As a Mechanical Engineer at a Marathon refinery, you can expect to become familiar with industry codes and best practices, build critical thinking skills, and gain an understanding of how all ...
As a Mechanical Engineer at a Marathon refinery, you can expect to become familiar with industry codes and best practices, build critical thinking skills, and gain an understanding of how all ...
Intern/Co-op - Refining Mechanical Engineer (Fall 2026)
Saint Paul, MN · On-site
$32.31/hr
As a Mechanical Engineer at a Marathon refinery, you can expect to become familiar with industry codes and best practices, build critical thinking skills, and gain an understanding of how all ...
Intern/Co-op - Refining Mechanical Engineer (Fall 2026)
Saint Paul, MN · On-site
$32.31/hr
As a Mechanical Engineer at a Marathon refinery, you can expect to become familiar with industry codes and best practices, build critical thinking skills, and gain an understanding of how all ...
As a Chemical Engineer at a Marathon refinery, you can expect to become familiar with process equipment fundamentals and best practices, build critical thinking skills, and gain an understanding of ...
As a Chemical Engineer at a Marathon refinery, you can expect to become familiar with process equipment fundamentals and best practices, build critical thinking skills, and gain an understanding of ...
Refining Chemical Engineering Intern/Co-op Spring 2027
Saint Paul, MN · On-site
$17 - $22/hr
As a Chemical Engineer at a Marathon refinery, you can expect to become familiar with process equipment fundamentals and best practices, build critical thinking skills, and gain an understanding of ...
Refining Chemical Engineering Intern/Co-op Spring 2027
Saint Paul, MN · On-site
$17 - $22/hr
As a Chemical Engineer at a Marathon refinery, you can expect to become familiar with process equipment fundamentals and best practices, build critical thinking skills, and gain an understanding of ...
Intern/Co-op - Refining Electrical Engineering (Fall 2026)
Saint Paul, MN · On-site
$32.31/hr
As an Electrical Engineer at a Marathon refinery, you can expect to become familiar with industry codes and best practices, build critical thinking skills, and gain an understanding of how all ...
Intern/Co-op - Refining Electrical Engineering (Fall 2026)
Saint Paul, MN · On-site
$32.31/hr
As an Electrical Engineer at a Marathon refinery, you can expect to become familiar with industry codes and best practices, build critical thinking skills, and gain an understanding of how all ...
As an Electrical Engineer at a Marathon refinery, you can expect to become familiar with industry codes and best practices, build critical thinking skills, and gain an understanding of how all ...
As an Electrical Engineer at a Marathon refinery, you can expect to become familiar with industry codes and best practices, build critical thinking skills, and gain an understanding of how all ...
Planning & Optimization Engineer II/III
$106K - $184K/yr
... Engineer supporting the St ... Paul Park Refinery. This role reports through the VCO North Region to the Refining Economics ...
Planning & Optimization Engineer II/III
$106K - $184K/yr
... Engineer supporting the St ... Paul Park Refinery. This role reports through the VCO North Region to the Refining Economics ...
Planning & Optimization Engineer II/III
Saint Paul Park, MN · On-site
$106K - $184K/yr
... Engineer supporting the St ... Paul Park Refinery. This role reports through the VCO North Region to the Refining Economics ...
Planning & Optimization Engineer II/III
Saint Paul Park, MN · On-site
$106K - $184K/yr
... Engineer supporting the St ... Paul Park Refinery. This role reports through the VCO North Region to the Refining Economics ...
Lead Master Controls Engineer - Building Automation Systems
Saint Paul, MN · On-site
$101K - $134K/yr
They are expected to provide technical leadership for team members, contribute to the design and development of projects, and seek to refine engineering processes to ensure product quality is ...
Lead Master Controls Engineer - Building Automation Systems
Saint Paul, MN · On-site
$101K - $134K/yr
They are expected to provide technical leadership for team members, contribute to the design and development of projects, and seek to refine engineering processes to ensure product quality is ...
They are expected to provide technical leadership for team members, contribute to the design and development of projects, and seek to refine engineering processes to ensure product quality is ...
They are expected to provide technical leadership for team members, contribute to the design and development of projects, and seek to refine engineering processes to ensure product quality is ...
Planning & Optimization Engineer III/Senior Planning & Optimization Engineer
Saint Paul, MN · On-site
$122K - $212K/yr
Demonstrates an advanced understanding of refinery operations, economics, and market dynamics ... Bachelor's degree in Engineering required. * Four (4) years of relevant experience required.
Planning & Optimization Engineer III/Senior Planning & Optimization Engineer
Saint Paul, MN · On-site
$122K - $212K/yr
Demonstrates an advanced understanding of refinery operations, economics, and market dynamics ... Bachelor's degree in Engineering required. * Four (4) years of relevant experience required.
Systems Engineer
Eagan, MN · Remote
Lead Systems Engineer - Agile Team Systems Engineering Leidos is seeking Lead Systems Engineers to ... Collaborate with Product Owners and development teams to refine backlog items, clarify system ...
Systems Engineer
Eagan, MN · Remote
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Rochester, MN · On-site
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Medical Engineer
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Reliability Engineer
$80K - $95K/yr
We are seeking a Reliability Engineer to support safe, reliable, and efficient manufacturing ... Experience in chemical, petrochemical, refinery, or heavy industrial manufacturing environments ...
Reliability Engineer
$80K - $95K/yr
We are seeking a Reliability Engineer to support safe, reliable, and efficient manufacturing ... Experience in chemical, petrochemical, refinery, or heavy industrial manufacturing environments ...
Senior Systems Engineer
Eagan, MN · Remote
$106K - $145K/yr
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Senior Systems Engineer
Eagan, MN · Remote
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Reliability Engineer
Chaska, MN · On-site
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Reliability Engineer
Chaska, MN · On-site
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Collaborate with Product Owners and development teams to refine backlog items, clarify system ... Coordinate with software engineering, test, cybersecurity, and DevSecOps teams to ensure system ...
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Senior Systems Engineer with Security Clearance
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... refine the SRC Rooftop Model Take-Off Process in support of the Sales Personnel. • Assist in Engineering and Sales Process Improvement within CRM system. • Create, enhance and improve company ...
... refine the SRC Rooftop Model Take-Off Process in support of the Sales Personnel. • Assist in Engineering and Sales Process Improvement within CRM system. • Create, enhance and improve company ...
Terminal Operator, Compliance Specialist, Refinery Inspection Engineer. About Our Organization: The U.S. Army is wealth of possibilities for your future - whether you are looking to build a ...
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Refining Engineer information
See Minnesota salary details
$27.2K - $39.8K
8% of jobs
$39.8K - $52.5K
15% of jobs
$56K is the 25th percentile. Wages below this are outliers.
$52.5K - $65.1K
9% of jobs
$65.1K - $77.7K
9% of jobs
The median wage is $87K / yr.
$77.7K - $90.4K
14% of jobs
$90.4K - $103K
11% of jobs
$113.3K is the 75th percentile. Wages above this are outliers.
$103K - $115.6K
13% of jobs
$115.6K - $128.3K
9% of jobs
$128.3K - $140.9K
6% of jobs
$140.9K - $153.5K
4% of jobs
$153.5K - $166.1K
3% of jobs
$27.2K
$91.8K
$166.1K
How much do refining engineer jobs pay per year?
What are the key skills and qualifications needed to thrive as a Refining Engineer, and why are they important?
What does a refining engineer do?
Can you make $200,000 a year as a mechanical engineer?
What engineers make $300,000 a year?
What is the difference between Refining Engineer vs Process Engineer?
| Aspect | Refining Engineer | Process Engineer |
|---|---|---|
| Credentials | Bachelor's in Chemical, Petroleum, or Mechanical Engineering; Professional Engineer (PE) license often preferred | Bachelor's in Chemical, Mechanical, or Industrial Engineering; certifications like Six Sigma are common |
| Work Environment | Oil refineries, petrochemical plants, energy sectors | Manufacturing plants, chemical processing facilities, industrial settings |
| Industry Usage | Primarily in oil and gas refining industry | Broader across manufacturing and chemical industries |
Refining Engineers focus specifically on oil and gas refining processes, optimizing operations and safety. Process Engineers have a broader role across various manufacturing sectors, designing and improving production processes. While both roles require similar technical credentials and work in industrial environments, Refining Engineers specialize in the petroleum industry, whereas Process Engineers work across multiple industries.
What are Refining Engineers?
What are some typical challenges a Refining Engineer faces when optimizing refinery processes?

Intern/Co-op - Refining Mechanical Engineer (Spring 2027)
Saint Paul, MN
$32.92/hr
Full-time
Medical, Dental, Vision, Retirement, PTO
Re-posted 12 days ago
Marathon Petroleum rating
6.3
Based on 202 frontline employees who took The Breakroom Quiz
65th of 86 rated oil and gas companies
Job description
At MPC, we're committed to being a great place to work - one that welcomes new ideas, encourages diverse perspectives, develops our people, and fosters a collaborative team environment.
Responsibilities:
As a Mechanical Engineer at a Marathon refinery, you can expect to become familiar with industry codes and best practices, build critical thinking skills, and gain an understanding of how all engineering disciplines work together as a cohesive team. You will also gain knowledge of various aspects of a refinery by working with a team of professionals who run a specific portion of the refining process. Most often, Mechanical Engineers will have an opportunity to work on more than one area of the refinery, leading to a broad understanding of how the plant operates. Finally, you will have the opportunity to expand your written and verbal presentation skills in a professional work environment.
The majority of Mechanical Engineering co-ops and interns enter into the following positions:
Area Refining Engineer/Project Engineersdevelop and use project management skills to create project scopes, estimates, and schedules. Once a project is developed and approved, you, as the project manager, will oversee the design effort and assist in the construction process. MPC will provide training and educational opportunities to help you develop your knowledge of other engineering disciplines. We are committed to developing engineers into professional project managers who can successfully manage projects of all sizes.
Reliability Engineerssupport the refinery's Maintenance Department through design and development of equipment related improvements. Such improvements include root cause failure analysis, optimization of maintenance programs in rotating equipment (pumps, compressors, etc.), and troubleshooting fixed equipment (refinery pressure vessels, heat exchangers, piping systems, etc.). Reliability Engineers will also be continuously challenged to find new technology in design, materials and repair methods to achieve refinery goals of longer running times at lower costs.
Qualifications:
- Candidates must be majoring in Mechanical Engineering or Civil Engineering
- Strong academic performance
- Candidates must be authorized to work in the US on a full-time indefinite basis without the need for employment visa sponsorship now or in the future.
- Positions are available spring, summer, and fall semesters
- Availability for multiple work terms is preferred
- A valid driver's license is required
- Concurrent enrollment in a degree seeking program
- Military experience a plus
- MIN - $32.92 per hour / MAX - $41.67 per hour
Learn more about Marathon Petroleum's benefits at www.mympcbenefits.com
As an energy industry leader, our career opportunities fuel personal and professional growth.
Location:
Findlay, OhioJob Requisition ID:
00020137Pay Min/Max:
$0.00 - $999.99 HourlyGrade:
HRLY1Location Address:
539 S Main StAdditional locations:
Anacortes, Washington, Canton, Ohio, Catlettsburg, Kentucky, Detroit, Michigan, El Paso, Texas, Garyville, Louisiana, Kenai, Alaska, Mandan, North Dakota, Martinez CA Refinery, Robinson, Illinois, Salt Lake City, Utah, St Paul Park, Minnesota, Texas City, Texas, Wilmington, CaliforniaEducation:
High School (Required)Employee Group:
Part timeEmployee Subgroup:
InternMarathon Petroleum Company LP is an Equal Opportunity Employer and gives consideration for employment to qualified applicants without discrimination on the basis of race, color, religion, creed, sex, gender (including pregnancy, childbirth, breastfeeding or related medical conditions), sexual orientation, gender identity, gender expression, reproductive health decision-making, age, mental or physical disability, medical condition or AIDS/HIV status, ancestry, national origin, genetic information, military, veteran status, marital status, citizenship or any other status protected by applicable federal, state, or local laws. If you would like more information about your EEO rights as an applicant, click here.
If you need a reasonable accommodation for any part of the application process at Marathon Petroleum LP, please contact our Human Resources Department at talentacquisition@marathonpetroleum.com. Please specify the reasonable accommodation you are requesting, along with the job posting number in which you may be interested. A Human Resources representative will review your request and contact you to discuss a reasonable accommodation. Marathon Petroleum offers a total rewards program which includes, but is not limited to, access to health, vision, and dental insurance, paid time off, 401k matching program, paid parental leave, and educational reimbursement. Detailed benefit information is available atmympcbenefits.com. The hired candidate will also be eligible for a discretionary company-sponsored annual bonus program.
Equal Opportunity Employer: Veteran / Disability
We will consider all qualified Applicants for employment, including those with arrest or conviction records, in a manner consistent with the requirements of applicable state and local laws. In reviewing criminal history in connection with a conditional offer of employment, Marathon will consider the key responsibilities of the role.
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About Marathon Petroleum
Sourced by ZipRecruiter
Marathon Petroleum Corporation, headquartered in Findlay, Ohio, US, is a leading independent petroleum refining, marketing, and transportation company. Their official website can be found at marathonpetroleum.com. The company, part of the energy sector, was established in 1887, making it one of the oldest petroleum companies in the US. It operates an integrated refining, marketing and transportation system concentrated primarily in the Midwest, Northeast, East Coast, Southeast and Gulf Coast of the United States. This includes refineries, pipelines, and terminals that process and transport crude oil and refined products.
Industry
Oil and gas extraction
Company size
10,000+ Employees
Headquarters location
Findlay, OH, US
Year founded
1887