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Process Engineering Jobs in Montana (NOW HIRING)

Eichleay, Inc

Process Engineers

Billings, MT

At Eichleay, our Process Engineering team specializes in delivering innovative, safe, and optimized process solutions for complex facilities, including brownfield retrofit/expansion projects and new ...

Designs for Health

Process Engineer

Arlee, MT

Bachelor's degree in Engineering (Process, Industrial, Mechanical, or related discipline) * 3-5 years of hands-on experience in process engineering within a manufacturing or FDA-regulated environment

Par Pacific

Refining Process Engineer

Billings, MT · On-site

Reporting to the Process Engineering Supervisor, you will be responsible for providing technical support to ensure safe, reliable, and profitable operation of the assigned units. Key activities ...

Par Pacific

Refining Process Engineer

Billings, MT · On-site

$102K - $132K/yr

Reporting to the Process Engineering Supervisor, you will be responsible for providing technical support to ensure safe, reliable, and profitable operation of the assigned units. Key activities ...

Griffin Global Systems

Process Engineer

Butte, MT

Bachelor's degree in Chemical Engineering, Chemistry, Materials Science, or a closely related discipline. A Master's degree is highly valued. * 3-7 years of relevant industry experience. * Hands-on ...

Kosmos

Sr Process Engineer

Billings, MT

$100K - $150K/yr

S. in Engineering, and a minimum of 2 years experience. Research and development work will include batch, continuous-batch and continuous processes. The candidate should be familiar with various ...

Lonmin

Process Control Engineer

Columbus, MT · On-site

Detail, Design and engineering of C & I system for implementation in area of responsibility. * Advanced in-depth knowledge and experience in PLC, HMI DCS process control systems as well as ...

Sibanye Stillwater

Process Control Engineer

Columbus, MT · On-site

$80K - $100K/yr

Detail, Design and engineering of C & I system for implementation in area of responsibility. * Advanced in-depth knowledge and experience in PLC, HMI DCS process control systems as well as ...

Lonmin

Process Control Engineer

Columbus, MT · On-site

Process Control Engineer Location: Columbus, MT Site - Stillwater Mine & East Boulder Mine Schedule ... Degree in engineering (BS Electrical Engineering or Instrumentation) or equivalent controls ...

Weyerhauser Co

Process Control Engineer

Columbia Falls, MT · On-site

$98K - $148K/yr

Weyerhaeuser Company is seeking a Process Control/Automation Engineer for our Columbia Falls MDF ... Bachelor's Degree in Engineering field preferred * Minimum of five (5) years of experience in PLC ...

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All JobsProcess Engineering JobsProcess Engineering Jobs in Montana

Process Engineering information

See Montana salary details

$45.4K

$84.5K

$130.8K

How much do process engineering jobs pay per year?

As of Jun 26, 2026, the average yearly pay for process engineering in Montana is $84,458.00, according to ZipRecruiter salary data. Most workers in this role earn between $68,400.00 and $94,500.00 per year, depending on experience, location, and employer.

What is process engineering?

Process engineering is a field of engineering focused on designing, implementing, controlling, and optimizing industrial processes, particularly in manufacturing and chemical production. Process engineers work to develop efficient systems for transforming raw materials into finished products, ensuring safety, quality, and cost-effectiveness. They apply principles from chemistry, physics, and mathematics to solve production problems and improve processes. Process engineering is essential in industries such as oil and gas, pharmaceuticals, food and beverage, and energy.

What is the difference between Process Engineering vs Chemical Engineering?

AspectProcess EngineeringChemical Engineering
Required CredentialsBachelor's in Chemical, Mechanical, or Industrial Engineering; often certifications like Six SigmaBachelor's or higher in Chemical Engineering; professional engineer (PE) license may be preferred
Work EnvironmentManufacturing plants, process facilities, industrial settingsResearch labs, chemical plants, design offices
Industry UsageFocuses on optimizing manufacturing processes and production efficiencyDesigns chemical processes, develops new chemicals, and research

Process Engineering primarily concentrates on improving and maintaining manufacturing processes within industrial settings, while Chemical Engineering involves designing chemical processes and developing new chemical products. Both roles require similar educational backgrounds and often overlap in industry applications, but their core focus areas differ.

How much is the salary of a process engineer?

The average salary of a process engineer varies by location and experience but typically ranges from $70,000 to $110,000 annually in many regions. Entry-level positions may start lower, while experienced engineers with specialized skills or certifications can earn higher salaries, especially in industries like manufacturing, chemical, or oil and gas.

What engineers make $500,000?

Senior engineers in specialized fields such as petroleum, aerospace, or software engineering can earn $500,000 or more annually, often with extensive experience, advanced skills, and sometimes stock options or bonuses. High-level managerial or executive engineering roles may also reach this compensation level, especially in large corporations or high-demand industries.

What are some common challenges faced by process engineers when implementing process improvements in a manufacturing environment?

Process engineers often encounter challenges such as resistance to change from operators and staff, integrating new technologies with legacy systems, and ensuring that improvements do not disrupt ongoing production. Balancing cost-effectiveness with quality and safety standards can also be demanding. Successful process engineers collaborate closely with cross-functional teams, provide clear communication, and use data-driven approaches to overcome these obstacles and drive continuous improvement.

What are the key skills and qualifications needed to thrive as a Process Engineer, and why are they important?

To thrive as a Process Engineer, you need a solid background in engineering principles, process optimization, and problem-solving, typically supported by a degree in chemical, mechanical, or industrial engineering. Familiarity with process simulation software (like Aspen Plus or AutoCAD), Six Sigma certification, and experience with quality management systems are often required. Strong analytical thinking, effective communication, and teamwork are essential soft skills to excel in cross-functional projects and drive continuous improvement. These skills ensure efficient production processes, cost reduction, and consistent product quality within manufacturing or industrial environments.

What exactly does a process engineer do?

A process engineer designs, develops, and optimizes manufacturing processes to improve efficiency, quality, and safety. They analyze production workflows, troubleshoot issues, and implement improvements using tools like process flow diagrams and statistical analysis. Their work often involves collaboration with production teams and adherence to safety and environmental regulations.

Are process engineers paid well?

Process engineers typically earn competitive salaries that vary by industry, experience, and location. According to industry data, the median annual salary for process engineers is often above the national average, with additional compensation possible through bonuses and benefits. Skills in process optimization, automation, and certifications can also influence earning potential.
What are the most commonly searched types of Process Engineering jobs in Montana? The most popular types of Process Engineering jobs in Montana are:
What are popular job titles related to Process Engineering jobs in Montana? For Process Engineering jobs in Montana, the most frequently searched job titles are:
What job categories do people searching Process Engineering jobs in Montana look for? The top searched job categories for Process Engineering jobs in Montana are:
What cities in Montana are hiring for Process Engineering jobs? Cities in Montana with the most Process Engineering job openings:
What are popular job titles related to Process Engineering jobs in MT? For Process Engineering jobs in MT, the most frequently searched job titles are:
Process Engineering jobs near you
Infographic showing various Process Engineering job openings in Montana as of June 2026, with employment types broken down into 90% Full Time, and 10% Part Time. Highlights an 93% In-person, and 7% Remote job distribution, with an average salary of $84,458 per year, or $40.6 per hour.
Process Engineer

Process Engineer

Keystone Engineering Inc.

Billings, MT • On-site

Full-time

Posted yesterday

Job description

Keystone Engineering Inc. opened for business in 1988 and for decades, has been a reliable provider of qualified engineering resources and technically innovative solutions. Keystone was founded to be an enduring company, and to provide an environment for our employees and clients to innovate, thrive, and be successful.
Keystone's family of companies include: Milestone Project Services, SIS SILverstone, VeraPro, and Salmon & Associates
Our varied and extensive experience indicates that successful projects come down to personnel. We incorporate their individual skills in a process that's geared toward excellence. The intentional pairing of people and process is the reason why clients know that they can trust their projects in the hands of Keystone. Services Offered: 3D Laser Scanning, Controls & Automation, Construction Management, Design & Drafting, Engineering: Civil/Structural, Electrical, Mechanical, Process, Functional Safety, Information Technology, Instrumentation, On-Site Services, Operations & Commissioning Support, Procurement, Project Management.
Keystone Engineering is currently seeking a Process Engineer to join our team as we expand into the Western states. Apply today!
Position Type: Full-time
Location: Montana, Utah, Washington, and/or Wyoming, USA
Work Environment/Physical Demands: Office/Sedentary
Travel Requirements: Occasional site visits
Essential Functions:
  • Monitor and report on plant operating performance of assigned units including overall plant efficiency, capacity, product yields, catalyst life, emissions, and process safety. Collect field data as required to ensure accuracy of results.
  • Complete performance evaluations and generate recommendations to resolve identified problems found in process equipment including compressors, turbines, heat exchangers, absorbers, strippers, boilers, combustion equipment, and reactors.
  • Provide process optimization, troubleshooting, data analysis, and technical support to the operations organization.
  • Provide detailed engineering support and monitor / expedite assigned jobs through the Management of Change process to ensure timely execution.
  • Evaluate and participate in the development of potential capital improvement projects to increase production capacity, improve energy efficiency, and enhance EHS performance.
  • Prepare and review documents including PFDs, P&IDs, scopes of work, and equipment specifications to support capital improvement project budget authorization requests and approved project execution. Provide detailed written justifications for management approval.
  • Review new operational procedures and conduct training for operations personnel for significant changes.
  • Participate in PHAs, LOPA studies, and incident investigations.
  • Identify and implement solutions to EHS related action items to meet schedule requirements.
  • Assist Maintenance and Operations during turnarounds by providing pre-turnaround process engineering recommendations, assisting in planning specialty work, performing equipment inspections related to process issues, monitoring equipment repairs that can affect the process, coordinating catalyst replacements, and assisting with plant restarts.

Requirements:
  • B.S. degree in Chemical Engineering from an ABET-accredited university.
  • 5-10 years of engineering-related experience.
  • Strong communication skills (written and verbal) required.
  • Self-motivated, organized, and solution advocate.
  • Attention to detail.
  • Applicants must be currently authorized to work in the U.S. for any employer.

Experience Preferred:
  • P.E. License

Equal Opportunity Employer, including disabled and veterans.

Apply