WI · On-site

$14.90 - $34.62/hr

$5,000 Sign on Bonus Safety-Kleen in Kimberly, WI is looking for a Sr. Terminal Operator to join ... We collect over 200 million gallons of used motor oil each year and we have the largest re-refinery ...

Operator Terminal Sr

Sherwood, WI · On-site

$14.90 - $34.62/hr

$5,000 Sign on Bonus Safety-Kleen in Kimberly, WI is looking for a Sr. Terminal Operator to join ... We collect over 200 million gallons of used motor oil each year and we have the largest re-refinery ...

Operator Terminal Sr

Little Chute, WI · On-site

$14.90 - $34.62/hr

$5,000 Sign on Bonus Safety-Kleen in Kimberly, WI is looking for a Sr. Terminal Operator to join ... We collect over 200 million gallons of used motor oil each year and we have the largest re-refinery ...

Operator Terminal Sr

De Pere, WI · On-site

$14.90 - $34.62/hr

$5,000 Sign on Bonus Safety-Kleen in Kimberly, WI is looking for a Sr. Terminal Operator to join ... We collect over 200 million gallons of used motor oil each year and we have the largest re-refinery ...

Operator Terminal Sr

Kimberly, WI · On-site

$22 - $24/hr

$5,000 Sign on Bonus Safety-Kleen in Kimberly, WI is looking for a Sr. Terminal Operator to join ... We collect over 200 million gallons of used motor oil each year and we have the largest re-refinery ...

Operator Terminal Sr

Forest Junction, WI · On-site

$14.90 - $34.62/hr

$5,000 Sign on Bonus Safety-Kleen in Kimberly, WI is looking for a Sr. Terminal Operator to join ... We collect over 200 million gallons of used motor oil each year and we have the largest re-refinery ...

Operator Terminal Sr

Wrightstown, WI · On-site

$14.90 - $34.62/hr

$5,000 Sign on Bonus Safety-Kleen in Kimberly, WI is looking for a Sr. Terminal Operator to join ... We collect over 200 million gallons of used motor oil each year and we have the largest re-refinery ...

Operator Terminal Sr

Greenleaf, WI · On-site

$14.90 - $34.62/hr

$5,000 Sign on Bonus Safety-Kleen in Kimberly, WI is looking for a Sr. Terminal Operator to join ... We collect over 200 million gallons of used motor oil each year and we have the largest re-refinery ...

Operator Terminal Sr

Neenah, WI · On-site

$14.90 - $34.62/hr

$5,000 Sign on Bonus Safety-Kleen in Kimberly, WI is looking for a Sr. Terminal Operator to join ... We collect over 200 million gallons of used motor oil each year and we have the largest re-refinery ...

Operator Terminal Sr

Appleton, WI · On-site

$14.90 - $34.62/hr

$5,000 Sign on Bonus Safety-Kleen in Kimberly, WI is looking for a Sr. Terminal Operator to join ... We collect over 200 million gallons of used motor oil each year and we have the largest re-refinery ...

Operator Terminal Sr

Freedom, WI · On-site

$14.90 - $34.62/hr

$5,000 Sign on Bonus Safety-Kleen in Kimberly, WI is looking for a Sr. Terminal Operator to join ... We collect over 200 million gallons of used motor oil each year and we have the largest re-refinery ...

Operator Terminal Sr

Greenville, WI · On-site

$14.90 - $34.62/hr

$5,000 Sign on Bonus Safety-Kleen in Kimberly, WI is looking for a Sr. Terminal Operator to join ... We collect over 200 million gallons of used motor oil each year and we have the largest re-refinery ...

Operator Terminal Sr

Menasha, WI · On-site

$14.90 - $34.62/hr

$5,000 Sign on Bonus Safety-Kleen in Kimberly, WI is looking for a Sr. Terminal Operator to join ... We collect over 200 million gallons of used motor oil each year and we have the largest re-refinery ...

Operator Terminal Sr

Hilbert, WI · On-site

$14.90 - $34.62/hr

$5,000 Sign on Bonus Safety-Kleen in Kimberly, WI is looking for a Sr. Terminal Operator to join ... We collect over 200 million gallons of used motor oil each year and we have the largest re-refinery ...

Operator Terminal Sr

Appleton, WI · On-site

$14.90 - $34.62/hr

$5,000 Sign on Bonus Safety-Kleen in Kimberly, WI is looking for a Sr. Terminal Operator to join ... We collect over 200 million gallons of used motor oil each year and we have the largest re-refinery ...

Operator Terminal Sr

Combined Locks, WI · On-site

$14.90 - $34.62/hr

$5,000 Sign on Bonus Safety-Kleen in Kimberly, WI is looking for a Sr. Terminal Operator to join ... We collect over 200 million gallons of used motor oil each year and we have the largest re-refinery ...

Operator Terminal Sr

Kaukauna, WI · On-site

$14.90 - $34.62/hr

$5,000 Sign on Bonus Safety-Kleen in Kimberly, WI is looking for a Sr. Terminal Operator to join ... We collect over 200 million gallons of used motor oil each year and we have the largest re-refinery ...

Operator Terminal Sr

Kimberly, WI · On-site

$22 - $24/hr

$5,000 Sign on Bonus Safety-Kleen in Kimberly, WI is looking for a Sr. Terminal Operator to join ... We collect over 200 million gallons of used motor oil each year and we have the largest re-refinery ...

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Showing results 1-20

Oil Refinery Operator Trainee information

See Wisconsin salary details

$25.7K

$43.9K

$64.1K

How much do oil refinery operator trainee jobs pay per year?

As of Aug 9, 2026, the average yearly pay for oil refinery operator trainee in Wisconsin is $43,938.00, according to ZipRecruiter salary data. Most workers in this role earn between $33,300.00 and $51,500.00 per year, depending on experience, location, and employer.

What skills and qualifications are needed to thrive as an oil refinery operator trainee?

To thrive as an Oil Refinery Operator Trainee, you need a basic understanding of industrial operations, strong analytical skills, and a high school diploma or equivalent, with some employers preferring technical certifications. Familiarity with process control systems, safety protocols, and specialized equipment such as Distributed Control Systems (DCS) is beneficial. Attention to detail, effective communication, and the ability to work collaboratively in a team setting are valuable soft skills for this role. These skills and qualities are essential to ensure safe, efficient, and compliant operations within a complex refinery environment.

What does an oil refinery operator trainee do?

As an Oil Refinery Operator Trainee, your typical day involves closely monitoring equipment, conducting routine inspections, and assisting experienced operators to ensure the safe and efficient processing of crude oil. You'll spend time learning how to operate control panels, respond to alarms, and follow detailed safety protocols. Most trainees rotate through different shifts and work as part of a team, gaining exposure to various units within the refinery. This hands-on experience prepares you for more advanced responsibilities and offers a solid foundation for growth within the refinery operations field.

What is an oil refinery operator trainee?

An Oil Refinery Operator Trainee is an entry-level position where individuals learn to monitor and control refinery processes that convert crude oil into usable products like gasoline and diesel. Trainees work under experienced operators to understand equipment operation, safety procedures, and regulatory compliance. The role involves adjusting controls, troubleshooting issues, and maintaining efficiency in refinery units. It requires attention to detail, strong problem-solving skills, and a commitment to safety. Over time, trainees gain the experience needed to become full-fledged refinery operators.

What are popular job titles related to Oil Refinery Operator Trainee jobs in Wisconsin? For Oil Refinery Operator Trainee jobs in Wisconsin, the most frequently searched job titles are:
What job categories do people searching Oil Refinery Operator Trainee jobs in Wisconsin look for? The top searched job categories for Oil Refinery Operator Trainee jobs in Wisconsin are:
What cities in Wisconsin are hiring for Oil Refinery Operator Trainee jobs? Cities in Wisconsin with the most Oil Refinery Operator Trainee job openings:
Infographic showing various Oil Refinery Operator Trainee job openings in Wisconsin as of June 2026, with employment types broken down into 75% Full Time, 21% Part Time, and 4% Contract. Highlights an 97% Physical, 2% Hybrid, and 1% Remote job distribution, with an average salary of $43,938 per year, or $21.1 per hour.

Operator Terminal Sr

Safety-Kleen

Kimberly, WI • On-site

$14.90 - $34.62/hr

Full-time

Medical, Retirement, PTO

Re-posted 16 days ago


Safety-Kleen rating

7.6

Company rating: 7.6 out of 10

Based on 45 frontline employees who took The Breakroom Quiz

23rd of 90 rated recycling and waste


Job description

$5,000 Sign on Bonus

Safety-Kleen in Kimberly, WI is looking for a Sr. Terminal Operator to join their team. This role will be responsible for completing all assigned warehouse duties in a safe and responsible manner. 

Why work for Safety-Kleen?

  • Health and Safety is our #1 priority, and we live it 3-6-5!
  • Competitive wages; $22-$24 an hour based on experience
  • Comprehensive health benefits coverage after 30 days of full-time employment.
  • Group 401K with company matching component.
  • Own part of the company with our Employee Stock Purchase Plan
  • Generous paid time off, company paid training and tuition reimbursement.
  • Positive and safe work environments.
  • Opportunities for growth and development for all the stages of your career.

RESPONSIBILITIES

Key Responsibilities:

  • Loading and unloading tankers.
  • Maintaining Tank farm inventories.
  • Moving trucks around yard.
  • Testing oil samples that come in the door.
  •  Help with cleaning the tank farm, warehouse, and yard.

QUALIFICATIONS

Qualifications

What does it take to work for Safety-Kleen?

  • HS Diploma or equivalent required.
  • Ability to drive trucks within facility.
  • Forklift skills preferred (Not Required).
  • Tank Farm experience preferred (Not Required).

Safety-Kleen, a Clean Harbors company, has a commitment to excellence deeply rooted in a strong sense of tradition. Our entire business model revolves around keeping North American businesses green. We generate more than $1.2 billion in annual revenue as a world-class environmental service organization and market leader in industrial hazardous waste management, parts-cleaning technology, and oil re-refining. We collect over 200 million gallons of used motor oil each year and we have the largest re-refinery capacity in North America allowing us to re-refine more than 150 million gallons each year.

Every day, we help our customers resolve their waste management needs and reduce their carbon footprint. PROTECTION. CHOICES. PEOPLE. MAKE GREEN WORK.™

Clean Harbors is an equal opportunity employer.

Clean Harbors is committed to providing access, equal opportunity and reasonable accommodation for individuals with disabilities in employment, its services, programs, and activities. To request reasonable accommodation, contact ect@cleanharbors.com or 1-844-922-5547.

Clean Harbors and its subsidiaries are a Military & Veteran friendly company.

Please be advised that Artificial Intelligence (AI) tools may be used to support certain stages of the recruitment process but are not used as a replacement for human decision making.  

Clean Harbors is committed to complying with applicable pay transparency laws and ensuring fair and equitable compensation. The posted salary range reflects the minimum and maximum target for this role. Final compensation may vary based on factors such as location, experience, skills, and business needs. In addition to the base salary, some roles may be eligible for bonus or incentive compensation and a comprehensive benefits package.

*SK

#LI-DP2


What Safety-Kleen employees say

Pay

Benefits

Hours and flexibility

Workplace

Get the full story on Breakroom


Safety-Kleen logo

About Safety-Kleen

Sourced by ZipRecruiter

Safety-Kleen System is a world-class environmental service organization and market leader in industrial hazardous waste management, parts-cleaning technology, and oil re-refining. Our entire business model revolves around keeping North American businesses green. Come help us save the world!

Industry

Environmental consulting services

Company size

5,001 - 10,000 Employees

Headquarters location

Richardson, TX, US

Year founded

1984

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